POLLUTION LOCATOR| Water | State Clean Water Act Status Report

Clean Water Act Status: NORTH CAROLINA
 
 
  • Clean Water Act Comparative Ranking
    Cleanest/Best States National Average Dirtiest/Worst States
    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 counties in NORTH CAROLINA or in the U.S. by assessed use impairments.
    Rank watersheds in NORTH CAROLINA 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
    NORTH CAROLINA contains a portion of 50 watersheds.
    Percentage of Surface Waters with Reported Problems (state + EPA data): 18%
    Number of Waterbodies with Reported Problems (as reported by the state): 477
    Beneficial Use Most Frequently Impaired Percent of All Impairments
    Overall Use 87%
    Aquatic Life Support 2%
    Fish Consumption 2%
    Shellfish Consumption 2%
    SecondaryContact Recreation (Boating) 1%
    Drinking Water Supply 0%
    Primary Contact Recreation (Swimming) 0%
    Beneficial uses not reported for 100% of waterbodies.


    Priority for Regulation     Number of Waterbodies
    Targeted 34
    High 4
    Medium 58
    Low 317
    Not Assessed for TMDL Priority 12
    Not Reported to US EPA for TMDL Priority 52
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  • Leading Pollutants/Stressors of Surface Waters
    Rivers, Streams, and Creeks
    Number of impaired waterbodies: 406 (cause not reported for 46%)
    Percent of Rivers, Streams and Creeks in NORTH CAROLINA assessed by agencies for 1997-98 reporting period: 89%
      Percent Waterbodies Affected
    Sediments 34%
    Pathogens 12%
    Mercury 9%
    Low Dissolved Oxygen/Organic Enrichment 5%
    pH 3%
    More...

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


    Lakes, Reservoirs, and Ponds
    Number of impaired waterbodies: 19 (cause not reported for 21%)
    Percent of Lakes, Reservoirs and Ponds in NORTH CAROLINA assessed by agencies for 1997-98 reporting period: 100%
      Percent Waterbodies Affected
    Mercury 32%
    Noxious Aquatic Plants 32%
    Metals 11%
    Nutrients 5%
    Sediments 5%
    More...

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


    Estuaries, Bays, and Coasts
    Number of impaired waterbodies: 52
    Percent of Estuaries and Bays in NORTH CAROLINA assessed by agencies for 1997-98 reporting period: 100%
    Percent of Coastal Shorelines in NORTH CAROLINA assessed by agencies for 1997-98 reporting period: 0%
      Percent Waterbodies Affected
    Pathogens 94%
    Low Dissolved Oxygen/Organic Enrichment 6%
    Nutrients 6%

    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: 406 (cause not reported for 21%)
    Percent of Rivers, Streams and Creeks in NORTH CAROLINA assessed by agencies for 1997-98 reporting period: 89%
      Percent Waterbodies Affected
    Nonpoint Sources 73%
    Impairment source not reported 22%
    Municipal Point Sources 19%

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


    Lakes, Reservoirs, and Ponds
    Number of impaired waterbodies: 19 (cause not reported for 94%)
    Percent of Lakes, Reservoirs and Ponds in NORTH CAROLINA assessed by agencies for 1997-98 reporting period: 100%
      Percent Waterbodies Affected
    Impairment source not reported 95%
    Nonpoint Sources 5%

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


    Estuaries, Bays, and Coasts
    Number of impaired waterbodies: 52
    Percent of Estuaries and Bays in NORTH CAROLINA assessed by agencies for 1997-98 reporting period: 100%
    Percent of Coastal Shorelines in NORTH CAROLINA assessed by agencies for 1997-98 reporting period: 0%
      Percent Waterbodies Affected
    Nonpoint Sources 100%
    Municipal Point Sources 44%

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


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