Total for Month This Year Last Year
BASIN SUPPLIES
Water Purchases from MWD (excludes In Lieu) 2,766 6,479 12,234
Water into MWD Storage Account (excludes In Lieu) 0 0 0
SAR & Santiago Creek Flows 4,837 11,729 10,811
(accounts for storage to/from recharge facilities)
GWRS Water to Forebay 5,495 10,051 5,292
GWRS Water to Talbert Barrier 3,259 6,510 6,546
OC-44 Water to Talbert Barrier 1 2 3
Alamitos Barrier Water 173 333 490
Incidental Recharge (estimated) 3,500 7,000 8,369
Evaporation from Recharge Basins (420) (840) (592)
River Flow Lost to Ocean 0 0 0
Total Groundwater Recharge 19,611 41,264 43,152
WATER PRODUCTION
Groundwater Production 27,432 52,574 61,620
MWD Storage Program Withdrawals 0 0 5,057
Total Groundwater Production 27,432 52,574 66,677
BASIN BALANCEChange in Groundwater Storage (7,821) (11,310) (23,525)Change in Groundwater Storage excluding MWD Stored Water (7,821) (11,310) (23,525)Accumulated Overdraft ------ 392,310 365,526Accumulated Overdraft excluding MWD Storage ------ 409,094 400,371
IN LIEU WATEROCWD In Lieu Purchases 0 0 0MWD In Lieu Storage 0 0 0
Total In Lieu 0 0 0
OTHER KEY INFORMATION1. MWD Water Deliveries to Producers 6,520 13,065 18,2062. Basin Production Percentage 80.8% 80.1% 72.6%3. Total Water Demand 35,458 68,662 88,0824. Total GWRS Production 8,754 16,561 11,8375. Green Acres Project Water 541 1,048 1,1156. SAR Water Quality
- Total Dissolved Solids (TDS) of SAR below Prado Dam (ppm) 746 ------ 692- Total Nitrogen of SAR below Prado Dam (ppm) 4.3 ------ 0.3
7. Month-End Water Storage Behind Prado Dam 0 ------ 08. Month-End Water Storage in Recharge Facilities 7,983 ------ 7,5019. Water Storage Change in Recharge Facilities (837) (1,750) (2,650)10. Total Artificial Recharge 16,112 34,264 34,78211. Monthly Mean Temperature at Santa Ana Fire Station (°F) 78.3 ------ 76.412. Rainfall at FHQ (inches) 0.00 1.12 0.06
9/10/2015
WATER RESOURCES SUMMARYAugust 2015
INFLOWS & OUTFLOWS Year to Date - (acre-feet)
Budget Actual Budget Actual Difference Percent
45,760 35,458 93,360 68,662 24,698 73.55%
32,050 27,432 65,300 52,574 12,726 80.51%
$10,320,100 $8,833,219 $21,026,600 $16,928,884 $4,097,716 80.51%
Monthly Accumulated Total for the Year
Page 2 of 10
Total Water Demand
Total Pumping
RA Revenue
0
50
100
150
200
250
300
1999 2001 2003 2005 2007 2009 2011 2013 2015
Flo
w (
MG
D)
Orange County Sanitation District Influent Flows Report
Plant 1 Influent Plant 2 Influent Total Flow
0
100
200
300
400
500
Acr
e-fe
et (
Tho
usan
ds)
2014-15 Water Demands/Groundwater Pumping/RARevenue Report
Total Water Demand Budgeted Total Water Demand ActualTotal Pumping Budgeted Total Pumping Actual
Page 3 of 10
(500)
(400)
(300)
(200)
(100)
0
1969 1974 1979 1984 1989 1994 1999 2004 2009 2014 2019
Acc
umul
ated
Ove
rdra
ft (T
AF
)
Accumulated Overdraft
Overdraft Overdraft w/o MWD Storage Water
Basin Full 1969
Calendar Year
-60
-50
-40
-30
-20
-10
0
10
20
30
40
95
-96
96
-97
97
-98
98
-99
99
-00
00
-01
01
-02
02
-03
03
-04
04
-05
05
-06
06
-07
07
-08
08
-09
09
-10
10
-11
11
-12
12
-13
13
-14
14
-15
15
-16
Cha
nge
in S
tora
ge (
TA
F)
Water Year
YTD Change in Groundwater Storage in OCWD
2015-16 2014-15 YTD AUG 2015-16 2014-15
WATER Ground- YTD YTD % Diff 2015 YTD YTDAGENCY water (1) Demand Demand Demand BPP BPP BPP
Anaheim 4,365 0 0 855 5,220 10,009 12,971 77% 83.6% 78.1% 71.9%
Buena Park 1,014 0 0 206 1,220 2,336 2,934 80% 83.1% 79.3% 72.0%
East Orange County 69 0 0 0 69 123 204 60% 100.0% 100.0% 100.0%
Fountain Valley 612 0 166 184 961 1,884 2,406 78% 76.9% 76.0% 100.0%
Fullerton 2,044 0 0 362 2,406 4,596 5,889 78% 84.9% 85.7% 74.1%
Garden Grove 1,701 0 0 339 2,040 3,999 4,964 81% 83.4% 84.6% 67.1%
Golden State 1,550 0 0 446 1,995 3,891 5,428 72% 77.7% 80.0% 65.4%
West OC System 1,228 0 0 0 1,228 2,396 3,192 75% 100.0% 99.9% 96.4%
East OC System 322 0 0 446 768 1,495 2,236 67% 41.9% 48.2% 40.0%
Huntington Beach 1,528 0 0 814 2,342 4,567 5,968 77% 65.3% 62.7% 58.4%
Irvine Ranch 4,518 0 166 22 4,706 11,055 12,373 89% 99.5% 99.5% 98.9%
DRWF Clear 2,872 0 0 - 2,872 5,490 5,918 93% 0.0% na na
DRWF Color 686 0 0 - 686 1,382 1,456 95% 0.0% na na
La Palma 101 0 0 63 165 323 416 78% 61.6% 59.1% 100.0%
Mesa Water (MW) 1,428 0 161 0 1,589 3,094 4,026 77% 100.0% 100.0% 83.0%
MW Clear 908 0 0 - 908 1,840 1,879 98% 0.0% na na
MW Color 520 0 0 - 520 995 1,196 83% 0.0% na na
Newport Beach 1,148 0 82 227 1,458 2,722 3,593 76% 83.5% 88.4% 74.9%
Orange 1,277 0 0 925 2,203 4,398 6,201 71% 58.0% 57.5% 69.1%
OCWD (GAP) 14 0 0 0 14 23 54 42% 100.0% 100.0% 100.0%
Santa Ana 2,215 0 31 863 3,109 6,130 7,558 81% 72.0% 72.2% 54.0%
Seal Beach 56 0 0 262 318 625 783 80% 17.5% 26.2% 20.8%
Serrano 166 0 0 54 220 407 693 59% 75.4% 76.0% 65.3%
Tustin 752 0 0 179 931 1,774 2,456 72% 80.8% 84.9% 62.2%
Westminster 902 0 0 184 1,086 1,915 2,354 81% 83.0% 79.8% 84.9%
Yorba Linda 1,110 0 0 525 1,635 3,120 4,688 67% 67.9% 67.9% 54.0%
SUBTOTAL: 26,569 0 606 6,511 33,686 66,991 85,957 78% 80.8% 80.1% 72.6%
Other Producers 863 na 0 8 872 1,671 2,125 79%
(Est ~3% of Subtotal)
TOTAL: 27,432 0 606 6,520 34,558 68,662 88,082 80.8% 80.1% 72.6%
OCWD (Talbert Barrier) 0 na 3,259 1 3,259 6,513 6,548
OCSD (GAP) na na 69 na 69 227 135
Estimated(1) Excludes MWD CUP Withdrawals
(2) Includes MWD CUP Withdrawals
Page 4 of 10
PRODUCERS WATER USAGE SUMMARYAugust 2015
(AF except BPP)
DemandMWD CUP Reclaimed Total Total
9/10/2015 11:13
Withdrawals Water Import (2)
Page 5 of 10
0
50
100
150
200
250
300
350
400
Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun
Pro
duct
ion
(TA
F)
Annual Groundwater Production
2013-14 2014-15 2015-16
0
20
40
60
80
100
120
95
-96
96
-97
97
-98
98
-99
99
-00
00
-01
01
-02
02
-03
03
-04
04
-05
05
-06
06
-07
07
-08
08
-09
09
-10
10
-11
11
-12
12
-13
13
-14
14
-15
15
-16
Tot
al D
eman
d (T
AF
)
Water Year
YTD Total Demand in OCWD
Groundwater MWD+OCWD In Lieu CUP Withdrawals Import Recycled Water
Page 6 of 10
0
20
40
60
80
100
120
140
160
180
200
Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun
Rec
harg
e (T
AF
)
Annual Forebay Recharge
2013-14 2014-15 2015-16
0
10
20
30
40
50
60
70
95
-96
96
-97
97
-98
98
-99
99
-00
00
-01
01
-02
02
-03
03
-04
04
-05
05
-06
06
-07
07
-08
08
-09
09
-10
10
-11
11
-12
12
-13
13
-14
14
-15
15
-16
Rec
harg
e (T
AF
)
Water Year
YTD Artificial Recharge by OCWD
SAR & Santiago Purchases CUP Direct GWRS
RIVER SYSTEM Only used river from Imperial dam to Lakeview
DESILTING SYSTEM
OFF-RIVER SYSTEM Includes Olive and 5Coves basins
WARNER SYSTEM Includes Foster and Conrock basins
OLIVE BASIN see off river system
ANAHEIM LAKE OC-28A inflow
MINI-ANA LAKE OC-28A inflow
MILLER BASIN OC-28A inflow, GWR inflow
KRAEMER BASIN OC-28A inflow, GWR inflow
MIRA LOMA GWR inflow
LA JOLLA BASIN
PLACENTIA BASIN
RAYMOND BASIN
FIVE COVES BASIN see off river system
BURRIS BASIN
RIVER VIEW BASIN
SANTIAGO BASINS
SANTIAGO CREEK
TOTALS
5-YR AVERAGE
Imperial Headgates (estimated) 4,000 Est'd SAR flow past Chapman Ave. 0
GWRS 5,495
OC-28 (MWD) 0 Est'd Santiago Cr. flow to SAR 0
OC-28a (MWD) 2,766 Est'd flows past Raymond Basin 0
CB-11 0
CB-18 0
Est'd local Forebay inflow below Imperial 0 Calc'd evap (inches) Estimated 7.2
Est'd local Santiago inflow (estimated) 0 Est'd evaporative losses 420
Irvine lake releases (OC-13 MWD) 0
Villa Park Dam releases (estimated) 0
Precip at Warner Basin (inches) 0
Precip direct to open water surfaces 0
TOTAL INFLOW 12,262 TOTAL LOSSES
Facility Begin End Net
Deep basins 4,792 4,428 -364 TOTAL INFLOW 12,262
Santiago Pits 4,028 3,555 -473 TOTAL LOSSES 420
River 0 STORAGE CHANGE -837
Off-river 0 CALC'D PERCOLATION 12,679
Irvine Lake
TOTAL 8,820 7,983 -837
Page 7 of 10
STORAGE CHANGES (AF) SUMMARY (AF)
FLOWS TO RECHARGE AREAS (AF) LOSSES FROM RECHARGE AREAS (AF)
420
15,927
2,603
3,017
798
0
42
na
129
0
457
0
12,679
2,535
RECHARGE AREAS REPORTAugust 2015
Percolation (AF) Remarks
228
0
470
919
na
1,371
110
Facility Storage Storage Maximum Total Max Avg Avg W.S.
Start End Storage Perc Perc Perc Elev
Desilting Ponds 0 0 230 0 na na na
Fos-Huckleberry 533 530 630 na na na na
Conrock Basin 568 563 660 na na na na
Warner Basins 2,296 2,753 2,810 919 na na na
Olive Pit 0 0 183 na na na na
Anaheim Lake 605 15 2,300 1,371 79 44 184
Mini-Anaheim Lk 0 0 21 110 na na na
Miller Basin 85 70 340 1,320 76 43 206
Kraemer Basin 66 19 1,050 2,595 135 84 173
Mira Loma 7 24 62 3,017 116 97 216
La Jolla Basin 11 0 36 798 39 26 201
Placentia Basin 0 0 350 0 na na na
Raymond Basin 20 0 370 42 na na na
Five Coves Basins 62 27 350 na na na na
Burris Pit 539 427 2,670 129 5 4 147
River View Basin 0 0 12 0 na na na
Santiago (Bond) 2,930 2,495 8,690 457 19 15 213
Santiago (Blu Dia) 1,098 1,060 5,240 - - - 220
Totals 8,820 7,983 26,004 10,758
Prado Dam 1 20 25,000
Page 8 of 10
DEEP BASINS MONTHLY STATUS
August 2015
(values in acre-feet)
Page 9 of 10
0
5
10
15
Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun
Rai
nfal
l (In
ches
)Cumulative Forebay Rainfall
25-Yr Avg. Rain 2014-15 2015-16
55
60
65
70
75
80
Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun
Tem
pera
ture
(F
˚)
Temperature at Santa Ana Fire Station
15-yr. Avg. 2014-15 2015-16
Page 10 of 10
2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016-40
-30
-20
-10
0
10
20
30
40W
ater
Lev
el E
leva
tion
(Fee
t MS
L)
0
1,000
2,000
3,000
Talb
ert B
arrie
r Inj
ectio
n (A
-ft)
Talbert/Lambda Aquifer Mergence ZonePerforated Interval: 71 - 135 ft. bgsTalbert Barrier InjectionProtective Level to Prevent Seawater Intrusion
TALBERT BARRIER MONITORING WELL OCWD-M26
9,000
6,000
3,000
0
Gro
undw
ater
Pro
duct
ion
(A-ft
)
Fountain Valley Groundwater ProductionIRWD Groundwater ProductionMesa Water Groundwater ProductionHuntington Beach Groundwater ProductionNewport Beach Groundwater Production