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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
Waterbody Changes from Prior Cycle
For More Information:
Nevada Assessment Report
State Water Quality Program
Nevada Assessment Report
State Water Quality Program
Nevada Impaired Waters and TMDL Information
Assessed Waters of Nevada by Watershed
Search for a waterbody within Nevada
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Nevada Previously 303(d)-Listed Waters Now Attaining All Applicable Water Quality Standards
No previously 303(d)-listed waters reported as now attaining all applicable water quality standards.
Nevada 2006 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) |  146 |
| Temperature | 66 |
| Nutrients | 46 |
| Mercury | 34 |
| Turbidity | 32 |
| Salinity/Total Dissolved Solids/Chlorides/Sulfates | 27 |
| Toxic Inorganics | 20 |
| pH/Acidity/Caustic Conditions | 17 |
| Organic Enrichment/Oxygen Depletion | 15 |
| Pathogens | 11 |
| Taste, Color and Odor | 1 |
Total: 415 Causes of Impairment
Nevada 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 |
|---|---|---|
| Total Suspended Solids (TSS) |  16 |
16 |
| Turbidity | 15 |
15 |
| Phosphorus, Total | 9 |
9 |
| Temperature | 5 |
5 |
| Copper | 3 |
3 |
| Iron | 3 |
3 |
| Phosphorus | 2 |
2 |
| Total Dissolved Solids (TDS) | 2 |
2 |
| Arsenic | 1 |
1 |
| Boron | 1 |
1 |
| Cadmium | 1 |
1 |
| Dissolved Oxygen | 1 |
1 |
| Fine Sediment | 1 |
1 |
| Nickel | 1 |
1 |
| Nitrogen, Total | 1 |
1 |
| Solids | 1 |
1 |
| pH | 1 |
1 |
Total: 64 TMDLs; 64 Causes of Impairment Addressed
Nevada 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 |
|---|---|---|
| 2003 | 1 |
1 |
| 2004 | 5 |
5 |
| 2005 | 22 |
22 |
| 2006 | 7 |
7 |
| 2007 | 23 |
23 |
| 2011 | 6 |
6 |
Total: 64 TMDLs; 64 Causes of Impairment Addressed