New Mexico Impaired Waters and TMDL Information

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Data are also available for these cycles:
2004 2006 2008 2010

For More Information:

New Mexico Assessment Report
State Water Quality Program

Assessed Waters of New Mexico by Watershed

Select a watershed from the list:

Search for a waterbody within New Mexico

Year Attaining	Number of Waters Attaining	Number of Causes of Impairment Addressed
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.
2009	2	3
2010	10	10

Cause of Impairment Group Name	Number of Causes of Impairment Reported
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.
Sediment	85
Temperature	52
Metals (other than Mercury)	44
Turbidity	44
Nutrients	27
Mercury	23
Salinity/Total Dissolved Solids/Chlorides/Sulfates	12
Pathogens	10
Organic Enrichment/Oxygen Depletion	10
Total Toxics	9
Cause Unknown	8
pH/Acidity/Caustic Conditions	6
Radiation	6
Algal Growth	5
Ammonia	2
Pesticides	2
Toxic Inorganics	1
Polychlorinated Biphenyls (PCBs)	1

Total: 347 Causes of Impairment

This chart includes TMDLs since October 1, 1995.

Pollutant	Number of TMDLs	Number of Causes of Impairment Addressed
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.
Temperature	64	64
Turbidity	38	38
Escherichia Coli (E. Coli)	37	37
Phosphorus, Total	31	31
Nitrogen, Total	28	28
Fecal Coliform	21	21
Aluminum	20	20
Stream Bottom Deposits	17	17
Arsenic	9	9
Sedimentation/Siltation	8	8
Conductivity	5	5
Specific Conductivity	5	5
Boron	4	4
Nutrients - Algae	4	4
Total Dissolved Solids (TDS)	4	4
Dissolved Oxygen	3	3
Phosphorus	2	2
Selenium	2	2
pH	2	2
Ammonia	1	1
Chlorine	1	1
Sulfate	1	1
Total Ammonia	1	1
Total Organic Carbon (TOC)	1	1
Total Residual Chlorine	1	1
Total Suspended Solids (TSS)	1	1

Total: 311 TMDLs; 311 Causes of Impairment Addressed

EPA Fiscal Year starts October 1 and ends September 30.

Fiscal Year	Number of TMDLs	Number of Causes of Impairment Addressed
NOTE: Click on the underlined "Number of TMDLs Completed" value for a detailed list of the TMDLs for the fiscal year.
1999	13	13
2000	26	26
2001	10	10
2002	19	19
2003	16	16
2004	28	28
2005	35	35
2006	15	15
2007	33	33
2009	29	29
2010	39	39
2011	19	19
2012	29	29

Total: 311 TMDLs; 311 Causes of Impairment Addressed