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w e o e e e e e o . O REPORT OF ANALYTICAL EVALUATION PROGRAM STANDARD REFERENCE WATER SAMPLES NUMBERS 34 AND 35 U. S. GEOLOGICAL SURVEY WATER RESOURCES DIVISION Lakewood, Coloraco January 1972

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Page 1: REFERENCE Lakewood,

w e o e e e e e o . O

REPORT OF

ANALYTICAL EVALUATION PROGRAM

STANDARD REFERENCEWATER SAMPLES NUMBERS 34 AND 35

U. S. GEOLOGICAL SURVEY

WATER RESOURCES DIVISION

Lakewood, Coloraco

January 1972

Page 2: REFERENCE Lakewood,

• • • • e e e e e e

ST A ND A RD REFERENCE W A TER S A MPLES NUMBERS 3 4 A ND 3 5

PURPOSE AND PLAN PREPARATION OF SAMPLES

As a means of providing an independent and objective Approximately 150 gallons of each sample was collected.evaluation of the water-quality data published by the U.S. Thymol was added to both samples and each sample was thenCeological Survey and other cooperating laboratories, stand- filtered through a 0.45-µm membrane filter into a large poly-ard reference water samples are prepared and distributed at ethylene drum. Each sample was mixed overnight with a motor-regular intervals. This report summarizes the analytical driven stirrer, pumped through an ultraviolet (2537A) steri-results submitted by 34 laboratories for Standard Reference lizer and packaged in sterile teflon bottles under ultravioletWater_Samples numbers 34 and 35 distributed on November 22, radiation.1971.

DETERMINATIONS

The "Instructions for Analysis and Reporting Results" Silica (Si02) Fluoride (F)specified only that the pH and/or alkalinity determinations Calcium (Ca) Nitrate (as N)be performed first. No other required order of performing Magnesium (Mg) Dissolved solids (residue onthe determinations, nor restriction on methods and equipment Sodium (Na) evaporation at 180°C)was given. This program operates as a quality-control tool Potassium (K) Specific conductance (µmhos/cmto enable each laboratory to detect deficiencies. Partici- Bicarbonate (HCO2) at 25°C)pating laboratories are identified in this report by a pre- Carbonate (COs) pH

assigned code number. Sulfate (SO4) Strontium (Sr)Chloride (Cl) Arsenic (As)*

*Determined on Sample No. 34 only.

2

Page 3: REFERENCE Lakewood,

DATE REPORTED PCT.DEV.MD-YR CODE VALUE FROM MEAN METHOD

1-72 1 46 39 S' S.5 TECHNICON AUTOANALYZER, AMINONAPHTADLSULFONIC ACID12-71 2 Gl '37 î 0.1 MOLYBDATE BLUE, USGS TWRI BK5 CH AlE-ft¯¯-----3

8 C 2.8 TECHNICON AUTOANALYZER, MOLYBDDSILICATE1 72 ' §.0 2. 8.2 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH A1

12-71 5 Si 38 \ 2.8 MOLYBDATE BLUE, USGS TWRI BK5 CH Al ·IL 11 39 4 5.5 ,. MDLYBDSILICATE, APHA STD METH, 13ED, 1971B&-¥¾--- -- 7 NOT DETERMINED12-71 8 C '38 I 2.8 MOLYBDATE BLUE, USGS TWRI BK5 CH Al12-71 9 '35 i 5.3 MDLYBDATE BLUE, USGS TWRI BK5 CH Al

1-72 10 ~37i 0.1 MOLYBDATE BLUE, USGS TWRI BKS CH Al

E2-††------&& NOT DETERMINED12-71 12 12 3 67.5 REJECT cNETEROPOLY BLUE, APHA STD METH, 13ED, 197112-71 13 36 \ 2.6 MOLYBDATE BLUE, USGS TWRI BK5 08 Al

1-72 14 37 i 0.1 MOLYBDATE BLUE, USGS TWRI BK5 CH Al1-72 15 36

i2.6 MDLYBDATE BLUE, USGS TWRI BK5 CH Al

12-71 16 35 5.3 MOLYBDATE BLUE, USGS TwRI BK5 CH Al1-72 18 36 i 2.6 MDLYBDATE BLUE, USGS TWRI BK5 CH Al1-72 19 37 0.1 MOLYBDATE BLUE, USGS TWRI BK5 CH Al1-72 20 29 ' 21.5 REJECT MOLYBDATE BLUE, USGS TWRI BK5 CH A1

12-71 21 36 4 2.6 M3LYBDATE BLUE, USGS TWRI BK5 CH Alt'-'l 22 NOT DETERMINED12-71 23 1Ã 1 62.1 REJECT (FATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 24 37 i 0.1 WCMOLYBDATE BLUE, USGS TWRI BK5 CH Al1-72 25 36 i 2.5 s MDLYBDATE BLUE, USGS TWRI BKS CH Al

12-71 26 - '37;

3.1 MOLYBDATE BLUE, USGS TWRI BK5 CH 411-72 27 39 4 5.5 hpMOLYBOSILICATE, APHA STD METH, 13ED, 19711-72 28 - 36 Ç 2.6 SfrTECHNICON AUTOANALYZER, AMINONAPHTHOLSULFONIC ACID1

=2 LT 13 1 64.8 REJECT sy ATOMIC ASS-DIRECT, USGS TWRI BKS CH Al12-71 33 36 I 2.6 PGMOLYBDATE BLUE, USGS TWRI BK5 CH AlF-Yt--- 31 '35 I 5.3 deMOLYBDATE BLUE, USGS TWRI BK5 CH Al

11 32 NOT DETERMINEDB- ------39- '38 I 2.8 dúMOLYBDATE BLUE, USGS TWRI BK5 CH Al1-72 34 36 D 2.6 gyrTECHNICON AUTDANALYZER, MDLYBDOSILICATE1-72 35 '37

i0.1 JAUMOLYBDATE BLUE, USGS TWRI BK5 CH Al

TOTAL RANGE ,12' - 40 SAMPLE 34MEAN 36.9613 AVERAGE DEVIATION 1.0444STANDARD DEVIATION 1.3411 95 PCT.CONF.INTVL OF MEAN 36.9613 +0R- 0.5418 SID2

Page 4: REFERENCE Lakewood,

DATE REPORTED PCT.DEV.MO-YR CDDE VALUE FROM MEAN METHDD

1-72 1 43 2 1.1 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al12-71 2 46 2 5.7 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

L '2 ? 8.0 O ATOMIC ABS-DIRECT, APHA SfD METH, 13ED, 1971L-Y£ 4 GY c 5.7 MjATOMIC ABS-DIRECT, USGS TWRI BKS CR Al

12-71 5 41 1 5.7 / ATOMIC ABS-DIRECT, USGS TWRI BK5 CH AlEF-MP-------6 i 3.4 24GLOMPLEXDMETRIC, USGS TWRI BKS CH 4112-71 7 43 I 1.1 , COMPLEXOMETRIC, USGS TWRI BK5 CH Al12-71 8 42 I 3.4 COMPLEXOMETRIC, USGS TWRI BK5 CH Al12-71 9 45 I 3.4 COMPLEXOMETRIC, USGS TWRI BK5 CH Al

1-72 13 41 a 5.7 5 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH AlLL-¥&----- Ek 34 e 12.6 9 ATOMIC ABS-DIRECf. USGS TWRI BKS CH Al12-71 12 -50 à 14.9 33tEDTA TITRIMEfRIC, APHA STD METH, 13ED, 197112-71 13 44 1.1 ag ATOMIC ASS-DIRECT, USGS TWRI BKS CH Al1-72 14 45 i 3.4 2zGCOMPLEXOMETRIC, USGS TWRI BKS CH Al1-72 15 46 1 5.7 A COMPLEXOMETRIC, USGS TWRI BK5 CH Al

12-71 15 44 __ 1.1 Ë ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 18 46 a 5.7 DTHER1-72 19 43 1.1 o ATOMIC ASS-DIRECT, USGS TWRI BK5 C½ Al1-72 2 44 1.1 s ATCMIC ABS-DIRECT, USGS TWRI BKS CH Al

12-71 21 42 1 3.4 ¿áGCDMPLEXOMETRIC, USGS TWRI BK5 CH Al12-71 22 42 , 3.4 i ATOMIC ABS-DIRECT, USGS TWRI BK5 CH 4112-71 23 45

¡ 3.4 zy COMPLEXOMETRIC, USGS TWRI BKS CH Al12-71 24 43 1.1 ATOMIC ASS-DIRECT, USGS TWRI BK5 CH Al

1-72 25 44 1.1 €C ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 26 43 I 1.1 22CCOMPLEXCMETRIC, USGS TWRI BKS CH Al

1-72 27 44 1.1 00MPLEXOMETRIC, USGS TWRI BK5 CH Al1-72 28 45 I 3.4 COMPLEXOMETRIC, USGS TWRI BKS CH Al1 71 Li -PV e 19.5 REJECT ATOMIC ASS-DIRECT, USGS TWRI BKS Gd Al

12-71 33 44 1.1 6 ATOMIC ASS-DIRECT, USGS TWRI BKS CH AlL-ft ---11- 43' J 1.1 z C-CDMPLEXOMETRIC, USGS TWRI BK5 CH Al12 21 '? NOT D£fERMINEDE-la 31 46' i 5.7 tzGCOMPLEXOMETRIC, USGS TWRI BKS CH Al1-72 34 40 x 8.0 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 35 44 e 1.1 faaTOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

T3TAL RANGE 35 - 50 SAMPLE 34MEAN 43.4998 AVERAGE DEVIATION 1.7188STANDARD DEVIATION 2.2860 95 PCT.CONF.INTVL OF MEAN 43.4998 +0R- 0.8203 CA

Page 5: REFERENCE Lakewood,

DATE REPORTED PCT.DEV.MO-YR CODE VALUE FROM MEAN METHOD

1-72 i 7.8 1 1.5 66ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 2 7.9 L 0.3 ATOMIC ASS-DIRECT, USGS TWRI BK5 CH Al

E-42- 3 1.1 14.9 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al1-72- 4 7 i 5.3 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

12-71 5 5 8.0 1.3 ATOMIC ABS-DIRECT, USGS TWRI BKS CH All&-71 6 7.0 11.6 t3C-CALCULATION, USGS TWRI BK5 CH Al12-71- -

F NOT DETERMINED12-71 8 L . 9.7 22.4 P&CALCULATION, USGS TWRI BK5 CH Al12-71 9 7.4 6.6 0 CALCULATION, USGS TWRI BK5 CH A11-72 13 8.0 1 1.0 EGATOMIC ABS-DIRECT, USGS TWRI BK5 CB Al

12-TL -14- Gro 1.3 M ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 12 7.0 11.6 *3CCALCULATION, USGS TWRI BK5 CH Al12-71 13 8.2 1 3.5 5 ATOMIC ABS-DIRECT, USGS TWRI BKS GM Al

1-72 14 6.7 I 15.4 15 CALCULATION, USGS TWRI BK5 CH Al' 1-72 15 7.1 i 10.4 CALCULATION, USGS fWRI BK5 CH Al

12-71 16 7.7 1 2.8 - y ATDMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 18 6.8 I 14.2 ;3 CALCULATION, USGS TWRI BK5 CH Al

' 1-72 19 8.0 1 1.0 s ATOMIC ABS-DIRECT, USGS TWRI BKS CH 411-72 23 8.0 1.0 " ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al

12-71 21 8.8 i 11.1 ISGCALCULATION, USGS TWRI BK5 CH Al12-71 22 7.8 1 1.5 sg ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

, 12-71 23 155_ 5.3 36CALCULATION, USGS TWRI BK5 CH A112-71 24 7.9 0.3 < CALCULATION, USGS TWRI BK5 CH Al

1-72 25 8.6 1 8.6 ATOMIC ASS-DIRECT, USGS TWRI BK5 CH Al12-71 26 7.7 > 2.8 ' GATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

1-72 27 8.3 4.8 ;3GCALCULATION, USGS TWRI BK5 CH Al1-72 28 8.0 1.0 is ATOMIC ABS-DIRECT, USGS TWRI BK5 CÑ A1

-FR 79 7.9 D.3 ATDMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 30 7.7 2.8 ATOMIC ABS-DIRECT, USGS TWRI BKS CH AlF-TF ---+1 9 7 22.4 23GCALCULATION, USGS TWRI BK5 CH Al

11'

--32 NOT DETERMINED1-72 TYT B.O-- 1.0 /36CALCULATION, USGS TWRI BK5 CH Al

' 1-72 34 8.2 3.5 CATOMIC ABS-DIRECT, USGS TWRI BKS CH Al1-72 35 7.5 5.3 «lATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

TOTAL RANGE 6.7 - 9.7 SAMPLE 34MEAN 7.9219 AVERAGE DEVIATIDS 0.4857STANDARD DEVIATION 0.7047 95 PCT.C3NF.INTVL OF HEAN T.9219 +OR- 0.2529 MG

Page 6: REFERENCE Lakewood,

DATE REPORTED PCT.DEV.MO-YR CODE VALUE FROM MEAN METHOD

1-72 1 44 1.2 JocGTHER12-71 2 42 . 3.4 savDTHER

1 72 3 WW-- 5.8 St-ATOMIC ASS-DIRECf. USGS TWRI BK5 CH AlL--AL--- I NOT DETERMINED

12-71 5 42 L CyaOTHER&&-71 C 4 8.0 «¿- ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al12-71 7 NOT DETERMINED12-71 8 43 1.1 g ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1131 9 NOT DETERMINED

1-72 10 5 40 8.0 6C- ATOMIC ADS-DIRECT, USGS TWRI BKS CA Al14-+†--- El 24-- 35.6 REJECT ATOMIC ABS-DIRECT, USGS TWRI BK5 CM Al12-71 12 52 1 19.6 REJECT ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al12-71 13 43 \ 1.1 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

1-72 14 C 45 | 3.5 * ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al' L32 15- NOT DETERMINED

12-71 16 9 43 I 1.1 SGATOMIC ABS-DIRECT, USGS TWRI BKS CH Al1-72 18 42 3.4 za-OTHER1-72 19 43 1.1 GG ATOMIC ABS-DIRECT, USGS TWRI SKS CH Al1-72 23 43 1.1 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

12-71 21 44 1.2 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al12-71 22 47 8.1 ATOMIC ABS-DIRECf. USCS TWRI BKS CH Al12-71 23 44 1.2 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al12-71 24 44 1.2 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

1-72 25 44 1.2 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 26 45 3.5 ATOMIC ABS-DIRECT, USCS TWRI BK5 CH Al

1-72 27 45 L 3.5 ‡bdFLAME PHOTOMETRIC, APHA STD METH, 13ED, 19711-72 28 45 3.5 Ed ATOMIC ABS-DIRECT, USGS TWRI BKS CA AlF-Œ2 29 '4ù o 8.0 swoDTHER

12-71 30 44 1.2y

LOTHER4-62 --31 NDT DETERMINED

E -ft J¿ NOT DETERMINED-9¿ ss 4 --4- 3.5 5Y ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

1-72 34 51 44 1 1.2 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 35 50 43 i 1.1 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al

TDTAL RANGE 28 - 52 SAMPLE 34MEAN 43.4613 AVERAGE DEVIATION 1.3491STANDARD DEVIATION 1.7488 95 PCT.CONF.INTVL OF MEAN 43.4613 +0R- 0.7065 NA

Page 7: REFERENCE Lakewood,

• • • • •

00

0©© 0 0 0 0

OO DOS@ © 0 0 0 e©030000 p

0 0 0 0 0 OO @

©0 OOOO©OOOOOG -> OO©OO© 0000E''''I''''I''''I''''I''''I''''l''''¯\ llllllll ! I I I I I I | ¡

0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 30 32 34 36 38 40 42 44 46

SILICA (SiO2) -- mg/l CALCIUM (Ca) -- mg/1

0

OOOOO OOOOO

000 & O O © 0 0 0 0IlilgIlllll!111111 ! ! ! I I I l i llll !

32 34 36 38 40 42 44 46 48 100 120 140 160 180 200 220

MAGNESIUM (Mg) -- mg/1SODIUM (Na) -- mg/1

SAMPLE NO. 35

Page 8: REFERENCE Lakewood,

e e e e

- DATE REPORTED PCT.DEV.MO-YR CDDE VALUE FROM MEAN METHOD

1-72 1 17 3.3 v0THER12-71 2 16 2.8 OTHERL->&- -3 20 21.5 Gó-ATOMIC ABS-DIRECT, USGS TWRI BKS CH A1

-Eh 4 NOT DETERMINED12-71 5 16 2.8 -am0fHERll-41- - 1&- 2.8 geATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al2-41 Y NOT DETERMINED

12-71 86 16 2.8 šgATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-2-11- + NOT DETERMINED

1-72 13 16 2.8 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12 21 44- MY 27.1 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al12-71 12 15 8.9 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 13' 13 21.3 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

1-T2 14 15 8.9 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al' A-72 15 NOf DETERMINED

12-71 16 16 2.8 fáATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 18 15 8.9 poOTHER1-72 19 17 3.3 yATOMIC ABS-DIRECT, USGS TWRI BK5 CM Al1-72 23 18 9.3 AfDMIC ABS-DIRECT, USGS TWRI BK5 CH Al

12-71 21 18 9.3 4TOMIC ABS-DIRECT, USGS TWRI BK5 CH A112-71 22 16 2.8 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 23 18 9.3 ATOMIC ABS-DIRECT, USGS TWRI BKS CH A112-71 24 -20 21.5 ATOMIC ABS-DIRECT, USGS TWRI SK5 CH Al

1-72 25 4 17 3.3 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 26 18 , 2.8 ATOMIC ABS-DIRECT, USGS TWRI BK5 08 Al

1-72 27 15 16 . 2.8 ¢c FLAME PHOTOMETRIC, APHA STD METH, 13ED, 19711-72 28 16 \ 2.8 y ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1 72 29 -FG---- 15.4 zov0THER

12-71 30 16 17 3.3 H OTHERF-PT -Si NOT DETERMINED

1-1-¥+------39- NDT DETERMINED\-79 22 11 _-- 3.3 4 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72. 34 17 3.3 ATOMIC ABS-DIRECT, USGS TNRI BK5 CH Al1-72 35 16 2.8 DTHER

TOTAL RANGE 12 - 20 SAMPLE 34MEAN 16.4642 AVERAGE DEVIATION 1.2449STANDARD DEVIATION 1.7317 95 PCT.CONF.INTVL OF MEAN 16.4642 +0R- 0.6715 K

Page 9: REFERENCE Lakewood,

e e e

DATE REPORTED PCT.DEV.MD-YR CODE VALUE FRDM MEAN METHOD

1-72 196 135 3.2 312FISHER TITRALIZER, ELECTROMETRIC TITRATION, USGS

12-71 2 104 I 2.3 jgeELECTROMETRIC TITRATION, USGS TWRI BK5 CH AL

&-12---- AL- M R3 20.4 4901NDICATOR OR POTENTIOMETRIC, APHA STO MEfH, 13ED, 1971

NOT DETERMIMED

12-71 5 102 3.3 34GELECTROMETRIC TITRATION, USGS fWRI BK5 CH Al

1-&-71 -- L·- 2.3 ELECTROMETRIC lITRATION, USGS TWRI BKS CH Al

12-71 7 103 1.3 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al

12-71 8 106 4.2 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

12-71 9 100 1.7 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

1-72 13 132 0.3 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al

12 71 11 --&&-- 15.4 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

12-71 -L2 -66 35.1 REJECT ELECfROMETRIC TITRATION, USGS TWRI BK5 CH Al

12-71 13 93 8.6 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al

1-72 14 Ils' 8.2 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al' 1-72 15 110 8.2 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

12-71 16 132 0.3 ELECTRDMETRIC TITRATION, USGS TWRI ßK5 CH Al

1-72 18 108 6.2 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al

1-72 19 102 0.3 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

1-72 20 104 2.3 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

12-71 21 104 2.3 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al

12-71 22 95 6.6 ELECTROMETRIC TITRATION, USGS TWRI SK5 CH Al* 12-71 23 101 0.7 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

12-71 24 102 0.3 ELECTRDMETRIC TITRATION, USGS TWRI BKS CH A1

Ï-72 25 133 1.3 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

12-71 25 132 0.3 ELECfROMETRIC TITRATION, USGS TWRI SKS CH Al

1-72 27 102 0.3 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

1-72 28 100 1.7 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al

E-? - =29 144 . 31.2 REJECT ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al

12-71 33 102 0.3 ELECTROMETRIC TITRATION,.USGS TWRI BKS CH Al

E-72- 31 GG- 11.5 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

12-71 32 122 19.9 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH A1

1.7 NOOTHER

1-72 34 104 2.3 PIC-ELECTROMETRIC TITRATION, USGS TWRI 'BKS CH Al

1-72 35 , 104 2.3 "ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

TOTAL RANGE 66 - 122 . SAMPLE 34

MEAN 101.7094 AVERAGE DEVIATION 4.4767STANDARD DEVIATION 7.2947 95 PCT.C3NF.INTVL OF MEAN 101.7094 +OR- 2.6754 HCO3

Page 10: REFERENCE Lakewood,

DATE REPORTED PCT.DEV.MD-YR CODE VALUE FRDA MEAN METHOD

1-72 1 0 4 100.0 g?cFISHER TITRALIZER, ELECTROMETRIC TITRATION, USGS

12-71 2 0 i 100.0 2R-ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al1 72 3 .û-- r 100.0 Ñ5CINDICATOR OR POTENTIOMETRIC, APHA STD METH, 13ED, 1971L-¥2- -----4 NOT DETERMINED

12-71 5 0 100.0 34-ELECTROMETRICTITRAfl0N, USGS TWRI BK5 CH A1

12 21 ( · þ-- 100.0 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH A1

12-71 7 1 833.3 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 8 0 100.0 ELECTROMETRIC TITRATION, USGS TWRI BKS CH A1

12-71 9 0 100.0 ELECTRDRETRIC TITRATION, USGS TWRI BK5 CH Al1-72 10 1 833.3 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al

L -¾0-----44 4---- ***** REJECT ELECTROMETRIC TITRAfION, USGS TWRI BK5 CH Al12-71 -12 85 ***** REJECT ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 13 2 ***** REJECf ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

1-72 14 0, 100.0 ELECTROMETRIC TITRATION, USGS TWRI 6KS CH Al1-72 15 0

' 100.0 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 16 0 100.0 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al

1-72 18 0 100.0 ELECTROMETRIC TITRAfl0N, USGS TWRI BKS CH Al1-72 19 0 100.0 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al1-72 23 100.0 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

12-71 21 0 100.0 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 22 2 ***** REJECT ELECTROMETRIC TITRATION, USGS TWRI BKS CH A1

12-71 23 1 833.3 ELECTROMETRIC IITRATION, USGS TWRI BK5 CH Al12-71 24 0 100.3 ELECTROMETRIC TITRATION, USGS TWRI dKS CH Al

1-72 25 0, 100.] ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 26 0 100.0 ELECTRDMETRIC TITRATION, USGS TWRI SKS CH Al

1-72 27 0 100.0 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al1-72 28 0 130.0 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al1·72 29 ~13- ***** REJECT ELECTROMETRIC TITRATION, JSGS TWRI BKS CH Al

12-71 30 0 100.0 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al1-42----- -34 100.0 ELECTROMETRIC TITRATION, USGS TWRI SKS CH Al

12-71 32 100.0 ELECTROMETRIC TITRATION, USGS TWRI BKS CH AlE-Yt-¯¯

-33 100.0 « OTHER1-72- 34 0 130.0 3dáELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al1-72 35 0 100.0 ,sELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

TOTAL RANGE 0 - 85 SAMPLE 34

MEAN 0.1071 AVERAGE DEVIATION 0.1913STANDARD DEVIATION 3.3150 95 PCT.CJNF.INfVL OF MEAN 0.1071 +0R- 0.1221 003

Page 11: REFERENCE Lakewood,

3ATE REPORTED PCT.DEV.MD-YR CODE VALUE , FRDM MEAN METHOD

1-72 1 35 3 52.8 336 FISHER TITRALIZER, THORIN, USGS

. 12-71 2 23 i 0.4 89THORIN, USGS TWRI BK5 CH AlL-72- 3 4---, 4.8 ChiJURBIDIMETRIC, APHA STD METH, 13ED, 1971E-¥2- -4 NDT DETERMINED

12-71 5 20 2 12.7 960THERLL->+-- -& . 21 3.9 4; SRAVIMETRIC, APHA STD METH, 13ED, 197112-71 7 - 0 100.0 REJECT ?«v0THER12-71 8 23 i G.4 ½œTHORIN, USGS TWRI BK5 CH Al

12-71 9 21 | 8.3 THORIN, USGS TWRI BK5 CH Al1-72 13 25 | 9.2 'THORIN, USGS TWRI BK5 CH A1

La-41- 11 - 21.4 GRAVIMETRIC, APHA STD METH, 13ED, 197112-71 12 - 17 a 25.8 9/CTURBIDIMETRIC, APHA STD METH, 13ED, 197112-71 13 22 i 3.9 WeTHORIN, USGS TWRI BKS CH Al

1-72 14 23 i 0.4 THORIN, USGS TWRI BK5 CH Al1-72 15 23 I 0.4 THORIN, USGS TWRI BK5 CH Al

12-71 16 22 \ 3.9 THORIN, USGS TWRI BK5 CH Al1-72 18 '~ 35 1

52.8 THORIN, USGS TWRI RKS CH A1

1-72 19 24 i 4.8 THORIN. USGS TWRI BKS CH Al1-72 20 24 : 4.8 THORIN, USGS TWRI RKS CH Al

12-71 21 25 i 9.2 THORIN, USGS TWRI BKS CH Al12-71 22 - 11 > 52.0 G(TURBIDIMETRIC, APHA STD METH, 13ED, 197112-71 23 23 y 0.4 ><bOTHER12-71 24 21 i 8.3 psaTHORIN, USGS TWRI BKS CH Al

1-72 25 25 1 9.2 THORIN, USGS TWRI BKS CH Al12-71 26 22 3.9 THORIN, USGS TWRI BK5 CH Al

1-72 27 20 12.7 USLORAVIMETRIC, APHA STD METH, 13ED, 19711-T2 28 22 3.9 g¶¾TECHNICDN AUTOANALYZER, TURBIDIMETRIC-BARIUM CHLORIDE

-L IL 29 - 54- 153.3 REJECT yoDTHER12-71 3 23 0.4 OTHER

1=TT 31 25 9.2 OTHERLO-ft +2 . NOT DETERMINEDL-11---- IT 90 4.8 %GTHORIN, USGS TWRI BK5 CH Al1-72. 34 22 3.9 THORIN, USGS TWRI BK5 CH Al1-72 35 23 0.4 N THORIN, USGS TWRI BK5 CH A1

¿o ¿zf ¿rTOTAL RANGE O

- 58 SAMPLE 34MEAN 22.8998 AVERAGE DEVIATION 2.5134STANDARD DEVIATION 4.3339 95 PCT.CONF.INTVL OF MEAN 22.8998 +DR- 1.6181 504

Page 12: REFERENCE Lakewood,

e e e e

3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 160 170 180 190 200 210 220 230

POTASSIUM (K) -- mg/1BICARBONATE (HCO )

-- mg/1

e000eeeeOS

O 00000 00

0 0 000 000e eeeee e eoeee

eeeeeeeeeee ee ee eeeeee ei i l i l i I i i!! I i I i I..I I i l i lll i t i i I i i

I,¯

2 4 6 8 10 12 14 16 18 300 320 340 360 380 400 420 440 460

CARBONATE (CO3) -- mg/1 SULFATE (SO )- mg/1

SAMPLE NO. 35

Page 13: REFERENCE Lakewood,

DATE REPORTED PCT.DEV.MD-YR CODE VALUE FROM MEAN METHOD

1-72 1 72 4 -' 0.3 3TTECHNICON AUTOANALYZER, MERCURIC THIOGYANATE12-71 2 75 i 3.9 SOGMOHR, USGS TWRI BK5 CH Al

1 72 3 --&&-as 8.6 SleMERCURIC NITRATE, APHA STD METH, 13ED. 19711- 4 NOT DETERMINED

12-71 5 68 L 5.8 64GMERCURIMETRIC, USGS TWRI BKS CH A1LO-FF-----6 TT 1.1 MERCURIMETRIC, USGS TWRI BK5 CH Al12-71 7 74 1 2.5 699MOHR, USGS TWRI BK5 CH Al12-71 8 71 2 1.6 CNERCURIMETRIC, USGS TWRI BK5 CH Al12-71 9 72 0.3 MERCURIMETRIC, USGS TWRI BKS CH Al

1-72 10 73 I 1.1 16MOHR, USGS TWRI BK5 CH Al13-¥±------11 3 1 5.8 MEMERCURIMETRIC, USGS TWRI BK5 CH Al12-71 12 69 3 4•4 cAERCURIC NITRATE, APHA STD METH, 13ED, 197112-71 13 72 0.3 54GMERCURIMETRIC, USGS TWRI BK5 CH Al

1-72 14 72 0.3 GMOHR, USGS TWRI BKS CH AlI 1-72 15 74 2.5 . MOHR, USGS TWRI BK5 CH Al

12-71 16 73 1.1 MOHR, USGS TWRI BK5 CH Al1-72 18 73 1.1 2erDTHER1-72 19 73 1.1 67CMOHR, USGS TWRI BK5 CH Al1-72 20 72 0.3 C-MERCURIMETRIC, USGS TWRI BK5 CH Al

12-71 21 73 1.1 57>MOHR, USGS TWRI BK5 CH Al12-71 22 71 1.6 m:10THER

, 12-71 23 72 0.3 69tvMERCURIMETRIC, USGS TWRI BKS CH Al12-71 24 75 3,9 OGMOHR, USGS TWRI BKS CH Al

1-72 25 76 3 5.3 GMERCURIMETRIC, USGS TWRI BK5 CH A112-71 26 72 i 0.3 GMOHR, USGS TWRI BK5 CH Al

1-72 27 75 \ 3.9 " MOHR, USGS TWRI BK5 CH A11-72 28 72 4 0.3 "fECHNICON AUTOANALYZER, MERCURIC TBÏOGYANATE1 29 Y e- 3.9 zec DTHER

12-71 30 72 \ 0.3 6]GMOHR, USGS TWRI BK5 CH AlL AP-- --91- TL ---; 1.6 WC-MERCURIMETRIC, USGS TWRI BK5 CH Al

12-71 32 71 1 1.6 OuMOHR. USGS TWRI BK5 CH AlF-It---- --la JA .a 5.3 - MOHR, USGS TWRI BK5 CH Al

' 1-72 34 72 0.3 ØsAERCURIMETRIC, USGS TWRI BK5 CH Al1-72 35 , 69 \

4.4 OgMOHR, USGS TWRI BK5 CH Al

TOTAL RAN3E 66 - 76 SAMPLE 34MEAN 72.1816 AVERAGE DEvlATION 1.6639STANDARD DEVIATION 2.3110 95 PCT.CONF.INTVL OF MEAN 72.1816 +OR- 0.8167 CL

Page 14: REFERENCE Lakewood,

e e e¡D

DATE REPORTED PCT.DEV.MO-YR CODE VALUE FROM MEAN METHOD

1-72 1 1.1 5.8 ŸGC IRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BK5 CH Al12-71 2 6 1.1 5.8 AbGIIRCONIUM-ERIOCHRDME CYANINE R, USGS TWRI BK5 CH Al

1 "i -Gy 42.3 REJECT ggION-SELECTIVE ELECTRODE, APHA STD METH, 13ED, 19711-72 --4 NOT DETERMINED

12-71 5 1.0 3.8 qwoDTHERI 6 3.8 gyd)fHER12-71 7 1.0 i 3.8 gyC-ZIRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BK5 CH Al12-71 8 1.0 \ 3.8 - ZIRCONIUM-ERIOCHROME CYANINE Re USGS TWRI BK5 CH Al12-71 9 1.0 '¾ 3.8 gyION-SELECTIVE ELECTRODE, USGS TWRI BK5 CH Al

1-72 13 1.0 i 3.8 pesZIRCONIUM-ERIOCHRDME CYANINE R, USGS TWRI BK5 CH AlLZ=21 11 NOT DETERMINED12-71 12 1.1 Ñ S.8 15ŒSPADNS, APHA STD METH, 13ED, 19T112-71 13 1.0 1 3.8 qqsZIREDNIUM-ERIOCHROME CYANINE R, USGS TWRI BK5 CH Al

1-72 14 1.0 I 3.8 n ZIRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BK5 CH Al1-72 15 --1.1 L 5.8 . †5 ION-SELECTIVE ELECTRODE, USGS TWRI BKS CH Al

12-71 16 1.0 3.8 NúSPADNS, USGS1-72 18 -1.2 15•4 98010N-SELECTIVE ELECTRODE, USGS TWRI BK5 CH Al1-72 19 1.0 \ 3.8 OGGZIRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BK5 CH 411-72 20 -1.3 I 25.0 ZIRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BK5 CH Al

12-71 21 1.1 \ 5.8 ZIRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BK5 CH A112-71 22 1.0 é 3.8 - > 967TECHNICON AUTOANALYZER, SPADNS WITH DISTILLATION12-71 23 - 1.0 a 3.8 agaloN-SELECTIVE ELECTRODE, USGS TWRI BKS CH Al12-71 24 1.0 i 3.8 9 EIRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BKS CH A1

1-72 25 1.1 i 5.8 e ZIRCONIUM-ERIOCHRDME CYANINE R, USGS TWRI BK5 CH Al12-71 26 -1.1 2 5.8 44WION-SELECTIVE ELECTRODE, USGS TWRI BK5 CH Al

1-72 27 - 1.0 . 3.8 0 ION-SELECTIVE ELECTRODE, USGS TWRI ßKS CH Al1-72 28 1.1 7 5.8 $$TTECHNICDN AUTOANALYZER, ZIRCONIUM KYLENOL ORANGE1 72 29 -E. t 3.8 OGION-SELECTIVE ELECTRODE, USGS TWRI BK5 CH Al

12-71 33 1.0 3.8 1sCSPADNS, USGSE-Et~¯¯¯¯~IT Y.7 t 15.4 %QZIRCONIUM-ERIOCHROME CYANINE R. USGS TWRI BK5 CH Al13 71 3¿ NOT DETERMINEDL->&-----B+ - U 23.1 MGION-SELECTIVE ELECTRODE, USGS TWRI BKS CH Al1-72 34 0.9 \ 13.5 MAZIRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BK5 CH Al1-72 3S 1.0 ' 3.8 15CSPADNS, USGS

TOTAL RANGE 0.6 - 1.3 SAMPLE 34MEAN 1.0403 AVERAGE DEVIATION 0.0707STANDARD DEVIATION C.ù932 95 PCT.CONF.INTVL OF MEAN 1.0400 +0R- 0.0348 F

Page 15: REFERENCE Lakewood,

e e

DATE REPORTED PCf.DEV.MD-YR CODE VALUE FROM MEAN METHDD

1-72 1 11 § 9.3 60TTEHCNICON AUTOANALYZER, HYDRAZINE REDUCTION12-71 2 12 f 1.0 elgBRUCINE, USGS TWRI BK5 CH Al

E-AF- -- 3- WWP---i 1.0 syfEHCNICON AUTOANALYZER, HYDRAZINE REDUCTION1-72 4 NOT DETERMINED

12-71 5 11 Zo 9.3 2ot0THER1.0 Jet0THER

LL--71 T NDT DETERMINED12-71 8 14 15.4 ilC-BRUCINE, USGS TWRI BKS CH A112-71 9 12 & 1.0 zo OTHER

1-72 10 14 I 15.4 .g> BRUCINE, USGS TWRI BK5 CH Al1-&-ft¯¯ 11, 14~- a 9.3 CBRUCINE, APHA STD METH, 13ED, 197112-71 12 14

|15.4 BRUCINE, USGS TNRI BK5 CH Al

12-71 13 11 9.3 OTHER1-72 14 13 i 7.2 BRUCINE, USGS TWRI BK5 CH A11-72 15 13 7.2 DTHER

12-71 16 12 I 1.0 GBRUCINE, USGS TWRI BK5 CH Al1-72 18 - 9.8 19.2 poOTHER1-72 19 12 I 1.0 UC-BRUCINE, USGS TWRI BK5 CH Al1-72 20 11 9.3 BRUCINE, USGS TWRI BKS CH Al

12-71 21 13 7.2 BRUCINE, USGS TWRI BK5 CH A112-71 22 11 G 9.3 síTTECHNICON AUTOANALYZER, CADMIUM REDUCTION12-71 23 13 7.2 2mOTHER12-71 24 12 | 1.0 Ov8RUCINE, USGS fWRI BK5 CH Al

1-72 25 10 i 17.5 BRUCINE, USGS TWRI BK5 CH Al12-71 26 12 I 1.0 BRUCINE, USGS TWRI BK5 CH Al

1-72 27 13 L 7.2 gagPHENOLDISULFONIC ACID, APHA STD MET.H, 13ED, 19711-72 28 12 1.0 gérTEHCNICON AUTOANALYZER, HYDRAZINE REDUCTIONL-Ga- ---19 NOT DETERMINED

12-71 30 13 7.2 KERUCIME, USGS TWRI BK5 CH A111 | 17.5 " BRUCINE, USGS TWRI BKS CH A1

14-99- ---32 NOT DETERMINED1·7L 39 -NME- 23.7 $OTHER1-72 34 12 1.0 gšTTECHNICON AUTOANALYZER, CADMIUM REDUCTION1-72 35 13 i 7.2 es3RUCINE, USGS TWRI BK5 CH Al

TOTAL RANGE 9.8 - 15 SAMPLE 34MEAN 12.1266 AVERAGE DEVIATION 0.9738STANDARD DEVIATION 1.2643 95 PCf.C3NF.INTVL OF MEAN 12.1266 +OR- 0.4721 NO3 as N

Page 16: REFERENCE Lakewood,

o e e e

DATE REPORTED PCT.DEV.MO-YR CDDE VALUE FROM MEAN METHOD

. 1-72 1 358 1 1.0 7 GRESIDUE-DN-EVAPORATION, USGS TWRI BKS CH Al12-71 2 373 i 3.2 RESIDUE-DN-EVAPORATION. USGS TWRI BK5 CH Al1-72

?«MY~L 13.4 REJECT 9 RESIDUE-FILTERABLE, APHA STO METH, 13ED, 1971

1=72 NOT DETERMINED12-71 5 350 I 3.2 ucRESIDUE-ON-EVAPORATION, USGS TWRI BK5 CH Al12 71 & . 460-4 0.4 a RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al12-71 7 NOT DETERMINED12-71 8 372 2.9 11eRESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH A112-71 9 -337 6.8 RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al

1-72 10 372 2.9 RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH Al& -ft-- 11 RAR A- 1.8 RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH Al12-71 12 346 i 4.3 RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH Al1±-41-- 11 NOT DETERMINED

1-72 14 362 \ 0.1 11WRESIDUE-ON-EVAPORATION, USGS TWRI BKS CH A1L-'l 17 '

NOT DETERMINED12-71 16 376 \ 4.0 L RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al

1-72 18 359 0.7 RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH Al1-72 19 353 I 2.4 RESIDUE-ON-EVAPORATION,USGS TWRI 845 CH Al1-72 23 379 ' 4.8 RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al

12-71 21 358 L 1.0 RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH Al12-71 22 350 t 3.2 RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al12-71 23 360 0.4 RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH Al12-71 24 372 2.9 RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al

1-72 25 363 0.4 RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al12-71 26 368 1.8 RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al

1-72 27 345 4.6 RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al1-72 28 370 2.3 RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH AlLEA 29 ff 2.3 RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH Al

12-71 30 356 * 1.5 RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH Al11 NOT DETERMINED

L - & - 32 NOT DETERMINEDL-L ----- ML NOT DETERMINED1-72 34 378 I 4.6 vaESIDUE-DN-EVAPORATION, USGS TWRI BKS CH Al1-72 35 348 \ 3.7 e RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH A1

TOTAL RANGE 337 . - 410 SAMPLE 34MEAN 361.5361 AVERAGE DEVIATION 9.3490STANDARD DEVIATION 11.2791 95 PCT.CONF.INfVL OF MEAN 361.5361 +0R- 4.5567 DSRD180

Page 17: REFERENCE Lakewood,

OOO

OO

Og 0e O O

g O O

00OG © 0000 0 O O

Ogeo 00O OOOG@O O O O

00000 0 O O O O O O

lillllllllllllll! ¡ | \ \ l I i I I

64 66 68 70 72 74 76 78 80 0.6 0.8 1.0 1.2 1.4

CHLORIDE (Cl) -- mg/1 FLUORIDE (F) -- mg/1

0 ®

0 0 0 0 0 0 00 0 09 0 0 0 O 900 O 9 0 ©® . O @0

8 1012°

14 16 345 350 355 360 365 370 375 380

NITRATE (as N) -- mg/1 DISSOLVED SOLIDS (ROE at 180 C) -- mg/1

SAMPLE NO . 34

Page 18: REFERENCE Lakewood,

DATE REPORTED PCT.DEV.MO-YR CODE VALUE FROM MEAN METHOD

1-72 1 566 I 1.2 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BKS CH 4112-71 2 555 0.8 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al

&-41- ---- > --490 12.4 REJECT WHEAfSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al1-92- A NOT ETERMINED

12-71 5 554 1.D WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al&&-4† ¯'

6 444- 1.2, WHEATSTONE BRIDGE OR DIRECT READIN3, USGS TWRI BK5 CH Al12-71 7 570 1.9 WHEATSTONE BRIDGE OR DIRECT READING. USGS TWRI BK5 CH Al12-71 8 547 2.2 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al12-71 9 589 3.7 WHEATSf0NE BRIDGE OR DIRECT READING, USGS TWRI BKS CH Al

1-72 10 570 1.9 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al12-41 11 - &ŒL 27.2 REJECf WHEATSTONE BRIDGE OR DIRECT READIN3, USGS TWRI BK5 CM 4112-71 12 550 1.7 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al12-71 13 565 1.0 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BKS CH 41

1-72 14 561 0.3 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al1-72 15 560 0.1 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al

12-71 16 545 2.6, WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BKS CH 411-72 18 562 0.5 WHEATSTONE BRIDGE OR DIRECT READING. USGS TWRI BK5 08 Al1-72 19 563 0.6 WNEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al1-T2 20 566 1.2 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al

12-71 21 560 0.1 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BKS CA Al12-71 22 573 1.9,- WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al12-71 23 547 2.2 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BKS CH Al12-71 24 SSS 4.6 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BKS CH Al

1-72 25 549 1.9 WHEATSTONE BRIDGE OR DIRECT READING, USGS fWRI BKS CH Al12-71 26 559 3.1 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al

1-72 27 560 0.1, I WHEATSTONE BRIDGE OR DIRECT READINS, USGS TWRI BK5 CH Al1-72 28 565 1.0 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al1-79 --- - 29 NOT DETERMINED

12-71 30 540 3.5 WREATSTONE BRIDGE OR DIRECT READING, USGS TWRI BKS CH Al4-997---- BR- -'49&, 12.0 REJECT WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al

12-71 32 550 1.7 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH 41G-NP-----¾ME- NOT TERMINED

' 1-72 34 550 1.7, , WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al1-72 35 548 J) 2.0 2 WHEATSTONE BRIDGE OR DIRECf READING, USGS TWRI BK5 CH Al

TOTAL RANGE 407 - 585 SAMPLE 34MEAN 559.3899 AVERAGE DEVIATION 8.4800STANDARD DEVIATION 13.6748 95 PCT.CONF.INIVL OF MEAN 559.3899 +OR- 4.1396 SP.COND

Page 19: REFERENCE Lakewood,

• . • e

DATE REPORTED PCT.DEV.MO-YR CODE VALUE FROM MEAN METHOD

1-72 1 8.0 2.0 INSTRUMENT, USGS TWRT SK5 CH Al12-71 2 -7.5 -8.2 INSTRUMENT, USGS TWRI BK5 CH Al

L-JE a - .3 1.6 INSTRUMENT, USGS TWRI BK5 CH A12- A NOT ETERMINED

12-71 5 8.0 2.0 INSTRUMENT, USGS TWRI BK5 CH AlLa-Ti- 6 el 1.6 INSTRUMENT, USGS TWRI BK5 CH Al12-71 7 8.4 2.9 INSTRUMENT, USGS TWRI BK5 CH Al12-71 8 8.2 0.4 INSTRUMENT, USGS TWRI BK5 CH Al12-71 9 7.7 5.7 INSTRUMENT, USGS TWRI BK5 CH Al

1-72 13 8.4 2.9 INSTRUMENT, USGS TWRI BK5 CH Al& -FF---- IF -Sw5 4.1 INSTRUMENT, USGS TWRI BKS CH Al12-71 12 8.2 0.4 INSTRUMENT, USGS TWRI BKS CH Al12-71 13 8.4 2.9 INSTRUMENT, USGS TWRI BK5 CH Al

1-72 14 8.1 0.8 INSTRUMENT, USGS TWRI BK5 CH Al1-72 15 8.0 2.0 INSTRUMENT, USGS TWRI BKS CH Al

12-71 16 8.3 1.6 INSTRUMENT, USGS TWRI BK5 CH Al1-72 18 8.2 0.4 INSTRUMENT, USGS TWRI BK5 CH Al1-72 19 8.1 0.8 INSTRUMENT, USGS TWRI BK5 CH Al1-72 23 8.3 1.6 INSTRUMENT, USGS TWRI BK5 CH Al

12-71 21 8.0 2.0 INSTRUMENT, USGS TWRI BK5 CH Al12-71 22 8.4 2.9 INSTRUMENT, USGS TWRI BK5 CH Al12-71 23 8.4 2.9 | INSTRUMENT, USGS TWRI BK5 CH Al12-71 24 8.0 2.0 ' INSTRUMENT, USGS TWRI BK5 CH Al

1-72 25 7.9 3.3 INSTRUMENf, USGS TWRI BKS CH Al12-71 2& 7.8 4.5 Í INSTRUMENT, USGS TWRI BK5 CH Al

1-72 27 8.2 0.4 INSTRUMENT, USGS TWRI BKS CH Al1-72 28 8.2 0.4 INSTRUMENT, USGS TWRI BKS CH A1

JeRT~ 29 NLAL - 7.8 INSTRUMENT, USGS TWRI BK5 CH Al12-71 3D 8.0 2.0 INSTRUMENT, USGS TWRI BKS CH Al

1-72 31 7115 3.3 INSTRUMENT, USGS TWRI BK5 CH AL12-71 32 8.3 1.6 INSTRUMENT, USGS TWRI BK5 CH AlE-TP 33 B.3 1.6 INSTRUMENT, USGS TWRI BK5 CH Al1-72 - 34 8.1 0.8 INSTRUMENT, USGS TWRI BKS CH Al1-72 35 8.3 \ 1.6 INSTRUMENT, USGS TWRI BKS CH Al

TOTAL RANGE 7.5 - 8.8 SAMPLE 34MEAN 8.1667 AVERAGE DEVIATION 0.1960STANDARD DEVIATION 0.2521 95 PCT.C34F.INTVL OF MEAN 8.1667 +0R- 0.0891 PH

Page 20: REFERENCE Lakewood,

e e e e

DATE REPORTED PCT.DEV.MD-YR CDDE VALUE FROM MEAN METHOD

1-72 1 190 5.2 O'4TOMIC ABS-DIRECT, USGS TWRI BK5 Gd Al12-71 2 , 10 94.5 ATOMIC ABS-DIRECT, USGS TWRI BKS CH A11-72 & NDT DETERMINED1-12-----~-4 194- 5.2 ATOMIC ASS-DIRECT, USGS TWRI BK5 CH A1

12-71 5 150 16.9 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al&&-EE- ----4 &&&- C.3 ATOMIC ABS-DIRECT, USGS TWRI SK5 CH Al1-2-91 7 NOT DETERMINED12-71 8 170 5.8 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12 'l 9 NOT DETERMINED

F-4& 10 NOT DETERMINED11= k 14-- NOT DETERMINED12 71 10 NOT DETERMINED12-71 13 - 300 66.2 AfDMIC ABS-DIRECT, USGS TWRI BK5 CH AlL->2- 14 NOT DETERMINED1-72 15 NOT DETERMINED

12-71 16 180 0.3 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al4-92- 18 NOT DETERMINED1-72 19 190 5.2 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 23 -300 66.2 AfDMIC ABS-DIRECT, USGS TWRI BKS CH Al

12-71 21 25 38.5 ATOMIC ASS-DIRECT, USGS TWRI BKS CH AlLa-Vi- 22 NOT DETERMINED12-71 23 120 33.5 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 24 180 0.3 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al

-92 25 NOT DETERMINED12-71 26 160 11.4 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

1-72 27 - IC3 44.6 ATOMIC ASS-DIRECT, USGS TWRI BK5 CH Al1-72 28 20 10.8 ATOMIC ABS-DIRECT, USGS TWRI BK5 Gd A11-72 29 - To 61.2 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

1-a-AN- 40 NOT DETERMINED1-72 31 NOT DETERMINED

12-3 92 NDT DETERMINED1-7 33 NOT DETERMINED1-72 34 - 303 66.2 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 35 190 5.2 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

TOTAL RANGE 10 - 300 SAMPLE 34MEAN 183.5261 AVERAGE DEVI4flON 51.0802STANDARD DEVIATION 75.0164 95 PCT.CONF.INfvL OF MEAN 180.5261 +0R- 36.1581 SR

Page 21: REFERENCE Lakewood,

• • •

DATE REPORTED PCT.DEV.MO-YR C DE VALUE FROM MEAN METHOD

1-72 1 89 26.9 L( SILVER DIETHYLDITHIUCARBAMATE, USGS TWRI BK5 CH A11 -71 1 NOT DETERMINED1-12- 3 JSD- 37.1 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI BK5 CH Al1-72- ,4 NOT DETERMINED

12-71 5 NOT DETERMINED->F- 8 196- 8.6 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI BK5 CH Al

b -Ti- 7 NOT DETERMINED12-71 8 100 8.6 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI BKS CH AlLA-74-- 9 NOT DETERMINED1-F2 10 NOT DETERMINED

12-71 Il NOT DETERMINED1-2--74- 12 NOT DETERMINED12-71 13 90 17.7 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI BK5 CH Al

1 72 14 NOT DETERMINEDU-71- ±5r NOT DETERMINED

12-71 16 120 9.7 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI BKS CH Al8 NOT DETERMINED

1-72 19 110 0.6 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI 8K5 CH Al1-72 23 90 17.7 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI BK5 CH Al

PP-Mt 21 NOT DETERMINED12-71 22 50 54.3 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI BKS CH Al12-71 23 NOT DETERMINED12-71 24 120 9.7 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI BK5 CH Al1-72 25 NOT DETERMINED

12-71 26 100 8.6 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI BK5 CH Al1-72 27 13û 18.9 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI BK5 CH Al1-72 28 143 28.0 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI BK5 CH Al1-24 29 NOT DETERMINED

12-71 30 110 0.6 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI BK5 CH Al1-72 --af NOT DETERMINEDLl=>&----- 32 . NDT DETERMINED1-72 33 NOT DETERMINED1-72 34 113 0.6 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI BKS CH A11-72 35 150 A 37.1 SILVER DIETHYLDITHIOCARBAMATE,USGS TWRI BK5 CH Al

T3TAL RANGE 50 - 150 SAMPLE 34MEAN 109.3748 AVERAGE DEVIATION 19.4531STANDARD DEVIATION 26.1964 95 PCT.CONF.INTVL OF MEAN 109.3748 +OR- 13.9561 AS

Page 22: REFERENCE Lakewood,

$ $ $ e e e o e e e e

0e oO 9000 ©©000 OOO

. oooooo. 8 . et i e eeeeeeeee ee o eseä oo sooes oe e e 9

¡ . -y

520 530 540 550 5606 570 580 590 7.4 7.6 7.8 8.0 8.2 8.4 8.6 8.8 9.0

SPECIFIC CONDUCTANCE -- micromhos/cm at 25°CpH

eto o ooco e eeee e

e o es ee©ees © e e eeeeeeeet''''i''''i''''I''''l''''l''''i''''t i I l i llllllll ! ! I I I

0 50 100 150 200 250 300 350 40 60 80 100 120 140 160 180 200

STRONTIUM (Sr) -- pg/1 ARSENIC (As) -- pg/1

SAMPLE NO. 34

Page 23: REFERENCE Lakewood,

DETERMINATION ND.LABS PCT. OF VALUES PCT. OF UNREJECTED VALUES WITHINREPORTING REJECTED 95 PCT. CI X +OR- STD X +OR- 2STD

5102 30 -13 27 73 96

CA 33 3 41 66 94MG 32 47 72 94NA - 28 7 50 81 96

K 28 3 61 82 86

HCO3 33 6 65 77 90

CO3 33 15 89 89 89

SO4 32 6 57 83 90

CL 33 C 30 67 97

F 31 3 0 83 93

NO3 30 3 33 77 97

DSRD180 27 4 27 62 96

SP.COND 31 10 25 75 96

PH 33 0 24 79 94

SR 19 3 58 68 95

AS 16 0 50 69 94

SAMPLE 34

Page 24: REFERENCE Lakewood,

e e e

DATE REPORTED PCT.DEV.. •¾O-YR CODE VALUE FROM MEAN METHDD

1-72 1 2.2 s' 4.8 SarTECHNICON AUTOANALYŽER, AMINONAPHTHOLSULFONIC ACID12-71 2 2.5 i 19.0 59eMOLYßDATE BLUE, USGS TWRI BKS CH Al±-92 3 2.0-1- 4.8 gšrTECHNICON AUTOANALYZER, MOLYBDOSILICATE ROo >

1-79 -4 ±.9-1- 9.5 isATOMIC ABS-DIRECT, USGS TWRI ßK5 CH Al12-71 5 1.3 i 38.1 96MOLY8DATE BLUE, USGS fWRI BK5 CH Al1.&-Pf -6 4.8 2,0 igeMDLYBOSILICATE, APHA STD MEfH, 13ED, 197112 71 7 NOT DETERMINED12-71 8 2.3 I 9.5 396MOLYBDATE BLUE, USGS TWRI BK5 CH Al12-11 9 '2.2 i 4.8 MDLYBDATE BLUE, USGS TWRI BKS CH Al

1-72 10 '2.5 1 19.0 MOLYBDATE BLUE, USGS TWRI BKS CH Al&&-+t "El NOT DETERMINED12-71 12 1.5 3 28.6 2:cMETEROPOLY BLUE, APHA STD METH, 13ED, 197112-71 13 2.2 \ 4.8 59eMOLYBDATE BLUE, USGS TWRI BK5 CH Al

1-72 14 1.9 , 9.5 MULYBDATE BLUE, USGS TWRI BKS CH Al1-72 15 2..4 i 14.3 MDLYBDATE BLUE, USGS TWRI BK5 CH Al

12-71 16 2.4 * 14.3 MOLYBDATE SLUE, USGS TWRI BK5 CH Al1-72 18 2.5 9 19.0 MOLYBDATE BLUE, USGS TWRI BKS CH Al1-72 19 2.3 1 9.5 MOLYGDATE BLUE, USGS TWRI BK5 CH Al1-72 20 1.4 i 33.3 MDLYbDATE BLUE, USGS TWRI BKS CH Al

12-71 21 2.1 i 0.0 Y MOLYBDATE BLUE, USGS TWRI BK5 CH Al12-71 -22 NOT DETERMINED

.. 12-71 23 - C.6 i .6 71.4 REJECT isA10MIC ABS-DIRECT, USGS TWRI BKS CH Al12-71 24 2.3 i 9.5 59<¾MOLYBDATE BLUE, USGS TWRI BK5 CH Al

1-72 25 2.4 I 14.3 MOLYBDATE BLUE, USGS TWRI BKS CH Al12-71 26 2.3 i 9.5 MOLYBDATE BLUE, USGS TWRI BKS CH Al

1-72 27 2.1 4 0.0 LYBOSILICATE, APHA STD METH, 13ED, 19711-72 28 1.9 5 9.5 19TECHNICON AUTOANALYZER, AMINONAPHTHOLSULFONIC ACIOL

' 29 -NLAL- 6 ,7 61.9 REJECTC'riBATOMIC ABS-DIRECT, USGS TWRI BK5 CH Ala 12-71 33 2.2 i 4.8 F1AMCLYSDATE BLUE, USGS TWRI BKS CH Al

4->2- 31 -- 138.1 REJECT I' MOLYBDATE BLUE, USGS f WRI BK5 CH Al12-71 -

3 NOT DETERMINEDL->&------11- 127- - 19.0 físMDLYBDATE BLUE, USGS TWRI BK5 CH Al1-72 34 2.2 g 4.8 gšrTECHNICON AUTOANALYZER, MDLYSDOSILICATE «-21-72 35 2.0 t 4.8 çý&MOLYBDATE BLUE, USGS TWRI BKS CH Al

TOTAL RANGE 0.6 - 5.0 SAMPLE 35MEAN 2.1000 AVERAGE DEVIATION 0.2519STANDARD DEVIATION 3.3258 95 PCT.C38F.INTVL OF MEAN 2.1000 +0R- 0.1289 SID2

Page 25: REFERENCE Lakewood,

• •

DATE REPORTED PCT.DEV.. MD-YR CODE VALUE FROM MEAN METHOD

1-72 1 36 1 - 10.5 5 GATOMIC ABS-DIRECT, USGS TWRI BKS CH Al12-71 2 37 2 8.0 Af0MIC ASS-DIRECT, USGS TWRI BKS CH At1-44- -

3 it- - 5.5 gr ATOMIC ABS-DIRECT, APHA STD METH, 13ED, 1971L-72- -4 &&-- 5.5 G4TOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

12-71 5 39 ¿ 3.0 " ATOMIC ABS-DIRECT, USGS TWRI BKS CB AlLa-4k 6 . 42--4. 4.4 zzáCOMPLEXOMETRIC, USGS TWRI BK5 CH Al12-71 7 41 1.9 COMPLEXDMETRIC, USGS TWRI BKS CH Al12-71 8 41 1.9 COMPLEXOMETRIC, USGS TWRI BKS CH Al12-71 9 42 4.4 CDMPLEXDMETRIC, USGS TWRI BK5 CH Al-1-72 13 40 ¿ 3.6 SG ATCMIC ABS-DIRECT, USGS TWRI BK5 CH Al

AdPGl' tt 35--¿ 13.0 o ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 12 - 69 3 71.5 REJECT 33 EDTA TITRIMETRIC, APHA STD METH, 13ED, 197112-71 13 41 ; 1.9 g; ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al

1-72 14 38 I 5.5 ¿¿C COMPLEXOMETRIC, USGS TWRI BK5 CH Al1-72 15 43 6.9 4 COMPLEXOMETRIC, USGS TWRI BKS CH Al

12-71 16 35 - 13.0 EG ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al1-72 18 44 9.4 zac OTHER1-72 19 40 2 0.6 it ATOMIC ABS-DIRECT, USGS TWRI BK5 CM A11-72 20 40 1 0.6 o ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al

12-71 21 44 i 9.4 zzGCOMPLEXDMETRIC, USGS TWRI BK5 CH Al12-71 22 39 L 3.0 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 23 43 I 6.9 zu COMPLEXDMETRIC, USGS TWRI BK5 CH Al12-71 24 41 1.9 is- ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al1-72 25 41 L 1.9 a ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al

12-71 26 42 , 4.4 zzsCOMPLEXOMETRIC, USGS TWRI BKS CH Al1-72 27 42 i 4.4 COMPLEXOMETRIC, USGS TWRI BKS CH Al1-72 28 44 i 9.4 'COMPLEXOMETRIC, USGS TWRI BK5 CH Al6-11------29 - 11-¾ 42.8 REJECT SG ATOMIC ABS-DIRECT, USGS TWRI BKS CH A1

, 12-71 30 41 L 1.9 - AIDMIC ABS-DIRECT, USGS TWRI BK5 CH Al77" ~¾ 1.9 226-COMPLEXOMEfRIC,USGS TWRI BK5 CH Al

LL->L-----ty? NOT DEfERMINED&-+€-----"33 &&- 5.5 czGCOMPLEXOMETRIC, USGS TWRI BK5 CH Al

'- 1-72 . 34 40 0.6 ge-ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

1-72 35 41 1.9 i ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

TOTAL RAN3E 23 - 69 SAMPLE 35MEAN 43.2256 AVERAGE DEVIATION 1.9459STANDARD DEVIATION 2.4591 95 PCf.C3NF.INTVL OF MEAN 40.2256 +0R- 0.9019 CA

Page 26: REFERENCE Lakewood,

e e

DATE REPORTED PCT.DEV.. MO-YR CODE VALUE FROM MEAN METHOD

1-72 1 34 1 4.7 SGATOMIC ABS-DIRECT, OSGS TWRI BK5 CH Al12-71 2 34 | 4.7 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-4€--- ~~3 -=VY'I 26.2 REJECT AfDMIC ABS-DIRECT, USGS TWRI BK5 CH A1

1-7L -----+ 36 0.9 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al12-71 5 36 a.9 9 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH AlLL-FN--- -6 16- 0.9 3&CALCULATION, USGS TWRI BK5 CH Al12-¥¾------l' NOT DETERMINED12-71 8 37 ( 3.7 :3GCALCULATION, USGS TWRI BK5 CH Al12-71 9 35 1 1.9 0 CALCULATION, USGS TWRI BKS CH Al

1-72 10 33 ¿ 7.5 GGATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12 71 ti 15- - 9.9 a AfDMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 12 -18 49.5 REJECT /35CALCULAflDN, USGS TWRI BK5 CH Al12-T1 13 37 3.7 5 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

1-72 14 35 1.9 ;3CCALCULATION, USGS TWRI BK5 CH Al1-72 15 36 3.9 CALCULATION, USGS TWRI BK5 CH Al

12-71 16 36 0.9 SGATOMIC ABS-DIRECT, USGS TWRI SK5 CH Al1-72 18 36 0.9 is&CALCULATION, USGS TWRI BK5 CH Al1-72 19 35 1.9 EGATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 23 36 1 0.9 m ATOMIC ASS-DIRECT, USGS TWRI BKS CH A1

12-71 21 34 i 4.7 qd£ALCULATION, USGS TWRI BK5 CH Al12-71 22 34 1 4.7

g ¿ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

12-71 23 35 i 1.9 ¿gscALCULATION, USGS TWRI BK5 CH Al12-71 24 37 i 3.7 m CALCULATION, USGS TWRI BK5 CH Al

1-72 25 39 2 9.3 GC-ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al12-71 26 35 1.9 GECALCULATION, USGS TWRI BK5 CH Al

1-72 27 36 C.9 a CALCULATION, USGS TWRI BK5 CH Al1-72 28 36 0.9 g ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-32 29 14-ar 4.7 ATOMIC ABS-DIRECT, USGS TWRI BK5 CM Al

12-71 30 37 i 3.7 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH AlJ•44F------&L 33 -L 7.5 (3GCALCULATION, USGS TWRI BKS CH Al

L&- ¥------32 NOT DETERMIMEDLa12 33 3 9.3 /3CCALCULATION, USGS TWRI BK5 CH Al1-72 34 36 1 0.9 TC ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 35 37 > 3.7 a ATOMIC ABS-DIRECf, USGS THRI BK5 CH Al

TOTAL RANGE 18 - 45 SAMPLE 35MEAN 35.6665 AVERAGE DEVIATION 1.1334STANDARD DEVIATION 1.4700 95 PCT.CONF.INTVL OF MEAN 35.6665 +0R- 0.5488 MG

Page 27: REFERENCE Lakewood,

O O

DATE REPORTED PCf.DEV.MO-YR CODE VALUE FROM MEAN METHOD

1-72 1 190 Ze 3.1 OTHER12-71 2 180 2D 2.3 OTHER

1-72 3 190'~ ~1 3.1 -ATOMIC ABS-DIRECT, USGS TURI BK5 CH A1L-It-- ----4 NOT DETERMINED

12-71 5 180 / 2.3 Leo0THER1.2 21 f&&-- 2.3 sŒATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-11-- 7 NOT DETERMINED12-71 8 180 2.3 çc ATOMIC ASS-DIRECT, USGS TWRI BK5 CH A1

131 1 NOT DETERMINED

1-72 10 180 \2.3 6-ATOMIC ABS-DIRECT, USGS TWRI BKS CH A1

-¾ 34.9 REJECT ATOMIC ABS-DIRECT, USGS TWRI BKS CH A112-71 • 12 203 ) 8.6 ATOMIC ASS-DIRECT, USGS TWRI BKS CH Al12-71 13 170 \ 7.7 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

1-72 14 190 i 3.1 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-77 14 NOT DETERMINED

12-71 16 180 i 2.3 GATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 18 180 2 2.3, ¿av0THER •1-72 19 183 I 2.3 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al1-72 20 180 1 2.3 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

12-71 21 190 t 3.1 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 22 200 i 8.6 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

s 12-71 23 - 170 7.7 ATOMIC ABS-DIRECT, USGS TWRI BKS CH A1

12-71 24 190 3.1 ATOMIC ABS-DIRECT, USGS TWRI BKS CH AL

1-72 25 180 2.3 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 26 180 2.3 ATOMIC ABS-DIRECT, USGS TWRI SKS CA Al1-72 27 190 3.1 ¿c¢FLAME PHOTOMETRIC, APHA STD METH, 13ED, 19711-72 28 190 3.1 SGATOMIC ABS-DIRECT, USGS TWRI BK5 CH A1

-&-+2·-- 29 - 18.6 REJECT cacDTHER' 12-71 30 190 , 3.1 et0THER

1 7L 31- NOT DETERMINEDLa-¥¾- M NOT DETERMINED

. E-Pf" SS- Loo----~ 2.3 GATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 34 190 3.1 AfDMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 35 180 2.3 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al

TOTAL RANGE 120 - 200 SAMPLE 35MEAN 184.2300 AVERAGE DEVIATION 6.4200STANDARD DEVIATION 7.5753 95 PCT.C3NF.INTvt OF MEAN 184.2300 +0R- 3.0604 NA

Page 28: REFERENCE Lakewood,

I i i e e . . . . . .

OOO O

O @ 000 0 0000 OO 0000

O @ © 0 0 0000000 0 0 0 0 O@00000

e eoeseo e e eeeeeee ei lll ! \ \ \ \ \ I ! !

l..IlllllllI\llllll¯1

28 30 32 34 36 38 40 34 36 38 40 42 44 46 48 50

SILICA (SiO2) -- mg/1 CALCIUM (Ca) -- mg/1

0OG000000OOO O 9000

® © ©©OO O O O 0 0 & ®sece eooooooo ee e e e eeoose o

6.5 7.0 7.5 8.0 8.5 9.0 9.5 10 38 40 42 44 46 48 50 52 54

MAGNESIUM (Mg) -- mg/1 SODIUM (Na) -- mg/1

SAMPLE NO. 34

Page 29: REFERENCE Lakewood,

l I & . . • • • • • •

DATE REPORTED PCT.DEV.MO-YR CDDE VALUE FROM MEAN METHOD

1-72 1 4.4 o 13.4 gy OfHER12-71 2 5.2 2.3 «f?0THER

?.-YT 3 á, -- 18.1 C-ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72-------4- NOf DETERMINED

12-71 5 - 3.7 2T.2 TC OTHER12-71 5 . 3,5-- 11.5 C-ATOMIC ABS-DIRECT, USGS TWRI BK5 CH AlLL= 1 7 NOT DETERMINED12-71 . 8 5.3 4.3 so-ATOMIC ABS-DIRECT, USGS TWRI BK5 CH A1

La-JA- ----3 NOT DETERMINED1-72 13 4.3 15.4 C ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

17-71 .. 11 - .-F 27.2 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 12 6.0 18.1 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 13 5.1 0.4 - ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

1-72 14 4.5 11.5 ATOMIC ASS-DIRECT, USGS TWRI BK5 CH A1

E-FF------FF-- NOT DETERMINED12-71 16 5.4 6.3 &ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al1-72 18 4.2 17.4 OTHER1-72 19 5.1 0.4 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 23 , '6.2 22.0 ATOMIC ABS-DIRECT, USGS TWRI BKS CH A1

12-71 21 >.0 1.6 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 22 5.0 1.6 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 23 5.7 12.2 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al12-71 24 4.5 11.5 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al

1-72 25 6.2 22.0 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH A1

12-71 26 4.3 15.4 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH A1

1-72 27 5.91

16.1 FLAME PHOTOMETRIC, APHA STD METH, 13ED, 19711-72 28 5.4 6.3 & ATOMIC ABS-DIRECT, USGS TWRI BKS CA Al4 72 á-1 18.1 LUOTHER

. 12-71 30 5.0 1.6 voDTHER1-77 - 31 NOT DEfERMINED

LL=LL--- 12 . NOT DETERMINED4-44-- 33- -hyk 22.0 EG ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 . 34 4.8 5.6 0 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH A1

1-72 35 4.7 7.5 3m) OTHER

TOTAL RANGE 3.7 - 6.2 ''

SAMPLE 35

MEAN 5.0821 AVERAGE DEVIATION 0.6107STANDARD DEVIAflON 0.7489 95 PCT.C3NF.IMTVL OF MEAN 5.0821 +OR- 0.2904 K

Page 30: REFERENCE Lakewood,

DATE REPORTED PCT.DEV.MO-YR CODE VALUE FROM MEAN METHOO

1-72 1 216 9 6.8 37LFISHER TITRALIZER, ELECTROMETRIC TITRATION, USGS12-71 2 200 I 1.1 ¿QGELECTROMETRIC TITRATION, USGS TWRI BK5 CH A1

1-72 3 && Dr 20.9 ysdNDICATOR OR POTENTIDMETRIC, APHA STD METH, 13ED, 19711 Ja- + NOT DETERMINED

12-71 5 196 3.1 345ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al&&-Fi 6 12.3 \ELECTRDMEfRIC TITRATION, USGS TWRI BK5 CH A1

12-71 7 - 205 1.4 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 8 202 0.1 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 9 213 3.9 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

1-72 10 208 2.9 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al12-71- 11 -id?» . 43.1 REJECT ELECTROMETRIC TITRATION, USGS TWRI BKS CH A1

12-71 12 161 27.4 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 13 192 5.0 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

1-72 14 201 0.6 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al1-72 15 220 8.8 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

12-71 16 217 7.3 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al1-72 18 201 -0.6 ELECTROMETRIC TITRATION, USGS TWRI SK5 CH Al1-72 19 207 2.4 i ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al1-72 20 208 - 2.9 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al

12-71 21 226 8.8 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 22 - 198 2.1 | ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 23 185 8.5 ELECTROMETRIC TITRATION, USGS TwRI BK5 CH Al12-71 24 209 3.4 ELECfROMETRIC TITRATION, USGS TWRI BK5 CH Al

1-72 25 208 2.9 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al12-71 26 204 0.9 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

1-72 27 202 0.1 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al1-72 28 213 5.3 ELECTROMETRIC TITRAflON, USGS TWRI BK5 CH AlF-TF---- -29 , lik--- 29.8 REJECT ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

12-71 33 216 6.8 ELECTRDMETRIC TITRATION, USGS TWRI BK5 CH Ale-7&---- -lL LML-- 16.9 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al

12-71 32 196 ' 3.1 -VELECTROMETRIC TITRATION, USGS TWRI BK5 CH Alïa2--3Y 202 2.4 OTHER1-72 - 34 204 0.9 34G£LECTROMETRIC TITRATION, USGS TWRI BKS CH Al1-T2 35 207 - 2.4 a ELECTROMETRIC TITRATION, USGS TWRI BK5 CH A1

TOTAL RANGE 115 - 227 SAMPLE 35MEAN 202.1920 AVERAGE DEVIATION 13.7432STANDARD DEVIATION 15.7128 95 PCT.C]NF.INTVL OF MEAN 202.1923 +OR- 5.7627 HCO3

Page 31: REFERENCE Lakewood,

DATE REPORTED PCT.DEV.MO-YR CODE VALUE FROM MEAN METHDD

1-72 1 1 9 88.8 67CFISHER TITRALIZER. ELECTROMETRIC TITRATION, USGS12-71 2 6 32.8 3dC ELECTROMETRIC TITRATION, USGS TWRI BK5 CH A1LaT&------3 Lá--A i 79.1 gye INDICATOR OR POTENTIOMEfRIC, APHA STD METH, 13ED, 1971-1-72 'I NOT DETERMINED12-71 5 11 / 23.1 3 qsELECTROMETRIC TIfRATION, USGS TWRI BK5 CH AlE2-71' 6 . Mr,- 32.8 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 7 117' 23.1 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 8 14 56.7 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 9 3 66.4 ELECTROMETRIC flTRATION, USGS TWRI BK5 CH Al

1-72 13 10 11.9 ELECTROMETRIC TITRATION, USGS TWRI BKS CH AlLE-ft--- --tt 7f 750.7 REJECT ELECTROMETRIC TITRAflON, USGS TWRI BK5 CH Al12-71 12 38 325.4 REJECT ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 13 12 34.3 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al1-72 14 8 10.4 ELECTRDMETRIC TITRATION, USGS TWRI BK5 CH Al1-72 15 10 11.9 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH A1

12-71 16 5 44.0 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al1-72 18 11 ' 23.1 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al1-72 19 8 10.4 ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al1-72 23 9 0.7 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

12-71 21 4 55.2 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 22 li 23.1 | ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 23 12 34.3 \ ELECTROMETRIC TITRATION, USGS TWRI BKS CH Al12-71 24 8 10.4 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al1-72 25 9 0.7 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

12-71 26 12 34.3 ELECTROMETRIC TITRATION, USGS TWRI SK5 CH Al1-72 27 10 11.9 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al1-72 28 7 21.6 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al1-72 29 -4M -- 191.0 REJECT ELECTRGMETRIC TITRATION, USGS TWRI BK5 CH Al

. 12-71 30 6 32.8 ELECTROMETRIC TITRATION, USGS TWRI BKS CH A1-L-3 L- 12 34.3 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al12-71 32 14 \ 56.7 ELECTROMETRIC TITRATION, USGS TWRI BK5 CH AlI 39- i 77.6 TADTHER1-72. 34 10 11.9 3(GELECTROMETRICTITRATION, USGS TWRI BKS CH Al1-72 35 10 i 11.9 a ELECTROMETRIC TITRATION, USGS TWRI BK5 CH Al

TOTAL RANGE 1- 76 SAMPLE 35

MEAN 8.9333 AVERAGE DEVIATION 2.8800STANDARD DEVIATION 3.6192 95 PCT.CONF.INTVL OF MEAN 8.9333 +OR- 1.3513 CO3

Page 32: REFERENCE Lakewood,

e e e

DATE REPORTED PCT.DEV.MO-YR CODE VALUE FROM MEAN METHOD

1-72 1 410 3 '3.9 95CFISHER TITRALIZER, THORIN, USGS12-71 2 400 / 1.4 11 THORIN, USGS TWRI BKS CH Al

1 72 5 44 11.5 REJECT TURBIDIMETRIC, APHA STD METH, 13ED, 1971-M -------4- NOT DETERMINED12-71 5 400 m 1.4 scGTHER1 -+' 6.4 Wtc GRAVIMETRIC, APHA STD METH, 13ED, 197112-71 7 420 6.4 g:OTHER12-71 8 390 1.2 1ATHORIN, USGS TWRI BKS CH Al12-71 9 400 1.4 THORIN, USGS TWRI BKS CH Al1-72 10 380 3.7 THORIN, USGS TWRI BK5 CH AlEG-++---- 11 N 394- 1.2 £3RAVIMETRIC, APHA STD METH, 13ED, 1971

1Ž-71 12 - 310 21.4 REJECT Ñ/ÛURBIDIMETRIC, APHA STD METH, 13ED, 197112-71 13 380 3.7 ,5 THORIN, USGS TWRI BKS CH Al

1-72 14 400 1.4 THORIN, USGS TWRI BKS CH Al1-72 15 390 1.2 THORIN, USGS TWRI BKS CH A1

12-71 16 380 3.7 THORIN, USGS TWRI BK5 CH Al1-72 18 410 3.9 THORIN, USGS TWRI BK5 CH Al1-72 19 390 1.2 THORIN, USGS TWRI BKS CH Al1-72 20 390 1.2 THORIN, USGS TWRI BKS CH 41

12-71 21 400 1.4 THORIN, USGS TWRI BKS CH Al12-71 22 - 323 1 18.9 REJECT (gTURBIDIMETRIC, APHA STD METH, 13ED, 197112-71 23 400 to 1.4 Yv0THER12-71 24 390 ) 1.2 RTHORIN, USGS TWRI BK5 CH Al

1-72 25 390 , 1.2 THORIN, USGS TWRI BK5 CH Al12-71 26 390

\ 1.2 - THORIN, USGS TWRI BKS CH Al1-72 27 400 1 1.4 udSRAVIMETRIC, APHA STD METH, 13ED, 19711-72 28 403 E 1.4 sínECHNICON AUTOANALYZER, TURBIDIMETRIC-BARIUM CHLORIDE

2·9 3W 1.2 SyOTHER12-71 30 390 ze 1.2 cv0THER+-TT" 3T -NLUL,5 31.8 REJECT ÿs,TECHNICON AUTOANALYZER, TURBIDIMETRIC-BARIUM CHLORIDE&1-¥+------92 - NOT DETERMINED

I 73 ]> 360 i 8.8 Îg1HORIN, USGS TWRI BK5 CH Al. 1-72. 34 390 \ 1.2 THORIN, USGS TWRI BK5 CH Al

1-72 35 400 1 1.4 N THORIN, USGS TWRI BK5 CH Al

TOTAL RANGE 310 - 520 SAMPLE 35MEAN 394.6431 AVERAGE DEVIATIDS 9.2600STANDARD DEVInfION 12.3174 95 PCT.CONF.INTVL OF MEAN 394.6401 +OR- 4.7766 504

Page 33: REFERENCE Lakewood,

000g 00 00 0g e 0 0

e e e O OOe o O O O O 000 0

e e e e e O O O O O O OO 0000000 0 0¯

\ \ \ \ I I I I I¯l

If¯''''l,''.''I''''I''''l''''I''''I'''.'1

19 12 14 16 18 20 22 80 85 90 95 100 105 110 115

POTASSIUM (K) -- mg/1 BICARBONATE (HCO )-- mg/1

O90©®O©OO9000eeeeee e

e ee eoosee e

0 5 10 15 20 25 30 35

SULFATE (SO4) -- mg/1

SAMPLE NO. 34

Page 34: REFERENCE Lakewood,

00OOOOOOOeOe

. OOO

OOOOO00000000 0 O a

¡ ¡¡¡tlil iti lill110 2 4 6 8 10 12 14 16

CARBONATE (CO3) - mg/1

SAMPLE NO. 34

Page 35: REFERENCE Lakewood,

6 6 .e e e e e e e e e

DATE REPORTED PCT.DEV.MD-YR CODE VALUE FROM MEAN METHOD

1-72 1 -44 4 1.3 63TTECHNICON AUTOANALYZER, MERCURIC THIOCYANATE12-71 2 47 ) 8.2 - 9>MOHR, USGS TWRI BK5 CH Al1-7' 41 3 5.6 5 ,cMERCURIC NITRATE, APHA STD METH, 13ED, 1971'2 + NOT DETERMINED12-71 5 41 2 5.6 gusMERCURIMETRIC, USGS TWRI BK5 CH Al1 1.0 a MERCURIMETRIC, USGS TWRI BK5 CH Al12-71 7 46 5.9 57C-MOHR, USGS TWRI BKS CH Al12-71 8 43 I 1.0 SysMERCURIMETRIC, USGS TWRI BK5 CH Al12-71 9 42 1 3.3 o MERCURIMETRIC, USGS TWRI BKS CH Al1-72 13 44 1 1.3 gaúMOHR, USGS TWRI BK5 CH Al1-1->¥-- 10 -34--1 10.2 54>¾ERCJRIMETRIC, USGS TWRI SKS CH Al12-71 12 Al 3 5.6 silAERCURIC NITRATE, APHA STD METH, 13ED, 197112-71 13 45 1 3.6 54C-MERCURIMETRIC, USGS TWRI BK5 CH Al1-72 14 44 i 1.3 cos?DHR, USGS TWRI BK5 CH Al1-72 15 44 1 1.3 '

MUHR, USGS TWRI BK5 CH Al12-71 16 44 \ 1.3 4 MOHR, USGS TWRI BK5 CH A11-72 18 43 24 1.0 acDTHER1-72 19 44 ' 1.3 51 MDHR, USGS TWRI BKS CH Al1-72 20 - 41 3 5.6 54 MERCURIMETRIC, USGS TWRI BK5 CH Al12-71 21 45 i 3.6 MOHR, USGS TWRI BK5 CH Al12-71 22 4L 2e 5.6 ce OTHER12-71 23 42 3 3.3 4GMERCURIMETRIC, USGS TWRI BK5 CH Al12-71 24 44 1.3 STUM3HR, USGS TWRI BK5 CH Al1-72 25 44 3 1.3 sqC-MERCURIMETRIC, USGS TWRI BK5 CH Al12-71 26 442 1.3 sdCMERCURIMETRIC, USGS TWRI BKS CH Al-1-72 27 46 i 5.9 - wMCHR, USGS TWRI 3KS CH Al1-72 28 44 4 1.3 STTECHNICON AUfDANALYZER, MERCURIC TRIOGYANATE

-132 ---.29 '? 7.9 ga OTHER12-71 30 44

| 1.3 91=MOHR, USGS TWRI BKS CH A11

?? - 21 43? 1.0 >4 NERCURIMETRIC, USGS TWRI BKS CH Al12-71 32 44 1 1.3 . iaMOHR, USSS TWRI BKS CH Al

39 -NWha- 10.5 1 MOHR, USGS TWRI BK5 CH Al1-72 34 43 < 1.3 SuéMERCURIMETRIC, USGS TWRI BKS CH Al1-72 35 45i 3.6 10.MOHR, USGS TWRI BK5 CH Al

TOTAL RANGE 39 - 48 SAMPLE 35MEAN 43.4240 AVERAGE DEVIATION 1.5115STANDARD DEVIATION 1.9690 95 PCT.C3NF.INTVL OF MEAN 43.4249 +OR- 3.6958 CL

i

Page 36: REFERENCE Lakewood,

DATE REPORTED PCT.DEV.MO-YR CODE VALUE FROM MEAN METHOD

1-72 1 2.0 i 9.1 96CZIRCONIUM-ERIOCHROME-CYANINER, USGS TWRI BK5 CH A112-71 2 1.7 i 7.3 a ZIRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BK5 CH Al1 '3 3 - 171 $ 40.0 REJECT 47CION-SELECTIVE ELECTRODE, APHA STD METH, 13ED, 1971l=Ja-------4 NOT DETERMINED12-71 5 L.9 m 3.6 ZeoDTHER12-N fr 9.1 zeeOTHER12-71 7 1.8 ' 1.8 qgeZIRCONIUM-ERIOCHROMECYANINE Re USGS TWRI BKS CH Al12-71 8 1.8 * 1.8 e ZIRCONIUM-ERIDCHROME CYANINE R, USGS TWRI BK5 CH Al12-71 9 1.8 2 1.8 4gélON-SELECTIVE ELECTRODE, USGS TWRI BK5 CH Al1-72 10 2.0 I 9.1 9¿CZIRCONIUM-ERIDCHROME CYANINE R, USGS TWRI BK5 CH AlLL-AL------lbW- NDT DETERMIMED12-71 12 1.8 4 1.8 15CSPADNS, APHA STD METH, 13ED, 197112-71 13 1.7 7.3 q 2IRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BK5 CH Al1-72 14 1.7 7.3 ZIRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BK5 CH Al1-72 15 1.7 7.3

4 ION-SELECTIVE ELECTRODE, USGS TWRI BKS CH Al12-71 16 2.1 5 14.5 GSPADNS, USGS1-72 18 2.1 2 14.5 psc-ION-SELECTIVE ELECTRODE, USGS TWRI BK5 CH Al1-72 19 1.8 I 1.8 Gé&ZIRCONIUM-ERIDCHROME CYANINE R, USGS TWRI BK5 CH Al1-72 20 . - 2.2 20.0 EZIRCONIUM-ERIOCHROMECYANINE R, USGS TWRI BK5 CH Al12-T1 21 1.8 1.8 ¥ ZIRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BK5 CH Al12-71 22 1.9 3.6 feTTECHNICON AUTOANALYZER, SPADNS WITH DISTILLATION12-71 23 1.7 7.3 ggglON-SELECTIVE ELECTRODE, USGS TWRI BKS CH Al12-71 24 1.8 1.8 93GZIRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BK5 CH Al1-72 25 1.8 1.8 46 ZIRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BK5 CH 4112-71 26 1.8 1.8 4GION-SELECTIVE ELECTRUDE, USGS TWRI BK5 CH Al1-72 27 1.7 7.3 " IDN-SELECTIVE ELECTRODE, USGS TWRI BK5 CH Al1-72 28 2.1 7 14.5 697TECHNICON AUTOANALYZER, ZIRCONIUM KYLENOL ORANGE1 72 27 Frk-- 18.2 ás&lDN-SELECTIVE ELECTRODE, USGS TWRI BKS CH Al12-71 33 1.9 3.6 75GSPADNS, USGS

-&-72 31 Le&--, 1.8 TCGIIRCONIUM-ERIOCHROME CYANINE R, USGS TWRI BKS CH AlL2.T1 27 NOT DETERMINEDL- 19 L-&--y- 12.7 AC-ION-SELECTIVE ELECTRODE, USGS TWRI BK5 CH Al1-72 34 1.7|

7.3 veúZIRCONIUM-ERIOCHROME CYANINE Re USGS TWRI BK5 CH Al1-72 35 1.8 e 1.8 aseSPADNS, USGS

I, E

TOTAL RANGE 1.1 - 2.2 SAMPLE 35 , iMEAN 1.8333 AVERAGE DEVIATION 0.1244STANDARD DEVIATION 3.1605 95 PCf.CJNF.INTVL OF MEAN 1.8333 +OR- 0.0599 F

Page 37: REFERENCE Lakewood,

DATE REPORTED PCT.DEV.MO-YR CODE VALUE FROM MEAN METHOD

1-72 1 - 0.21 5 247.9 REJECT GrTEHCNICON AUTOANALYZER, HYDRAZINE REDUCTION12-71 2 0.0 / 100.0 /zá-BRUCINE, USGS fWRI BK5 CH A11-T> 3G.OR~~~ 32.5 BWTEHCNICON AUTOANALYZER, HYDRAZINE REDUCTION1-72

4 NOT DETERMINED12-71 5 C.01 o 83.4 2001HER1.24 6 479.9 REJECT U OTHER&2-91----- 7 NOT DETERMINED12-71 8 0.10 i 65.7 i39BRUCINE, USGS TWRI BK5 CH Al12-71 9 0.04 ( 33.7 BRUCINE, USGS TWRI BK5 CH Al1-72 10 0.10 e 65.7 BRUCINE, USGS TWRI BK5 CH Al1M --¾- 103.0 tze BRUCINE, APHA STO METH, 13ED, 197112-71 12 0.08 1 32.5 BRUCINE, USGS TWRI BK5 CH Al12-71 13 0.02 Le 66.9 7)DDTHER1-72 14 0.08 32.5 ¡LUBRUCINE, USGS TWRI BK5 CH Al1-72 15 0.10 = 65.7 y DTHER12-71 16 0.07 16.0 /20BRUCINE, USGS TWRI BK5 CH A11-72 18 0.10 65.7 LCOOTHER1-72 19 0.06 0.6 tv3RUCINE, U5GS TWRI BK5 CH Al1-72 23 C.06 0.6 BRUCINE, USGS TWRI BK5 CH Al12-71 21 0.13 65.7 BRUCINE, USGS TWRI BK5 CH Al12-71 22 0.08 32.5 TTECHNICON AUTOANALYZER, CADMIUM REDUCTION12-71 23 - 0.0 100.0 DTHER12-71 24 0.07 16.0 BRUCINE, USGS TWRI BK5 CH Al1-72 25 0.06 0.6 BRUCINE, USGS TWRI BK5 CH Al12-71 26 0.34 33.7 4 BRUCINE, USGS TWRI BK5 CH Al1-72 27 0.10 65.7 4"PHENGLDISULFONIC ACID, APHA STD METH, 13ED, 19711-72 - 28 0.08 ' 32.5 LTTEHCNICDN AUTOANALYZER, HYDRAZINE REDUCTION1 '2 30 NOT DETERVINED12-71 33 0.02 66.9 <268RUCINE, USGS TWRI BK5 CH Al

1 72 M 17.2 e BRUCINE, USGS TWRI BK5 CH Al1-&-FF------>2- NOT DETERMINED&-92"" 33- r 17.2 unOTHER1-72 34 0.09 49.1 35|fECHNICON AUTOANALYZER, CADMIDM REDUCTION1-72 35 0.05 17.2 as-BRUCINE, USGS TWRI BKS CH Al

TOTAL RANGE O.a - 0.35 SAMPLE 35MEAN 0.06 4 AVERAGE DEVIATIDS 0.0275STANDARD DEVIATION 0.0335 95 PCT.C3NF.INTVL OF MEAN 0.0604 +0R- 0.0130 NO3 as N

Page 38: REFERENCE Lakewood,

5 A e e e e e e e .

DATE REPORTED PCT.DEV.MO-YR CODE VALUE FROM MEAN METHOD

1-72 1 832 1 0.0 12GRESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al12-71 2 827 i 0.6 RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al

1-72 -- --a &&W-t 3.3 10cRESIDUE-FILTERABLE, APHA STD METH, 13ED, 19711 72 ,V NOT DETERMINED

12-71 5 832 i 0.0 2cRESIDUE-ON-EVAPORATION, USGS TWRI BK5 CH Al12:11--- -- 6 &¾¾-4 0.3 RESIDUE60N-EVAPORATION,USGS fWRI BK5 CH AlLZ=-7-1---- 7 NOT DETERMINED12-71 8 850 - 2.1 975RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al1-2---7-1--- 9 NOT DETERM I NED

1-72 10 837 3.6 ;?cRESIDUE-ON-EVAPORATION,USGS TWRI BKS CH Alla-++-- 11 49+--- 0.0 RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH Al12-71 12 840 C.9 RESIDUE-DN-EVAPORATION, USGS TWRI BK5 CH AlL&-¥+- ---13 NOT DETERMINED1-72 14 823 1.1 W¾RESIDUE-ON-EVAPORATION, USGS TWRI BKS CH Al1--74- 19 NOT DETERMINED

12-71 16 826 3.8 plAESIDUE-ON-EVAPORAflON, USGS TWRI BK5 CH Al1-72 18 844 1.4 RESIDUE-DN-EVAPORATION,USGS TWRI BKS CH Al1-72 19 823 1.1 RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH Al1-72 20 840 , 0.9 RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH Al

12-71 21 834 i 0.2 RESIDUE-DN-EVAPORATION,USGS TWRI BK5 CH Al12-71 22 820_ 1.5 RESIDUE-ON-EVAPORATION,USGS TWRI 3KS CH Al12-71 23 824 1.0 RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH Al12-71 24 832 0,0 RESIDUE-ON-EVAPCRATION,USGS TWRI SKS CH Al

1-72 25 82L 1.5 RESIOUE-ON-EVAPORATION,USGS TWRI BK5 CH Al12-71 26 830 0.3 RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al

1-72 27 816, 2.û RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al1-72 28 832 0.0 RESIDUE-ON-EVAPORATION,USGS TWRI Skb CH Al1 72 -24 - 984- 18.2 REJECT RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al

12-71 30 824 1.0 * RESIDUE-ON-EVAPORATION,USGS TWRI BKS CH AlL-Ja-----,34 NOT DETERMINEDla NP- ---92 NOT DETERMINED1-72 - ---99 NOT DETERMINED

' 1-72 34 856 ,2.8 7¿ERESIDUE-ON-EVAPORATION, USGS TWRI BKS CH Al1-72 35 824 ) 1.0 a RESIDUE-ON-EVAPORATION,USGS TWRI BK5 CH Al

TOTAL RANGE 816 - 984 SAMPLE 35MEAN 832.3167 AVERAGE DEVIATION 8.1941STANDARD DEVIATION 11.0857 95 PCT.C3NF.INTVL OF MEAN 832.3167 +0R- 4.5762 DSRDLBD

Page 39: REFERENCE Lakewood,

• e

O O

O

O 0 00 0 0g ggg 60000000000 O OO OO

ggggggggge __O 00000000l.III.llllli Ill38 40 42 44 46 48 50 1.0 1.2 1.4 1.6 1.8 2.0 2.2

CHLORIDE (Cl) -- mg/l FLUORIDE (F) -- mg/l

e ee oO 00 0 e eo e

0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 800 810 820 830 840 850 860 870

NITRATE (as N) -- mg/1 DISSOLVED SOLIDS (ROE at 180°C) -- mg/1

SAMPLE NO. 35

Page 40: REFERENCE Lakewood,

e e

DATE REPORTED PCT.DEV.MO-YR CODE VALUE FROM MEAN METHDD

1-72 1 1260 0.8 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al12-71 2

- 124 90.1 REJECT WHEATSfDNE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al1 TL -kieO- 12.0 REJECT WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al&-12-------4--- NOf DETERMINED

12-71 5 - 1190 4.8 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH AlL1-IL - -6 - 111th 0.8., WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al12-71 7 1270 1.6 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH A112-71 8 1223 2.4 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al12-71 9 1283 2.4 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al1-72 10 127C 1.6 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al

LL->F------la- - -N - 27.2., REJECT WHEATSTONE BRIDGE OR DIRECT READING, USSS TWRI BK5 CH Al12-71 12---- L210 3.2 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al12-71 13 1260 0.8 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al

1-72 14 1250 0.0 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BKS CH Al1-72 15 1250 0.0 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al

12-71 16 1210 3.2, WHEATSTONE BRIDGE OR DIRECT READIN3, USGS TWRI SK5 CH 411-72 18 1260 0.8 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al1-72 19 1260 0.8 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BKS CH Al1-72 20 1270 1.6 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al

12-71 21 1250 0.0 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al12-Tl 22 1240 0.8, WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BKS CH Al12-71 23 1230 1.6 WHEATSTONE BRIDGE OR DIRECT READIN3, USGS TWRI BKS CH 4112-71 24 1250 0.0 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al

1-72 25 1250 0.8 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al12-71 26 1250 C.C WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH A1

1-72 27 1273 1.6 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH 411-72 23 1270 1.6 I WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH AlLa13------24 NCT DETERMINED

12-71 30 1260 0.8 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH AlJ-Ja -BME ----PTE-- 2C.3 REJEC1 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BKS CH Al

12-71 32 1240 0.8 - WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Alt-92¯¯¯¯~~13 N.aT DETERMINED1-72- 34 1250 0.0, ' WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BKS CH Al1-72 35 12TO 1.6 WHEATSTONE BRIDGE OR DIRECT READING, USGS TWRI BK5 CH Al

TOTAL RAVGE 124 - 1280 SAMPLE 35MEAN 1250.3667 AVERAGE DEVIATION 15.9123STANDARD DEVIATION 21.7470 95 PCT.C3NF.INTVL OF MEAN 1250.3667 +0R- 8.6048 SP.COND

Page 41: REFERENCE Lakewood,

DATE REPORTED PCT.DEV.MO-YR CDDE VALUE FROM MEAN METHOD

1-T2 1 8.4 2.4 INSTRUMENT, USGS TWRI BK5 CH Al12-71 2 8.5 1.3 INSTRUMENT, USGS TWRI BK5 CH A1

1-27 L Sek 0.1 INSTRUMENT, USGS TWRI BK5 CH A11-12 4 NOT DETERMINED

12-71 5 8.7 1.1 INSTRUMENT, USGS TWRI BK5 CH A112-44 6

mŒŒT~ 1.1 INSTRUMENT, USGS TWRI BK5 CH Al12-71 7 8.8 2.2 INSTRUMENT, USGS TWRI BK5 CH A112-71 8 8.6 0.1 INSTRUMENT, USGS TWRI BK5 CH Al12-71 9 8.4 2.4 INSTRUMENT, USGS TWRI BKS CH Al

1-72 13 8.8 2.2 INSTRUMENT, USGS TWRI BK5 CH Al14-41 11 -6½dr 4.5 INSTRUMENT, USGS TWRI BK5 CH Al12-71 12 8.6 0.1 INSTRUMENT, USGS TWRI BK5 CH Al12-71 13 8.7 1.1 INSTRUMENT, USGS TWRI BK5 CH Al1-72 14 8.6 3.1 INSTRUMENT, USGS TWRI BKS CH Al1-72 15 8.5 1.3 ' INSTRUMENT, USGS TWRI BKS CH Al

12-71 16 8.5 1.3 INSTRUMENT, USGS TWRI BK5 CH Al1-72 18 8.7 1.1 INSTRUMENT, USGS TWRI BK5 CH Al1-72 19 8.6 0.1 INSTRUMENT, USGS TWRI BKS CH Al1-72 23 8.7 1.1 INSTRUMENT, USGS TWRI BK5 CH A1

12-71 21 8.4 2.4 INSTRUMENT, USGS TWRI BK5 CH Al12-71 22 8.7 1.1 INSTRUMENT, USGS TWRI BK5 CH Al12-71 23 8.8 2.2 INSTRUMENT, USGS TWRI BK5 CH Al12-71 24 8.5 1.3 INSTRUMENT, USGS TWRI BKS CH Al1-72 25 8.5 1.3 INSTRUMENT, USGS TWRI BK5 CH Al

12-71 26 8.5 1.3 INSTRUMENT, USGS TWRI BK5 CH Al1-72 27 8.7 1.1 INSTRUMENT, USGS TWRI BK5 CH Al1-72 28 8.4 2.4 INSTRUMENT, USGS TWRI BK5 CH A1

E-¥E------19 - Vrv 9.2 REJECT INSTRUMENT, USGS TWRI BKS CH Al12-71 3D 8.5 1.3 INSTRUMENT, USGS TWRI BKS CH Al

I 22 11 8.4 2.4 INSTRUMENT, USGS TWRI BKS CH A112-71 32 8.8 2.2 INSTRUMENT, USGS TWRI BK5 CH A1L-T&-----dd - 476- 0.1 INSTRUMENT, USGS TWRI BK5 CH A11-72. 34 8.6 \ 0.1 | INSTRUMENT, USGS TWRI BK5 CH A11-72 35 8.7 à 1.1 INSTRUMENT, USGS TWRI BK5 CH Al

TOTAL RANGE 8.4 - 9.4 'SAMPLE 35

MEAN 8.6394 AVERAGE DEVIATION 0.1174STANDARD DEVIATION 3.1467 95 PCT.CONF.INTVL OF MEAN 8.6094 +OR- 0.0526 PH

Page 42: REFERENCE Lakewood,

e e

DATE REPORTED PCT.DEV.MO-YR CODE VALUE FROM MEAN METHOD

1-72 1 830 1.4 ATOMIC ABS-DIRECT, USGS TWRI BKS CH Al12-71 2 -110 86.6 REJECT ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

NOT DETERMINED1-72 444-- 1.1 ATOMIC ABS-DIRECT, USGS TWRI BKS CH A1

12-71 5 770 6.0 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH A141-+1 6 . 454-, 3.8 Af0MIC ABS-DIRECT, USGS TWRI BK5 CH A112-T1¯

7 NOT DETERMINED12-71 8 800 2.3 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH A1HMt 9 NOT DETERMINED+-+t DT NOT DETERMINED

12=71 NOT DETERMINED12-94-- ---t2 NOT DETERMINED12-T1 13 980 19.7 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH AlLELL-----44- NOT DETERMINED1-12 -15 NOT DETERMINED

12-71 16 800 2.3 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH AL48 NOT DETERMINED

1-72 19 860 5.0 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 20 -1000 22.1 ATOMIC ABS-DIRECT, USGS TWRI BKS CH A1 ,

12-71 21 900 9.9 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Albe-PT 22 NOT DETERMINED12-71 23 710 13.3 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al12-71 24 840 2.6 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al>-42- 25 NOT DETERMINED

12-71 26 820 0.1 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 27 700 14.5 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-72 28 - 590 27.9 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al1-41- -29 - A L- 47.5 REJECT ATOMIC ABS-DIRECT, USGS TWRI BK5 CH Al

L3-89- 0 NOT DETERMINEDNOT DETERMINED

12 32 NOT DETERMINED1-22------33- NOT DETERMINED1-72 34 870 6.3 ATOMIC ABS-DIRECT, USGS TWRI BK5 CH A11-72 35 790 3.5 ATDMIC ABS-DIRECf, USGS TWRI BK5 CH A1

TOTAL RANGE 110 - 1000 . SAMPLE 35MEAN 818.8206 AVERAGE DEVIATION 68.3047STANDARD DEVIATION 97.9720 95 PCT.CONF.INTVL OF MEAN 818.8206 +0R- 50.3748 SR

Page 43: REFERENCE Lakewood,

0 0 0 0 e e e e e

OO O O

O O OO @ ® 0 0 0 00 0 O O O O O OO O O O O O O O

O ® @ O @ © © O O OO O © O O O O O O O O O O O O O

\ l l i I I \ l I I \ \ \ 1 l l I. I I l l I I I I i

1180 1200 1220 1240 1260 1280 1300 8.2 8.4 8.6 8.8 9.0 9.2 9.4

SPECIFIC CONDUCTANCE -- micromhos/cm at 25°C pH

00 0 000000000 © O ©t'' ' 'I

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700 750 800 ' 850 900 950 1000 1050

STRONTIUM (Sr) -- µg/1

SAMPLE NO. 35

Page 44: REFERENCE Lakewood,

e e 9 9 O O O O O O O

DETERMINATION NO.LABS PCT. OF VALUES PCT. OF UNREJECTED VALUES WITHINREPORTING REJECTED 95 PCT. CI X +0R- STD X +0R- 2STD

SIO2 30 10 37 74 93CA 33 6 39 71 94MG 32 6 37 70 93MA 28 7 3 85 92K 28 0 29 57 100

HCO3 33 6 39 77 90CO3 33 9 33 73 97504 32 13 39 71 89

CL 33 3 52 67 94F 31 3 37 70 93

NO3 30 7 29 57 100OSRD183 26 4 32 72 92SP.COND 31 13 22 81 96

PH 33 3 22 69 97SR 19 11 59 71 94

SAMPLE 35