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New Mexico Assessment Summary for Reporting Year 2008

Description of this table

	Size of Water
	Rivers and Streams (Miles)	Lakes, Reservoirs, and Ponds (Acres)
Good Waters	2,721.4	8,710.5
Previously impaired waters       now attaining all uses
Threatened Waters
TMDL completed
TMDL alternative
Non-pollutant impairment
TMDL needed
Impaired Waters	3,531.0	54,073.6
TMDL completed	758.1
TMDL alternative
Non-pollutant impairment	184.3
TMDL needed	2,588.6	54,073.6
New TMDLs completed	102.7	.0
Remaining TMDLs needed	2,486.0	54,073.6
Total Assessed Waters	6,252.4	62,784.1
Total Waters	110,741.0	997,467.0
Percent of Waters Assessed	5.6	6.3

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Summary of Water Quality Assessments for Each Waterbody Type
for Reporting Year 2008

New Mexico Assessed Waters
Summary of Water Quality Attainment for Rivers and Streams
Reporting Year 2008

Description of this table Assessed Status Miles Assessed 6,252.4 Unassessed 104,488.6 Total Miles 110,741.0

Description of this table Attainment Status Miles Good 2,721.4 Threatened .0 Impaired 3,531.0 Total Miles Assessed 6,252.4

Description of this table TMDL Development Status Miles All TMDLs completed 860.8 TMDL alternative .0 Non-pollutant impairment 184.3 TMDL needed 2,486.0 Total Threatened and Impaired 3,531.0

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New Mexico Assessed Waters
Designated Use Support for Rivers and Streams
Reporting Year 2008*

* Waters assessed for more than one designated use are included in multiple designated use groups below.

Description of this table

Designated Use	Miles Assessed	Percent Good	Percent Threatened	Percent Impaired	% Good
					% Threatened
					% Impaired
Coldwater Fishery	767.5	39.4	.0	60.6
Domestic Water Supply	2,250.8	96.6	.0	3.4
Fish Consumption	50.1	13.7	.0	86.3
Fish Culture	1,844.7	100.0	.0	.0
High Quality Coldwater Aquatic Life	2,255.5	33.3	.0	66.7
Industrial Water Supply	1,025.8	100.0	.0	.0
Irrigation	5,630.5	98.6	.0	1.4
Irrigation Storage	12.3	100.0	.0	.0
Limited Warmwater Fishery	1,565.9	64.1	.0	35.9
Livestock Watering	4,485.7	98.6	.0	1.4
Marginal Coldwater Fishery	981.7	52.0	.0	48.0
Municipal Water Supply	839.5	100.0	.0	.0
Primary Contact	97.3	90.8	.0	9.2
Secondary Contact	2,605.3	73.3	.0	26.7
Secondary Recreation	98.7	65.0	.0	35.0
Warmwater Fishery	1,271.5	69.8	.0	30.2
Wildlife Habitat	5,969.2	98.5	.0	1.5

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New Mexico Causes of Impairment
for Threatened and Impaired Rivers and Streams
Reporting Year 2008

Description of this table

Cause of Impairment	Cause of Impairment Group	Miles Threatened or Impaired
Temperature, Water	Temperature	1,150.9
Sedimentation/Siltation	Sediment	665.2
Nutrient/Eutrophication Biological Indicators	Nutrients	635.4
Escherichia Coli (E. Coli)	Pathogens	607.2
Turbidity	Turbidity	576.9
Aluminum	Metals (other than Mercury)	523.0
Dissolved Oxygen	Organic Enrichment/Oxygen Depletion	413.1
Specific Conductivity	Salinity/Total Dissolved Solids/Chlorides/Sulfates	353.0
Benthic Macroinvertebrates Bioassessments	Cause Unknown - Impaired Biota	206.9
Low Flow Alterations	Flow Alteration(s)	194.4
Fecal Coliform	Pathogens	97.5
pH	pH/Acidity/Caustic Conditions	85.1
Arsenic	Metals (other than Mercury)	79.4
Total Dissolved Solids (TDS)	Salinity/Total Dissolved Solids/Chlorides/Sulfates	77.7
Mercury in Fish Tissue	Mercury	73.2
Selenium	Metals (other than Mercury)	70.1
Gross Alpha	Radiation	70.0
Boron	Toxic Inorganics	66.2
Sulfates	Salinity/Total Dissolved Solids/Chlorides/Sulfates	56.0
Ammonia, Un-ionized	Ammonia	52.7
Radium 228	Radiation	38.4
Radium 226	Radiation	38.4
PCB in Water Column	Polychlorinated Biphenyls (PCBs)	36.4
PCB(s) in Fish Tissue	Polychlorinated Biphenyls (PCBs)	32.8
Mercury	Mercury	22.2
Nitrogen, Nitrate	Nutrients	14.4
Zinc	Metals (other than Mercury)	13.8
Cadmium	Metals (other than Mercury)	13.8
Ambient Bioassays -- Acute Aquatic Toxicity	Total Toxics	11.7
DDT	Pesticides	9.0
Copper	Metals (other than Mercury)	8.6
Vanadium (Fume or Dust)	Metals (other than Mercury)	8.6
Lead	Metals (other than Mercury)	3.6

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New Mexico Probable Sources of Impairments
for Threatened and Impaired Rivers and Streams
Reporting Year 2008

Description of this table

Probable Source	Probable Source Group	Miles Threatened or Impaired
Rangeland Grazing	Agriculture	2,275.4
Natural Sources	Natural/Wildlife	1,222.3
Loss Of Riparian Habitat	Habitat Alterations (Not Directly Related To Hydromodification)	1,121.4
Streambank Modifications/Destabilization	Hydromodification	895.0
Flow Alterations From Water Diversions	Hydromodification	735.8
Municipal Point Source Discharges	Municipal Dishcarges/Sewage	663.7
On-Site Treatment Systems (Septic Systems And Similar Decentralized Systems)	Municipal Dishcarges/Sewage	624.6
Highway/Road/Bridge Runoff (Non-Construction Related)	Urban-Related Runoff/Stormwater	575.5
Source Unknown	Unknown	533.0
Other Recreational Pollution Sources	Recreation And Tourism (Non-Boating)	495.3
Drought-Related Impacts	Natural/Wildlife	441.1
Wildlife Other Than Waterfowl	Natural/Wildlife	301.2
Impervious Surface/Parking Lot Runoff	Urban-Related Runoff/Stormwater	289.6
Waterfowl	Natural/Wildlife	288.7
Silviculture, Fire Suppression	Silviculture (Forestry)	273.1
Wastes From Pets	Urban-Related Runoff/Stormwater	269.1
Municipal (Urbanized High Density Area)	Urban-Related Runoff/Stormwater	257.4
Irrigated Crop Production	Agriculture	235.0
Habitat Modification - Other Than Hydromodification	Habitat Alterations (Not Directly Related To Hydromodification)	194.3
Watershed Runoff Following Forest Fire	Silviculture (Forestry)	190.5
Off-Road Vehicles	Recreation And Tourism (Non-Boating)	149.5
Animal Feeding Operations (Nps)	Agriculture	127.8
Site Clearance (Land Development Or Redevelopment)	Construction	120.3
Inappropriate Waste Disposal	Spills/Dumping	113.3
Channelization	Hydromodification	106.4
Atmospheric Deposition - Toxics	Atmospheric Deposition	104.4
Silviculture Harvesting	Silviculture (Forestry)	100.0
Permitted Runoff From Confined Animal Feeding Operations (Cafos)	Agriculture	96.1
Forest Roads (Road Construction And Use)	Silviculture (Forestry)	95.6
Livestock (Grazing Or Feeding Operations)	Agriculture	91.7
Post-Development Erosion And Sedimentation	Hydromodification	68.7
Surface Mining	Resource Extraction	68.1
Contaminated Sediments	Legacy/Historical Pollutants	62.1
Mill Tailings	Industrial	55.7
Impacts From Abandoned Mine Lands (Inactive)	Resource Extraction	54.9
Baseflow Depletion From Groundwater Withdrawals	Hydromodification	53.0
Crop Production (Crop Land Or Dry Land)	Agriculture	47.6
Low Water Crossing	Other	36.5
Mine Tailings	Resource Extraction	34.5
Dam Or Impoundment	Hydromodification	32.4
Aquaculture (Permitted)	Aquaculture	30.8
Agriculture	Agriculture	30.6
Dredging (E.G., For Navigation Channels)	Hydromodification	25.5
Industrial/Commercial Site Stormwater Discharge (Permitted)	Urban-Related Runoff/Stormwater	25.1
Upstream Impoundments (E.G., Pl-566 Nrcs Structures)	Hydromodification	23.2
Petroleum/Natural Gas Production Activities (Permitted)	Industrial	21.4
Petroleum/Natural Gas Activities	Resource Extraction	21.4
Reclamation Of Inactive Mining	Resource Extraction	16.2
Urban Runoff/Storm Sewers	Urban-Related Runoff/Stormwater	14.2
Highways, Roads, Bridges, Infrastructure (New Construction)	Construction	12.7
Industrial Point Source Discharge	Industrial	9.4
Rcra Hazardous Waste Sites	Industrial	9.2
Other Spill Related Impacts	Spills/Dumping	9.0
Acid Mine Drainage	Resource Extraction	8.3
Dam Construction (Other Than Upstream Flood Control Projects)	Hydromodification	8.1
Placer Mining	Resource Extraction	2.8
Landfills	Land Application/Waste Sites/Tanks	2.2

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New Mexico Assessed Waters
Summary of Water Quality Attainment for Lakes, Reservoirs, and Ponds
Reporting Year 2008

Description of this table Assessed Status Acres Assessed 62,784.1 Unassessed 934,682.9 Total Acres 997,467.0

Description of this table Attainment Status Acres Good 8,710.5 Threatened .0 Impaired 54,073.6 Total Acres Assessed 62,784.1

Description of this table TMDL Development Status Acres All TMDLs completed .0 TMDL alternative .0 Non-pollutant impairment .0 TMDL needed 54,073.6 Total Threatened and Impaired 54,073.6

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New Mexico Assessed Waters
Designated Use Support for Lakes, Reservoirs, and Ponds
Reporting Year 2008*

* Waters assessed for more than one designated use are included in multiple designated use groups below.

Description of this table

Designated Use	Acres Assessed	Percent Good	Percent Threatened	Percent Impaired	% Good
					% Threatened
					% Impaired
Coldwater Fishery	25,276.8	4.6	.0	95.4
Domestic Water Supply	2,239.5	40.4	.0	59.6
Fish Culture	2,276.7	100.0	.0	.0
High Quality Coldwater Aquatic Life	1,653.2	16.5	.0	83.5
Industrial Water Storage	13,151.2	100.0	.0	.0
Industrial Water Supply	5,422.4	100.0	.0	.0
Irrigation	7,648.6	100.0	.0	.0
Irrigation Storage	41,803.6	100.0	.0	.0
Limited Warmwater Fishery	1,646.4	1.1	.0	98.9
Livestock Watering	55,292.7	100.0	.0	.0
Marginal Coldwater Fishery	803.9	74.0	.0	26.0
Municipal Water Storage	13,151.2	100.0	.0	.0
Municipal Water Supply	6,367.5	100.0	.0	.0
Primary Contact	47,106.0	100.0	.0	.0
Secondary Contact	6,040.0	100.0	.0	.0
Secondary Recreation	2,712.8	66.1	.0	33.9
Warmwater Fishery	44,172.2	5.4	.0	94.6
Wildlife Habitat	62,760.3	100.0	.0	.0

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New Mexico Causes of Impairment
for Threatened and Impaired Lakes, Reservoirs, and Ponds
Reporting Year 2008

Description of this table

Cause of Impairment	Cause of Impairment Group	Acres Threatened or Impaired
Mercury in Fish Tissue	Mercury	52,654.2
Nutrient/Eutrophication Biological Indicators	Nutrients	4,412.9
Aluminum	Metals (other than Mercury)	3,760.8
DDT	Pesticides	3,058.7
Arsenic	Metals (other than Mercury)	1,517.6
Dissolved Oxygen	Organic Enrichment/Oxygen Depletion	1,392.4
PCB(s) in Fish Tissue	Polychlorinated Biphenyls (PCBs)	1,038.4
Temperature, Water	Temperature	185.9
pH	pH/Acidity/Caustic Conditions	129.3
Copper	Metals (other than Mercury)	11.2
Sedimentation/Siltation	Sediment	6.0

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New Mexico Probable Sources of Impairments
for Threatened and Impaired Lakes, Reservoirs, and Ponds
Reporting Year 2008

Description of this table

Probable Source	Probable Source Group	Acres Threatened or Impaired
Source Unknown	Unknown	53,876.3
Atmospheric Deposition - Toxics	Atmospheric Deposition	51,756.9
Natural Sources	Natural/Wildlife	6,197.5
Rangeland Grazing	Agriculture	5,656.5
Loss Of Riparian Habitat	Habitat Alterations (Not Directly Related To Hydromodification)	4,267.5
Streambank Modifications/Destabilization	Hydromodification	4,251.2
Impervious Surface/Parking Lot Runoff	Urban-Related Runoff/Stormwater	3,840.1
On-Site Treatment Systems (Septic Systems And Similar Decentralized Systems)	Municipal Dishcarges/Sewage	1,357.6
Wildlife Other Than Waterfowl	Natural/Wildlife	1,333.8
Subsurface (Hardrock) Mining	Resource Extraction	1,333.8
Contaminated Sediments	Legacy/Historical Pollutants	1,038.4
Inappropriate Waste Disposal	Spills/Dumping	1,038.4
Other Recreational Pollution Sources	Recreation And Tourism (Non-Boating)	140.5
Agriculture	Agriculture	68.4
Silviculture Harvesting	Silviculture (Forestry)	50.0
Habitat Modification - Other Than Hydromodification	Habitat Alterations (Not Directly Related To Hydromodification)	39.9
Highway/Road/Bridge Runoff (Non-Construction Related)	Urban-Related Runoff/Stormwater	23.8
Pesticide Application	Land Application/Waste Sites/Tanks	11.2

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New Mexico Causes of Impairment for Reporting Year 2008

Description of this table

NOTE: Click on the underlined Cause of Impairment Group to see a list of specific state causes of impairment making up the Cause of Impairment Group.
Cause of Impairment Group	Size of Assessed Waters with Listed Causes of Impairment
	Rivers and Streams (Miles)	Lakes, Reservoirs, and Ponds (Acres)
Ammonia	52.7
Cause Unknown - Impaired Biota	206.9
Flow Alteration(s)	194.4
Mercury	95.4	52,654.2
Metals (other than Mercury)	591.6	5,289.5
Nutrients	649.8	4,412.9
Organic Enrichment/Oxygen Depletion	413.1	1,392.4
Pathogens	704.7
Pesticides	9.0	3,058.7
pH/Acidity/Caustic Conditions	85.1	129.3
Polychlorinated Biphenyls (PCBs)	69.2	1,038.4
Radiation	79.0
Salinity/Total Dissolved Solids/Chlorides/Sulfates	430.6
Sediment	665.2	6.0
Temperature	1,150.9	185.9
Total Toxics	11.7
Toxic Inorganics	66.2
Turbidity	576.9

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New Mexico Probable Sources Contributing to Impairments
for Reporting Year 2008

Description of this table

NOTE: Click on the underlined Probable Source Group to see a list of specific state Probable Sources making up the Probable Source Group.
Probable Source Group	Size of Assessed Waters with Probable Sources of Impairments
	Rivers and Streams (Miles)	Lakes, Reservoirs, and Ponds (Acres)
Agriculture	2,391.3	5,724.9
Aquaculture	30.8
Atmospheric Deposition	104.4	51,756.9
Construction	133.0
Habitat Alterations (Not Directly Related To Hydromodification)	1,179.7	4,283.6
Hydromodification	1,674.6	4,251.2
Industrial	95.8
Land Application/Waste Sites/Tanks	2.2	11.2
Legacy/Historical Pollutants	62.1	1,038.4
Municipal Dishcarges/Sewage	944.6	1,357.6
Natural/Wildlife	1,772.6	6,197.5
Other	36.5
Recreation And Tourism (Non-Boating)	589.7	140.5
Resource Extraction	168.6	1,333.8
Silviculture (Forestry)	624.4	50.0
Spills/Dumping	113.3	1,038.4
Unknown	533.0	53,876.3
Urban-Related Runoff/Stormwater	982.2	3,863.9

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New Mexico TMDL Alternatives by Cause of Impairment 2008

No TMDL Alternatives reported.

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New Mexico Previously Impaired Waters Now Attaining All Uses

No previously impaired waters reported as attaining all uses.

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New Mexico 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)	71
Temperature	46
Nutrients	37
Pathogens	28
Mercury	28
Sediment	24
Radiation	24
Cause Unknown - Impaired Biota	18
Turbidity	15
Organic Enrichment/Oxygen Depletion	14
Salinity/Total Dissolved Solids/Chlorides/Sulfates	14
pH/Acidity/Caustic Conditions	9
Polychlorinated Biphenyls (PCBs)	8
Toxic Inorganics	5
Pesticides	2
Ammonia	2
Total Toxics	1

Total: 346 Causes of Impairment

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New Mexico 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
Temperature	49	49
Turbidity	38	38
Fecal Coliform	21	21
Aluminum	19	19
Stream Bottom Deposits	17	17
Phosphorus, Total	15	15
Nitrogen, Total	12	12
Sedimentation/Siltation	8	8
Arsenic	6	6
Conductivity	5	5
Escherichia Coli (E. Coli)	5	5
Specific Conductivity	5	5
Nutrients - Algae	4	4
Boron	3	3
Dissolved Oxygen	3	3
Phosphorus	2	2
Selenium	2	2
Total Dissolved Solids (TDS)	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: 224 TMDLs; 224 Causes of Impairment Addressed

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New Mexico 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
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

Total: 224 TMDLs; 224 Causes of Impairment Addressed

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