Assessment Data for the State of Utah Year 2002
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Impaired Water Information
Other Water Assessment Information
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State of Utah websites: | State 305(b) Water Quality Assessment Report(s) |
|   | State Water Quality Program |
Search for a Waterbody within Utah
Total Assessed Waters for the State of Utah
Description of this table| Size Of Water | ||||||||
|---|---|---|---|---|---|---|---|---|
| Rivers, Streams, Creeks (Miles) | Lakes, Ponds, Reservoir (Acres) | Bays, Estuaries (Square Miles) | Coastal Shorelines (Miles) | Oceans, Near Coastal Waters (Square Miles) | Wetlands (Acres) | Great Lakes Shoreline (Miles) | Great Lakes Open Water (Square Miles) | |
| Total Assessed Waters | 10,598.37 | 468,447.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| Estimated Total Water Size in UT | 85,916.00 | 481,638.00 | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable |
| Percent of Waters Assessed | 12.34 | 97.26 | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable |
Assessed Waters of Utah by Watershed
Description of this table| Watershed | Size of Water | |||||||
|---|---|---|---|---|---|---|---|---|
| Rivers, Streams, Creeks (Miles) | Lakes, Ponds, Reservoir (Acres) | Bays, Estuaries (Square Miles) | Coastal Shorelines (Miles) | Oceans, Near Coastal Waters (Square Miles) | Wetlands (Acres) | Great Lakes Shoreline (Miles) | Great Lakes Open Water (Square Miles) | |
| ASHLEY-BRUSH | 234.83 | 2,190.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| BEAR LAKE | 22.01 | 69,760.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| BEAVER BOTTOMS-UPPER BEAVER | 186.91 | 1,170.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| BLACKS FORK | 211.43 | 1,118.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| COLORADO HEADWATERS-PLATEAU | 3.30 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| DIRTY DEVIL | 77.89 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| DUCHESNE | 1,176.86 | 1,638.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| EAST FORK SEVIER | 320.61 | 3,137.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| ESCALANTE | 347.43 | 165.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| ESCALANTE DESERT | 39.48 | 455.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| FREMONT | 284.19 | 3,229.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| JORDAN | 189.15 | 272.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| KANAB | 16.74 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LITTLE BEAR-LOGAN | 395.72 | 653.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LOWER BEAR-MALAD | 128.23 | 554.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LOWER DOLORES | 93.80 | 6.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LOWER GREEN | 151.05 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LOWER GREEN-DESOLATION CANYON | 327.96 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LOWER GREEN-DIAMOND | 106.94 | 1,808.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LOWER LAKE POWELL | .00 | 162,700.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LOWER SAN JUAN | 63.73 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LOWER SAN JUAN-FOUR CORNERS | 61.56 | 32.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LOWER SEVIER | 219.69 | 1,905.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LOWER VIRGIN | 23.92 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LOWER WEBER | 331.12 | 13,700.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LOWER WHITE | 74.67 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| MIDDLE BEAR | 152.00 | 7,534.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| MIDDLE SEVIER | 418.89 | 11,242.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| MONTEZUMA | 32.51 | 104.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| MUDDY | 250.01 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| MUDDY | 2.47 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| PARIA | 30.48 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| PRICE | 363.17 | 2,977.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| PROVO | 319.80 | 6,301.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| RUSH-TOOELE VALLEYS | .00 | 603.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SAN PITCH | 342.32 | 1,550.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SAN RAFAEL | 456.53 | 2,733.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SPANISH FORK | 414.39 | 34.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| STRAWBERRY | 371.46 | 20,367.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| UPPER BEAR | 469.43 | 406.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| UPPER COLORADO-KANE SPRINGS | 206.11 | 86.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| UPPER DOLORES | 20.26 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| UPPER GREEN-FLAMING GORGE RESERVOIR | 273.11 | 43,017.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| UPPER LAKE POWELL | 46.95 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| UPPER SEVIER | 211.21 | 4,470.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| UPPER VIRGIN | 350.57 | 1,254.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| UPPER WEBER | 550.93 | 3,072.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| UTAH LAKE | 101.90 | 98,077.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| WESTWATER CANYON | 37.45 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| WILLOW | 57.54 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| Name Not Reported | 44.36 | 128.00 | .00 | .00 | .00 | .00 | .00 | .00 |
Utah Assessed Waters
Individual Use Support for Rivers and Streams
Description of this table
| State Designated Use | Total Miles Assessed | Percent Good | Percent Threatened | Percent Impaired | ||
|---|---|---|---|---|---|---|
| Fish, Shellfish, and Wildlife Protection and Propagation | 10,543.43 | 84.11 | .00 | 15.89 | ||
| Recreation | 185.44 | 46.38 | .00 | 53.62 | ||
| Public Water Supply | 3,884.41 | 97.85 | .00 | 2.15 | ||
| Agricultural | 10,244.08 | 85.24 | .00 | 14.76 | ||
Utah Assessed Waters
Water Quality Attainment for Rivers and Streams
Description of this table
| Attainment Status | Miles | Percent of Assessed |
| Good | 7,754.09 | 73.16 |
| Threatened | .00 | .00 |
| Impaired | 2,844.28 | 26.84 |
| Total Miles Assessed | 10,598.37 | 100.00 |
Utah Top Causes of Impairments
for Rivers and Streams
Description of this table
| # | State Cause Name | Total Miles Impaired |
|---|---|---|
| 1 | SALINITY | 1,373.62 |
| 2 | PHOSPHORUS, ELEMENTAL | 836.83 |
| 3 | NUTRIENTS | 836.83 |
| 4 | OTHER HABITAT ALTERATIONS | 663.63 |
| 5 | SEDIMENTATION/SILTATION | 620.22 |
| 6 | TEMPERATURE, WATER | 303.33 |
| 7 | ORGANIC ENRICHMENT/LOW DO | 226.25 |
| 8 | FLOW ALTERATION | 107.82 |
| 9 | PH | 85.78 |
| 10 | METALS | 78.66 |
Utah Top Probable Sources of Impairments
for Rivers and Streams
Description of this table
| # | State Source Name | Total Miles Impaired by Source |
|---|---|---|
| 1 | AGRICULTURE | 2,163.90 |
| 2 | NATURAL SOURCES | 1,289.91 |
| 3 | HYDROMODIFICATION | 966.34 |
| 4 | HABITAT MODIFICATION (OTHER THAN HYDROMODIFICATION) | 815.06 |
| 5 | CROP PRODUCTION (CROP LAND OR DRY LAND) | 721.57 |
| 6 | IRRIGATED CROP PRODUCTION | 721.57 |
| 7 | LIVESTOCK (GRAZING OR FEEDING OPERATIONS) | 571.82 |
| 8 | SOURCE UNKNOWN | 364.05 |
| 9 | RESOURCE EXTRACTION | 178.06 |
| 10 | AQUACULTURE | 144.12 |
Utah Assessed Waters
Individual Use Support for Lakes, Ponds and Reservoirs
Description of this table
| State Designated Use | Total Acres Assessed | Percent Good | Percent Threatened | Percent Impaired | ||
|---|---|---|---|---|---|---|
| Fish, Shellfish, and Wildlife Protection and Propagation | 461,263.00 | 68.73 | .00 | 31.27 | ||
| Recreation | 162,700.00 | 100.00 | .00 | .00 | ||
| Public Water Supply | 253,908.00 | 100.00 | .00 | .00 | ||
| Agricultural | 463,429.00 | 78.86 | .00 | 21.14 | ||
Utah Assessed Waters
Water Quality Attainment for Lakes, Ponds and Reservoirs
Description of this table
| Attainment Status | Acres | Percent of Assessed |
| Good | 324,222.00 | 69.21 |
| Threatened | .00 | .00 |
| Impaired | 144,225.00 | 30.79 |
| Total Acres Assessed | 468,447.00 | 100.00 |
Utah Top Causes of Impairments
for Lakes, Ponds and Reservoirs
Description of this table
| # | State Cause Name | Total Acres Impaired |
|---|---|---|
| 1 | NUTRIENTS | 115,809.00 |
| 2 | PHOSPHORUS, ELEMENTAL | 115,809.00 |
| 3 | TOTAL DISSOLVED SOLIDS | 96,900.00 |
| 4 | SALINITY | 96,900.00 |
| 5 | ORGANIC ENRICHMENT/LOW DO | 39,651.00 |
| 6 | TEMPERATURE, WATER | 17,208.00 |
| 7 | PH | 3,393.00 |
Utah Top Probable Sources of Impairments
for Lakes, Ponds and Reservoirs
Description of this table
| # | State Source Name | Total Acres Impaired by Source |
|---|---|---|
| 1 | LIVESTOCK (GRAZING OR FEEDING OPERATIONS) | 143,760.00 |
| 2 | PASTURE GRAZING - RIPARIAN AND/OR UPLAND | 132,465.00 |
| 3 | SOURCE UNKNOWN | 111,544.00 |
| 4 | CROP PRODUCTION (CROP LAND OR DRY LAND) | 109,211.00 |
| 5 | IRRIGATED CROP PRODUCTION | 108,657.00 |
| 6 | CONSTRUCTION | 105,305.00 |
| 7 | INTENSIVE ANIMAL FEEDING OPERATIONS | 102,485.00 |
| 8 | MUNICIPAL POINT SOURCE DISCHARGES | 99,968.00 |
| 9 | INDUSTRIAL POINT SOURCE DISCHARGE | 99,715.00 |
| 10 | MUNICIPAL (URBANIZED HIGH DENSITY AREA) | 99,334.00 |
Utah
Causes of Impairment
Description of this table| State Cause Name | Size of Assessed Waters with Listed Causes of Impairment | |||||||
|---|---|---|---|---|---|---|---|---|
| Rivers, Streams, Creeks (Miles) | Lakes, Ponds, Reservoir (Acres) | Bays, Estuaries (Square Miles) | Coastal Shorelines (Miles) | Oceans, Near Coastal Waters (Square Miles) | Wetlands (Acres) | Great Lakes Shoreline (Miles) | Great Lakes Open Waters (Squar Miles) | |
| ZINC | 41.50 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| ARSENIC | 30.80 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| METALS | 78.66 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| PATHOGENS | 15.40 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| AMMONIA (UNIONIZED) - TOXIN | 7.30 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| TEMPERATURE, WATER | 303.33 | 17,208.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| ORGANIC ENRICHMENT/LOW DO | 226.25 | 39,651.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| CADMIUM | 21.40 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SELENIUM | 15.19 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| RADIATION | 17.13 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| FLOW ALTERATION | 107.82 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| TOTAL DISSOLVED SOLIDS | .00 | 96,900.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| NUTRIENTS | 836.83 | 115,809.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| PHOSPHORUS, ELEMENTAL | 836.83 | 115,809.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SEDIMENTATION/SILTATION | 620.22 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| NON-NATIVE AQUATIC PLANTS | 50.56 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| PH | 85.78 | 3,393.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SALINITY | 1,373.62 | 96,900.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| OTHER HABITAT ALTERATIONS | 663.63 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
Utah
Probable Sources Contributing to Impairment
Description of this table| State Source Name | Size of Assessed Waters with Probable Sources of Impairment | |||||||
|---|---|---|---|---|---|---|---|---|
| Rivers, Streams, Creeks (Miles) | Lakes, Ponds, Reservoir (Acres) | Bays, Estuaries (Square Miles) | Coastal Shorelines (Miles) | Oceans, Near Coastal Waters (Square Miles) | Wetlands (Acres) | Great Lakes Shoreline (Miles) | Great Lakes Open Waters (Square Miles) | |
| OTHER | .00 | 710.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LAND DISPOSAL | .00 | 8,347.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| RESOURCE EXTRACTION | 178.06 | 2,965.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| CONTAMINATED SEDIMENTS | .00 | 520.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SILVICULTURE HARVESTING | .00 | 1,367.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| EROSION AND SEDIMENTATION | .00 | 1,040.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| NON-IRRIGATED CROP PRODUCTION | .00 | 554.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| HABITAT MODIFICATION (OTHER THAN HYDROMODIFICATION) | 815.06 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| RECREATION AND TOURISM ACTIVITIES (OTHER THAN BOATING - SEE 7900) | .00 | 39,917.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| RANGELAND (UNMANAGED PASTURE) GRAZING | .00 | 2,661.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| IMPACTS FROM ABANDONED MINE LANDS (INACTIVE) | 30.80 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SITE CLEARANCE (LAND DEVELOPMENT OR REDEVELOPMENT) | 30.70 | 8,405.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| AQUACULTURE | 144.12 | 7,455.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| CONSTRUCTION | 30.70 | 105,305.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SILVICULTURE | .00 | 2,656.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| IRRIGATED CROP PRODUCTION | 721.57 | 108,657.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SURFACE MINING | .00 | 520.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SUBSURFACE MINING | .00 | 2,815.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| ANIMAL FEEDING OPERATIONS (NPS) | .00 | 1,317.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| INTENSIVE ANIMAL FEEDING OPERATIONS | .00 | 102,485.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| CROP PRODUCTION (CROP LAND OR DRY LAND) | 721.57 | 109,211.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| MUNICIPAL (URBANIZED HIGH DENSITY AREA) | 84.79 | 99,334.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| AGRICULTURE | 2,163.90 | 33,820.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| MINE TAILINGS | 30.80 | 1,394.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| CHANNELIZATION | .00 | 266.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| MANAGED PASTURE GRAZING | .00 | 4,103.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| MAJOR MUNICIPAL POINT SOURCE | 30.70 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| FLOW ALTERATIONS FROM WATER DIVERSIONS | 28.10 | 1,457.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| PASTURE GRAZING - RIPARIAN AND/OR UPLAND | .00 | 132,465.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| NATURAL SOURCES | 1,289.91 | 19,033.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SEPTAGE DISPOSAL | .00 | 22,617.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| COMBINED SEWER OVERFLOWS | .00 | 1,394.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| PASTURE GRAZING - RIPARIAN | .00 | 3,942.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| MUNICIPAL POINT SOURCE DISCHARGES | 129.69 | 99,968.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SILVICULTURE PLANTATION MANAGEMENT | .00 | 1,248.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| GRAZING IN RIPARIAN OR SHORELINE ZONES | 117.10 | 2,709.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| LIVESTOCK (GRAZING OR FEEDING OPERATIONS) | 571.82 | 143,760.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| ABOVE GROUND STORAGE TANK LEAKS (TANK FARMS) | .00 | 96,900.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| PETROLEUM/NATURAL GAS PRODUCTION ACTIVITIES (PERMITTED) | 119.43 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| ON-SITE TREATMENT SYSTEMS (SEPTIC SYSTEMS AND SIMILAR DECENTRALIZED SYSTEMS) | .00 | 2,874.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SOURCE UNKNOWN | 364.05 | 111,544.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| HYDROMODIFICATION | 966.34 | 3,121.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| PASTURE GRAZING - UPLAND | .00 | 2,548.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| INDUSTRIAL POINT SOURCE DISCHARGE | 103.79 | 99,715.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| OFF-FARM ANIMAL HOLDING/MANAGEMENT AREA | .00 | 3,028.00 | .00 | .00 | .00 | .00 | .00 | .00 |
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