Incremental Measure ProgressIncremental Measure Progressand R3 Conditions Reportand R3 Conditions Report

Status DiscussionStatus Discussion

R3 Water Programs MeetingR3 Water Programs Meeting

May 12, 2009May 12, 2009

Current ProgressCurrent Progress

Analytical Framework EstablishedAnalytical Framework Established

Data Accessed and ReviewedData Accessed and Reviewed Core set of parameters – TP, TN, TSSCore set of parameters – TP, TN, TSS Second set of data analyses, outputsSecond set of data analyses, outputs

Display Options ProposedDisplay Options Proposed

Measure Language ProposedMeasure Language Proposed

Current ProgressCurrent Progress

Region III Census Data CompiledRegion III Census Data Compiled

Current Biologic Assessments MappedCurrent Biologic Assessments Mapped

Station Spatial Analysis BegunStation Spatial Analysis Begun

Shared Dialogue Benefits Shared Dialogue Benefits

Current/Near-term ActionsCurrent/Near-term Actions

Consensus on Display OptionConsensus on Display Option Refinements of Census InformationRefinements of Census Information Identification of ‘Footnote’ IssuesIdentification of ‘Footnote’ Issues Work Group Call on May 21Work Group Call on May 21 Input for June 3-4 R3 Water Directors’ Input for June 3-4 R3 Water Directors’

MeetingMeeting

Future DiscussionsFuture Discussions

Regionalization Issues – Data DisplaysRegionalization Issues – Data Displays

Refinements in Biologic SummariesRefinements in Biologic Summaries Bay Watershed CompositeBay Watershed Composite Region 3 CompositeRegion 3 Composite

Census Data ObservationsCensus Data Observations

Approximately 70% of the R3 182,000 Approximately 70% of the R3 182,000 stream miles have been assessed.stream miles have been assessed.

Of the assessed total (128,000 miles), Of the assessed total (128,000 miles), two-thirds (86,300) are fully supporting two-thirds (86,300) are fully supporting aquatic life use.aquatic life use.

R3 has 33,000 Category 5 stream miles R3 has 33,000 Category 5 stream miles (18% of total stream miles) impaired for (18% of total stream miles) impaired for aquatic life use.aquatic life use.

Integrated Report Trends 2004-2008(Total River/Stream Miles in Region 3: 180,720)

0

20,000

40,000

60,000

80,000

100,000

120,000

140,000

2004 2006 2008

Mile

s

Miles Assessed Fully Supporting Miles Impaired Miles Miles with Completed TMDLs

Census Data ObservationsCensus Data Observations

Nearly 12,000 stream miles have had Nearly 12,000 stream miles have had TMDLs completed (Category 4A) and this TMDLs completed (Category 4A) and this figure has increased 267% in just 4 years figure has increased 267% in just 4 years (2004 to 2008).(2004 to 2008).

2,381 waters in the 2002 impaired water 2,381 waters in the 2002 impaired water inventory have had TMDLs completed for inventory have had TMDLs completed for all listed impairments.all listed impairments.

Integrated Report Category 4A, 5 Miles 2004-2008(Total River/Stream Miles in Region 3: 180,720)

0

5000

10000

15000

20000

25000

30000

35000

4A 5

IR C

ateg

ory

4A, 5

Mile

s

2004 2006 2008

Biologic DataBiologic Data

Captured a ‘Regional view’ – six component Captured a ‘Regional view’ – six component pieces.pieces.

Documents extent of current assessments.Documents extent of current assessments.

Coordination with CBP efforts.Coordination with CBP efforts.

Provides a solid foundation for future Regional Provides a solid foundation for future Regional discussions.discussions.

VADEQ Assessment Results

-Red: not supporting

-Green: supporting

Measure Language OptionsMeasure Language Options

ReportReport of a core set of parameters (e.g. of a core set of parameters (e.g. TN, TP, TSS) with improving trends in TN, TP, TSS) with improving trends in water quality results in comparison to water quality results in comparison to reference period.reference period. Reported as percentage gain in defined Reported as percentage gain in defined

higher water quality interval.higher water quality interval. Reported as index score gain based on Reported as index score gain based on

average results in a year.average results in a year.

25.0%

50.0%

25.0%

26.6%

39.3%

34.1%

24.9%

46.4%

28.6%

22.7%

49.1%

28.3%

20.1%

40.7%

39.3%

13.6%

39.6%

46.9%

13.6%

39.8%

46.6%

15.2%

42.9%

41.9%

11.0%

32.6%

56.4%

10.3%

31.4%

58.3%

0%

10%

20%

30%

40%

50%

60%

70%

80%

90%

100%

Perc

enta

ge o

f Mea

sure

men

ts

Reference1980-1989

1991-1992 1993-1994 1995-1996 1997-1998 1999-2000 2001-2002 2003-2004 2005-2006 2007-2008

Monitoring Periods

Proportions of OXIDIZED NITROGEN Measurements by Water Quality Classin Relation to Reference Period

WQ Lower WQ Moderate WQ Higher

SRBC Data Analysis

West Virginia Water Temperature

y = -0.0016x + 3.1582

R2 = 0.0064

0%

10%

20%

30%

40%

50%

60%

70%

80%

90%

100%

1965

1966

1967

1968

1969

1970

1971

1972

1973

1974

1975

1976

1977

1978

1979

1980

1981

1982

1983

1984

R-1

985

R-1

986

R-1

987

R-1

988

R-1

989

R-1

990

R-1

991

R-1

992

R-1

993

R-1

994

1995

1996

1997

1998

1999

2000

2001

2002

2003

2004

2005

2006

2007

2008

Per

cen

tage

of

Mea

sure

men

ts

1.0

2.0

3.0

4.0

5.0

Sco

re

WQ Lower WQ Moderate WQ Higher SCORE Linear (SCORE)

DiscussionDiscussion

Display options.Display options.

Measure language refinement.Measure language refinement.

What documentation is needed.What documentation is needed.

What issues need to be identified.What issues need to be identified.

Kendall TrendsKendall Trends

1.1. Formal statistical application to data.Formal statistical application to data.

2.2. Seasonal, 12 monthly blocks.Seasonal, 12 monthly blocks.

3.3. Covariance sum test for independence of Covariance sum test for independence of

seasons Hirsch and Slack (1984).seasons Hirsch and Slack (1984).

4.4. Epsilon treatment of remark coded values, (pH Epsilon treatment of remark coded values, (pH

− pH_epsilon , pH + pH_epsilon).− pH_epsilon , pH + pH_epsilon).

station variable tau pvalcovs intercept TheilSen

2-BLY000.65 TN -0.44 0.000 491.76 -0.24

Kendall Trends on 117 Estuarine Long Term Stations

IMPROVING DECLINING IMPROVING DECLINING

BACT 11 1 75 17

NITROGEN 17 3 59 21

PHOSPHORUS 23 0 74 28

SUSPENDED SOLIDS 31 6 72 5

82 10 280 71

all Tausignificant, 0.01

0%

10%

20%

30%

40%

50%

60%

70%

80%

90%

100%

1969

1970

1971

1972

1973

1974

1975

1976

1977

1978

1979

1980

1981

1982

1983

1984

R-1

985

R-1

986

R-1

987

R-1

988

R-1

989

R-1

990

R-1

991

R-1

992

R-1

993

R-1

994

1995

1996

1997

1998

1999

2000

2001

2002

2003

2004

2005

2006

2007

2008

1.0

2.0

3.0

4.0

5.0

Kendall Trends confirms Nitrogen Interim Measures

y = 0.0136x + 3.0004 r^2 = 0.1105