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- Previously 303(d)-Listed Waters Now Attaining All Applicable Water Quality Standards
- Causes of Impairment for 303(d) Listed Waters
- Cumulative TMDLs by Pollutant
- Cumulative Number of TMDLs
Data are also available for these cycles:
2002
2004
2006
2008
2010
Waterbody Changes from Prior Cycle
For More Information:
West Virginia Impaired Waters and TMDL Information
Assessed Waters of West Virginia by Watershed
Search for a waterbody within West Virginia
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West Virginia Previously 303(d)-Listed Waters Now Attaining All Applicable Water Quality Standards
Description of this table| NOTE: Click on the underlined "Number of Waters Attaining" value for a detailed list of those previously 303(d)-listed waters now attaining all applicable water quality standards. | ||
| Year Attaining | Number of Waters Attaining | Number of Causes of Impairment Addressed |
|---|---|---|
| 2011 |  10 |
11 |
West Virginia 1998 Causes of Impairment for 303(d) Listed Waters
Description of this table| NOTE: Click on a cause of impairment (e.g. pathogens) to see the specific state-reported causes that are grouped to make up this category. Click on the "Number of Causes of Impairment Reported" to see a list of waters with that cause of impairment. | |
| Cause of Impairment Group Name | Number of Causes of Impairment Reported |
|---|---|
| Metals (other than Mercury) |  522 |
| pH/Acidity/Caustic Conditions | 294 |
| Cause Unknown - Impaired Biota | 99 |
| Sediment | 9 |
| Polychlorinated Biphenyls (PCBs) | 7 |
| Nutrients | 6 |
| Dioxins | 5 |
| Pesticides | 5 |
| Pathogens | 3 |
| Organic Enrichment/Oxygen Depletion | 1 |
| Ammonia | 1 |
| Toxic Inorganics | 1 |
Total: 953 Causes of Impairment
West Virginia Cumulative TMDLs by Pollutant
This chart includes TMDLs since October 1, 1995.
Description of this table| NOTE: Click on the underlined "Pollutant" value to see associated listed waters for which a TMDL was developed. Click on the underlined "Number of TMDLs" value to see a listing of those TMDLs for the pollutant. | ||
| Pollutant | Number of TMDLs | Number of Causes of Impairment Addressed |
|---|---|---|
| Iron |  1,259 |
1,293 |
| Fecal Coliform | 675 |
737 |
| Aluminum | 540 |
568 |
| Manganese | 402 |
402 |
| pH | 392 |
415 |
| Sediment | 83 |
83 |
| Biological | 80 |
84 |
| Acid | 27 |
27 |
| Selenium | 18 |
18 |
| Organic Enrichment | 13 |
13 |
| Chloride | 7 |
7 |
| Polychlorinated Biphenyls (PCBs) | 7 |
7 |
| Phosphorus | 6 |
6 |
| Dioxin | 5 |
5 |
| Organic Enrichment (Sewage) Biological Indicators | 4 |
4 |
| Biology | 2 |
2 |
| Biological Impairment | 1 |
1 |
| Carbonaceous Bod | 1 |
1 |
| Dissolved Oxygen | 1 |
1 |
| Fecal | 1 |
1 |
| Lead | 1 |
1 |
| Mercury | 1 |
1 |
| Nitrogenous BOD | 1 |
1 |
| Sedimentation | 1 |
1 |
| Zinc | 1 |
1 |
Total: 3,529 TMDLs; 3,680 Causes of Impairment Addressed
West Virginia Cumulative Number of TMDLs
EPA Fiscal Year starts October 1 and ends September 30.
Description of this table
| NOTE: Click on the underlined "Number of TMDLs Completed" value for a detailed list of the TMDLs for the fiscal year. | ||
| Fiscal Year | Number of TMDLs | Number of Causes of Impairment Addressed |
|---|---|---|
| 1998 | 11 |
11 |
| 1999 | 24 |
24 |
| 2000 | 4 |
4 |
| 2001 | 491 |
491 |
| 2002 | 651 |
651 |
| 2004 | 186 |
186 |
| 2005 | 224 |
294 |
| 2006 | 346 |
402 |
| 2008 | 241 |
247 |
| 2009 | 384 |
395 |
| 2011 | 283 |
285 |
| 2012 | 625 |
625 |
| 2013 | 59 |
65 |
Total: 3,529 TMDLs; 3,680 Causes of Impairment Addressed