Site-specific Targeted Monitoring Summary Results

Utah (2014)

	Size of Water
	Rivers and Streams (Miles)	Lakes, Reservoirs, and Ponds (Acres)
Good Waters
Previously impaired waters       now attaining all uses	573.3	86.0
Threatened Waters
TMDL completed
TMDL alternative
Non-pollutant impairment
TMDL needed
Impaired Waters	7,007.0	152,691.0
TMDL completed	620.4	29,982.0
TMDL alternative
Non-pollutant impairment
TMDL needed	6,386.6	122,709.0
New TMDLs completed	.0	.0
Remaining TMDLs needed	6,386.6	122,709.0
Total Assessed Waters	7,007.0	152,691.0
Total Waters	85,916.0	481,638.0
Percent of Waters Assessed	8.2	31.7

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Summary of Water Quality Assessments for Each Waterbody Type
for Reporting Year 2014

Description of this table % Fully Supporting    % Not Supporting    % Unassessed    % Not Applicable   

Designated Use	Stressors
Aquatic Life Support Not Applicable 100% ± 4.1%	Stressors Fully Supporting Not Supporting Unassessed Not Applicable Bottom deposits/% fines         Channel Modifications         Habitat Alterations         Nitrogen, Total         Phosphorus, Total         Riparian Habitat Alteration         Specific Conductivity         Suspended Sediment Concentration

Where two or more state condition categories fall under one national category, EPA used the largest margin of error for purposes of displaying this information in the report.

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Site-specific Targeted Monitoring Results

Utah Rivers and Streams 2014

Description of this table All Rivers and Streams 85,916.0 Miles of Rivers and Streams Assessed Status Miles Assessed 7,007.0 Unassessed 78,909.0 Total Miles 85,916.0

Description of this table Assessed Rivers and Streams 7,007.0 Miles of Assessed Rivers and Streams Attainment Status Miles Good .0 Threatened .0 Impaired 7,007.0 Total Miles Assessed 7,007.0

Description of this table Threatened and Impaired Rivers and Streams 7,007.0 Miles of Threatened and Impaired Rivers and Streams TMDL Development Status Miles All TMDLs completed 620.4 TMDL alternative .0 Non-pollutant impairment .0 TMDL needed 6,386.6 Total Threatened and Impaired 7,007.0

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Utah Rivers and Streams 2014

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

Designated Use	Miles Assessed	Percent Good	Percent Threatened	Percent Impaired	% Good
					% Threatened
					% Impaired
Agricultural	2,543.7	.0	.0	100.0
Cold Water Aquatic Life	4,709.5	.0	.0	100.0
Domestic Water Supply	887.0	.0	.0	100.0
Non-Game Fish And Other Aquatic Life	696.7	.0	.0	100.0
Primary Recreation	216.0	.0	.0	100.0
Secondary Recreation	1,198.4	.0	.0	100.0
Warm Water Aquatic Life	1,079.2	.0	.0	100.0
Wildlife Habitat	336.8	.0	.0	100.0

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Site-specific Targeted Monitoring Results

Causes of Impairment
Utah Rivers and Streams 2014

Cause of Impairment	Cause of Impairment Group	Miles Threatened or Impaired
Temperature, Water	Temperature	2,091.2
Total Dissolved Solids (TDS)	Salinity/Total Dissolved Solids/Chlorides/Sulfates	1,666.0
Benthic Macroinvertebrates Bioassessments	Cause Unknown - Impaired Biota	1,646.5
Dissolved Oxygen	Organic Enrichment/Oxygen Depletion	1,532.1
Aluminum	Metals (other than Mercury)	1,279.0
pH	pH/Acidity/Caustic Conditions	925.5
Selenium	Metals (other than Mercury)	710.7
Phosphorus, Total	Nutrients	607.8
Escherichia Coli (E. Coli)	Pathogens	519.7
Sedimentation/Siltation	Sediment	498.5
Zinc	Metals (other than Mercury)	425.8
Boron	Toxic Inorganics	375.6
Arsenic	Metals (other than Mercury)	242.7
Copper	Metals (other than Mercury)	171.6
Cadmium	Metals (other than Mercury)	148.3
Ammonia, Total	Ammonia	138.5
Cause Unknown	Cause Unknown	57.7
Direct Habitat Alterations	Habitat Alterations	41.2
Nitrate/Nitrite (Nitrite + Nitrate as N)	Nutrients	39.4
Iron	Metals (other than Mercury)	27.8
Lead	Metals (other than Mercury)	27.2
Radium	Radiation	22.9
Alpha Particles	Radiation	17.2

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Site-specific Targeted Monitoring Results

Probable Sources
Utah Rivers and Streams 2014

Probable Source	Probable Source Group	Miles Threatened or Impaired
Source Unknown	Unknown	6,997.2

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Description of this table % Fully Supporting    % Not Supporting    % Unassessed    % Not Applicable   

Designated Use	Stressors
Aquatic Life Support Not Applicable 100% ± 17.8%	Stressors Fully Supporting Not Supporting Unassessed Not Applicable Canopy         Dissolved Oxygen         Habitat Index         Macrophytes         Nitrogen, Total         Phosphorus, Total         Riparian Habitat Alteration         Salinity/Total Dissolved Solids/Chlorides/Sulfates         Turbidity

Where two or more state condition categories fall under one national category, EPA used the largest margin of error for purposes of displaying this information in the report.

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Site-specific Targeted Monitoring Results

Utah Lakes, Reservoirs, and Ponds 2014

Description of this table All Lakes, Reservoirs, and Ponds 481,638.0 Acres of Lakes, Reservoirs, and Ponds Assessed Status Acres Assessed 152,691.0 Unassessed 328,947.0 Total Acres 481,638.0

Description of this table Assessed Lakes, Reservoirs, and Ponds 152,691.0 Acres of Assessed Lakes, Reservoirs, and Ponds Attainment Status Acres Good .0 Threatened .0 Impaired 152,691.0 Total Acres Assessed 152,691.0

Description of this table Threatened and Impaired Lakes, Reservoirs, and Ponds 152,691.0 Acres of Threatened and Impaired Lakes, Reservoirs, and Ponds TMDL Development Status Acres All TMDLs completed 29,982.0 TMDL alternative .0 Non-pollutant impairment .0 TMDL needed 122,709.0 Total Threatened and Impaired 152,691.0

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Utah Lakes, Reservoirs, and Ponds 2014

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

Designated Use	Acres Assessed	Percent Good	Percent Threatened	Percent Impaired	% Good
					% Threatened
					% Impaired
Cold Water Aquatic Life	46,661.0	.0	.0	100.0
Warm Water Aquatic Life	106,030.0	.0	.0	100.0

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Site-specific Targeted Monitoring Results

Causes of Impairment
Utah Lakes, Reservoirs, and Ponds 2014

Cause of Impairment	Cause of Impairment Group	Acres Threatened or Impaired
Phosphorus, Total	Nutrients	142,140.0
PCB(s) in Fish Tissue	Polychlorinated Biphenyls (PCBs)	96,900.0
Total Dissolved Solids (TDS)	Salinity/Total Dissolved Solids/Chlorides/Sulfates	96,900.0
Dissolved Oxygen	Organic Enrichment/Oxygen Depletion	47,040.0
Temperature, Water	Temperature	22,731.0
pH	pH/Acidity/Caustic Conditions	9,204.0
Mercury in Fish Tissue	Mercury	163.0
pH, High	pH/Acidity/Caustic Conditions	156.0

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Site-specific Targeted Monitoring Results

Probable Sources
Utah Lakes, Reservoirs, and Ponds 2014

Probable Source	Probable Source Group	Acres Threatened or Impaired
Source Unknown	Unknown	152,691.0

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Description of this table % Fully Supporting    % Not Supporting    % Unassessed    % Not Applicable   

Designated Use	Stressors
Aquatic Life Support Not Applicable 100% ± 17.8%	Stressors Fully Supporting Not Supporting Unassessed Not Applicable Canopy         Dissolved Oxygen         Habitat Index         Macrophytes         Nitrogen, Total         Phosphorus, Total         Riparian Habitat Alteration         Salinity/Total Dissolved Solids/Chlorides/Sulfates         Turbidity

Where two or more state condition categories fall under one national category, EPA used the largest margin of error for purposes of displaying this information in the report.

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Site-specific Targeted Monitoring Results

Utah Lakes, Reservoirs, and Ponds 2014

Description of this table All Lakes, Reservoirs, and Ponds 481,638.0 Acres of Lakes, Reservoirs, and Ponds Assessed Status Acres Assessed 152,691.0 Unassessed 328,947.0 Total Acres 481,638.0

Description of this table Assessed Lakes, Reservoirs, and Ponds 152,691.0 Acres of Assessed Lakes, Reservoirs, and Ponds Attainment Status Acres Good .0 Threatened .0 Impaired 152,691.0 Total Acres Assessed 152,691.0

Description of this table Threatened and Impaired Lakes, Reservoirs, and Ponds 152,691.0 Acres of Threatened and Impaired Lakes, Reservoirs, and Ponds TMDL Development Status Acres All TMDLs completed 29,982.0 TMDL alternative .0 Non-pollutant impairment .0 TMDL needed 122,709.0 Total Threatened and Impaired 152,691.0

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Utah Lakes, Reservoirs, and Ponds 2014

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

Designated Use	Acres Assessed	Percent Good	Percent Threatened	Percent Impaired	% Good
					% Threatened
					% Impaired
Cold Water Aquatic Life	46,661.0	.0	.0	100.0
Warm Water Aquatic Life	106,030.0	.0	.0	100.0

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Site-specific Targeted Monitoring Results

Causes of Impairment
Utah Lakes, Reservoirs, and Ponds 2014

Cause of Impairment	Cause of Impairment Group	Acres Threatened or Impaired
Phosphorus, Total	Nutrients	142,140.0
PCB(s) in Fish Tissue	Polychlorinated Biphenyls (PCBs)	96,900.0
Total Dissolved Solids (TDS)	Salinity/Total Dissolved Solids/Chlorides/Sulfates	96,900.0
Dissolved Oxygen	Organic Enrichment/Oxygen Depletion	47,040.0
Temperature, Water	Temperature	22,731.0
pH	pH/Acidity/Caustic Conditions	9,204.0
Mercury in Fish Tissue	Mercury	163.0
pH, High	pH/Acidity/Caustic Conditions	156.0

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Site-specific Targeted Monitoring Results

Probable Sources
Utah Lakes, Reservoirs, and Ponds 2014

Probable Source	Probable Source Group	Acres Threatened or Impaired
Source Unknown	Unknown	152,691.0

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Description of this table % Fully Supporting    % Not Supporting    % Unassessed    % Not Applicable   

Designated Use
Overall Use Support Not Applicable 100% ± 6.7%

Where two or more state condition categories fall under one national category, EPA used the largest margin of error for purposes of displaying this information in the report.

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Site-specific Targeted Monitoring Results

Utah Wetlands 2014

Description of this table Pie chart not displayed because total size for Wetlands is unavailable. Assessed Status Acres Assessed   Unassessed Unavailable Total Acres Unavailable

Description of this table Assessed Wetlands Acres of Assessed Wetlands Attainment Status Acres Good .0 Threatened .0 Impaired .0 Total Acres Assessed

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

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Utah Wetlands 2014

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Site-specific Targeted Monitoring Results

Causes of Impairment
Utah Wetlands 2014

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Site-specific Targeted Monitoring Results

Probable Sources
Utah Wetlands 2014

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Utah Causes of Impairment for Reporting Year 2014

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Utah Probable Sources Contributing to Impairments
for Reporting Year 2014

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Utah TMDL Alternatives by Cause of Impairment 2014

No TMDL Alternatives reported.

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Utah Previously 303(d)-Listed Waters Now Attaining All Applicable Water Quality Standards

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
2003	1	2
2012	21	44
2016	13	14

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Utah Causes of Impairment for 303(d) Listed Waters

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
Temperature	104
Metals (other than Mercury)	87
Organic Enrichment/Oxygen Depletion	64
Salinity/Total Dissolved Solids/Chlorides/Sulfates	60
Cause Unknown - Impaired Biota	54
pH/Acidity/Caustic Conditions	34
Pathogens	28
Nutrients	14
Toxic Inorganics	13
Ammonia	3
Cause Unknown	2
Polychlorinated Biphenyls (PCBs)	1
Mercury	1

Total: 465 Causes of Impairment

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Utah Cumulative TMDLs by Pollutant

This chart includes TMDLs since October 1, 1995.

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
Phosphorus	46	65
Dissolved Oxygen	43	46
Ammonia	37	37
Total Dissolved Solids (TDS)	36	36
Phosphorus, Total	23	24
Ammonia, Un-ionized	17	17
Total Residual Chlorine	16	16
Chlorine	13	14
Sediment	10	10
Biochemical Oxygen Demand (BOD)	9	9
Chlorine, Residual (Chlorine Demand)	9	9
Selenium	8	8
Copper	6	8
Iron	6	6
Habitat	5	5
Temperature	5	5
Zinc	5	7
Lead	4	6
Escherichia Coli (E. Coli)	3	3
Silver	3	3
Total Organic Carbon (TOC)	3	3
Gross Alpha	2	2
Mercury	2	4
Nitrogen, Total	2	2
Total Suspended Solids (TSS)	2	2
Aluminum	1	1
Boron	1	1
Cadmium	1	1
Chromium, Hexavalent	1	1
Cyanide	1	1
Fecal Coliform	1	1
Salinity/Total Dissolved Solids/Chlorides	1	1
Thermal Modifications	1	1
Total Coliform	1	1

Total: 324 TMDLs; 356 Causes of Impairment Addressed

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Utah Cumulative Number of TMDLs

EPA Fiscal Year starts October 1 and ends September 30.

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
1997	15	24
1998	22	23
1999	16	16
2000	31	40
2001	12	13
2002	35	35
2003	8	8
2004	45	45
2005	68	68
2006	12	12
2007	38	41
2008	4	5
2010	6	13
2012	1	1
2013	3	3
2014	8	9

Total: 324 TMDLs; 356 Causes of Impairment Addressed

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TMDL Document Search

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