Mississippi Coastal Watershed: Clean Water Act Status Report

POLLUTION LOCATOR| Water | Watershed Impairment

Clean Water Act Status: Mississippi Coastal Watershed

Clean Water Act Comparative Ranking

1998 Clean Water Act Status

Leading Pollutants/Stressors of Surface Waters

Leading Sources of Water Quality Problems

Links

Clean Water Act Comparative Ranking

Cleanest/Best Watersheds

National Average

Dirtiest/Worst Watersheds

0%					50%					100%

Percentage of Surface Waters with Impaired or Threatened Uses (state + EPA data):


Number of Impaired Waterbodies (as reported by the state):

NOTE: Data limitations affect the accuracy of these rankings.

Rank watersheds by assessed use impairments
Rank counties by assessed use impairments.
Rank states by assessed use impairments, impairments due to specific causes, or impairments due to specific sources

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1998 Clean Water Act Status

Mississippi Coastal contains a portion of 6 counties:

PEARL RIVER County, MS

STONE County, MS

Percentage of Surface Waters with Reported Problems (state + EPA data): 100%

Number of Waterbodies with Reported Problems (as reported by the state): 42

Beneficial Use Most Frequently Impaired Percent of All Impairments

Aquatic Life Support 48%

SecondaryContact Recreation (Boating) 26%

Primary Contact Recreation (Swimming) 26%

Shellfish Consumption 21%

Wildlife Support 7%

Priority for Regulation Number of Waterbodies

Targeted 0

High 11

Medium 9

Low 4

Not Assessed for TMDL Priority 18

Not Reported to US EPA for TMDL Priority 0

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Leading Pollutants/Stressors of Surface Waters

Rivers, Streams, and Creeks
Number of impaired waterbodies: 17
Percent of Rivers, Streams and Creeks in MISSISSIPPI assessed by agencies for 1997-98 reporting period: 47%
Percent of Rivers, Streams and Creeks in ALABAMA assessed by agencies for 1997-98 reporting period: 5%

Percent Waterbodies Affected

Pathogens 59%

Low Dissolved Oxygen/Organic Enrichment 24%

Sediments 24%

Nutrients 18%

Pesticides 18%
More...

NOTE: Possible inconsistencies between data on (a) impaired waterbodies and (b) percentage of waterbodies assessed.

Lakes, Reservoirs, and Ponds
Number of impaired waterbodies: 1
Percent of Lakes, Reservoirs and Ponds in MISSISSIPPI assessed by agencies for 1997-98 reporting period: 58%
Percent of Lakes, Reservoirs and Ponds in ALABAMA assessed by agencies for 1997-98 reporting period: 94%

Percent Waterbodies Affected

Low Dissolved Oxygen/Organic Enrichment 100%

Nutrients 100%

NOTE: Possible inconsistencies between data on (a) impaired waterbodies and (b) percentage of waterbodies assessed.

Estuaries, Bays, and Coasts
Number of impaired waterbodies: 24
Percent of Estuaries and Bays in MISSISSIPPI assessed by agencies for 1997-98 reporting period: 28%
Percent of Estuaries and Bays in ALABAMA assessed by agencies for 1997-98 reporting period: 100%
Percent of Coastal Shorelines in ALABAMA assessed by agencies for 1997-98 reporting period: 15%
Percent of Coastal Shorelines in MISSISSIPPI assessed by agencies for 1997-98 reporting period: 55%

Percent Waterbodies Affected

Pathogens 75%

Low Dissolved Oxygen/Organic Enrichment 21%

Nutrients 21%

Organic Compounds 12%

Metals 8%
More...

NOTE: Possible inconsistencies between data on (a) impaired waterbodies and (b) percentage of waterbodies assessed.

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Leading Sources of Water Quality Problems

Rivers, Streams, and Creeks
Number of impaired waterbodies: 17(cause not reported for 94%)
Percent of Rivers, Streams and Creeks in MISSISSIPPI assessed by agencies for 1997-98 reporting period: 47%
Percent of Rivers, Streams and Creeks in ALABAMA assessed by agencies for 1997-98 reporting period: 5%

Percent Waterbodies Affected

Impairment source not reported 94%

Urban Runoff/Storm Sewers 6%

NOTE: Possible inconsistencies between data on (a) impaired waterbodies and (b) percentage of waterbodies assessed.

Lakes, Reservoirs, and Ponds
Number of impaired waterbodies: 1(cause not reported for 100%)
Percent of Lakes, Reservoirs and Ponds in MISSISSIPPI assessed by agencies for 1997-98 reporting period: 58%
Percent of Lakes, Reservoirs and Ponds in ALABAMA assessed by agencies for 1997-98 reporting period: 94%

Percent Waterbodies Affected

Impairment source not reported 100%

NOTE: Possible inconsistencies between data on (a) impaired waterbodies and (b) percentage of waterbodies assessed.

Estuaries, Bays, and Coasts
Number of impaired waterbodies: 24(cause not reported for 91%)
Percent of Estuaries and Bays in MISSISSIPPI assessed by agencies for 1997-98 reporting period: 28%
Percent of Coastal Shorelines in ALABAMA assessed by agencies for 1997-98 reporting period: 15%
Percent of Coastal Shorelines in MISSISSIPPI assessed by agencies for 1997-98 reporting period: 55%
Percent of Estuaries and Bays in ALABAMA assessed by agencies for 1997-98 reporting period: 100%

Percent Waterbodies Affected

Impairment source not reported 92%

Industrial Point Sources 4%

Municipal Point Sources 4%

Urban Runoff/Storm Sewers 4%

NOTE: Possible inconsistencies between data on (a) impaired waterbodies and (b) percentage of waterbodies assessed.

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Links

U.S. EPA Watershed Health Index

U.S. EPA Condition and Vulnerability Indicators

U.S. EPA Watershed Profile

U.S. Geological Survey: Water Resources Links

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