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Assessment Data for the State of New York Year 2002
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Impaired Water Information
Other Water Assessment Information
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State of New York websites: | State 305(b) Water Quality Assessment Report(s) |
| State Water Quality Program |
Search for a Waterbody within New York
Total Assessed Waters for the State of New York
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 | 8,642.90 | 379,098.30 | 1,060.40 | 117.50 | .00 | .00 | 436.20 | .00 |
| Estimated Total Water Size in NY | 52,337.00 | 790,782.00 | 1,530.00 | 553.70 | Unavailable | Unavailable | 577.00 | Unavailable |
| Percent of Waters Assessed | 16.51 | 47.94 | 69.31 | 21.22 | Unavailable | Unavailable | 75.60 | Unavailable |
Assessed Waters of New York by Watershed
Description of this tableNew York 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 |  % Good |
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|---|---|---|---|---|---|---|
 % Threatened |
||||||
 % Impaired |
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Fish, Shellfish, and Wildlife Protection and Propagation | 7,928.90 | 88.19 | .00 | 11.81 | |
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Recreation | 1,487.60 | 55.85 | .00 | 44.15 | |
 |
Public Water Supply | 671.30 | 51.59 | .00 | 48.41 | |
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Aquatic Life Harvesting | 755.20 | 16.38 | .00 | 83.62 | |
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Aesthetic Value | 1,901.70 | 82.37 | .00 | 17.63 | |
New York Assessed Waters
Water Quality Attainment for Rivers and Streams
Description of this table
| Attainment Status | Miles | Percent of Assessed |
| Good | 7,415.70 | 85.80 |
| Threatened | .00 | .00 |
| Impaired | 1,227.20 | 14.20 |
| Total Miles Assessed | 8,642.90 | 100.00 |
New York Top Causes of Impairments
for Rivers and Streams
Description of this table
| # | State Cause Name | Total Miles Impaired |
|---|---|---|
| 1 | SEDIMENTATION/SILTATION | 2,990.40 |
| 2 | TEMPERATURE, WATER | 224.00 |
| 3 | D.O./OXYGEN DEMAND | 209.40 |
| 4 | PATHOGENS | 129.80 |
| 5 | OTHER FLOW REGIME ALTERATIONS | 91.20 |
| 6 | DEBRIS/FLOATABLES/TRASH | 79.00 |
| 7 | PH | 48.10 |
| 8 | COLOR | 26.10 |
| 9 | TURBIDITY | 23.70 |
| 10 | UNKNOWN TOXICITY | 20.00 |
New York Top Probable Sources of Impairments
for Rivers and Streams
Description of this table
| # | State Source Name | Total Miles Impaired by Source |
|---|---|---|
| 1 | STREAMBANK MODIFICATIONS/DESTABLIZATION | 2,426.00 |
| 2 | ANIMAL FEEDING OPERATIONS (NPS) | 1,669.50 |
| 3 | SALT STORAGE SITES | 487.60 |
| 4 | WET WEATHER DISCHARGES (POINT SOURCE AND COMBINATION OF STORMWATER, SSO OR CSO) | 442.20 |
| 5 | IMPACTS FROM HYDROSTRUCTURE FLOW REGULATION/MODIFICATION | 242.50 |
| 6 | CHANNELIZATION | 183.10 |
| 7 | CONTAMINATED SEDIMENTS | 178.20 |
| 8 | MUNICIPAL POINT SOURCE DISCHARGES | 171.50 |
| 9 | ATMOSPHERIC DEPOSITON - TOXICS | 159.20 |
| 10 | ON-SITE TREATMENT SYSTEMS (SEPTIC SYSTEMS AND SIMILAR DECENTRALIZED SYSTEMS) | 140.80 |
New York 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 | % Good |
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|---|---|---|---|---|---|---|
| % Threatened |
||||||
| % Impaired |
||||||
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Fish, Shellfish, and Wildlife Protection and Propagation | 124,191.60 | 48.52 | .00 | 51.48 | |
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Recreation | 258,506.80 | 11.53 | .00 | 88.47 | |
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Public Water Supply | 135,348.10 | 39.03 | .00 | 60.97 | |
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Aquatic Life Harvesting | 165,565.20 | .02 | .00 | 99.98 | |
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Aesthetic Value | 274,047.20 | 15.05 | .00 | 84.95 | |
New York Assessed Waters
Water Quality Attainment for Lakes, Ponds and Reservoirs
Description of this table
| Attainment Status | Acres | Percent of Assessed |
| Good | 94,877.60 | 25.03 |
| Threatened | .00 | .00 |
| Impaired | 284,220.70 | 74.97 |
| Total Acres Assessed | 379,098.30 | 100.00 |
New York Top Causes of Impairments
for Lakes, Ponds and Reservoirs
Description of this table
| # | State Cause Name | Total Acres Impaired |
|---|---|---|
| 1 | SEDIMENTATION/SILTATION | 43,963.40 |
| 2 | SALINITY | 36,012.00 |
| 3 | EURASIAN WATER MILFOIL, MYRIOPHYLLUM SPICATUM | 35,003.00 |
| 4 | NON-NATIVE AQUATIC PLANTS | 16,391.00 |
| 5 | PATHOGENS | 13,054.40 |
| 6 | D.O./OXYGEN DEMAND | 11,752.60 |
| 7 | EXCESS ALGAL GROWTH | 8,968.50 |
| 8 | PH | 8,938.20 |
| 9 | DEBRIS/FLOATABLES/TRASH | 1,042.70 |
| 10 | OTHER FLOW REGIME ALTERATIONS | 343.00 |
New York Top Probable Sources of Impairments
for Lakes, Ponds and Reservoirs
Description of this table
| # | State Source Name | Total Acres Impaired by Source |
|---|---|---|
| 1 | CONTAMINATED SEDIMENTS | 113,881.60 |
| 2 | ATMOSPHERIC DEPOSITON - TOXICS | 104,893.60 |
| 3 | ANIMAL FEEDING OPERATIONS (NPS) | 78,554.30 |
| 4 | WET WEATHER DISCHARGES (POINT SOURCE AND COMBINATION OF STORMWATER, SSO OR CSO) | 44,478.20 |
| 5 | STREAMBANK MODIFICATIONS/DESTABLIZATION | 36,447.00 |
| 6 | INDUSTRIAL POINT SOURCE DISCHARGE | 36,012.00 |
| 7 | SALT STORAGE SITES | 28,170.10 |
| 8 | ON-SITE TREATMENT SYSTEMS (SEPTIC SYSTEMS AND SIMILAR DECENTRALIZED SYSTEMS) | 25,509.10 |
| 9 | INTERNAL NUTRIENT RECYCLING | 5,491.10 |
| 10 | SOURCE UNKNOWN | 5,056.00 |
New York Assessed Waters
Individual Use Support for Bays and Estuaries
Description of this table
| State Designated Use | Total Square Miles Assessed | Percent Good | Percent Threatened | Percent Impaired | % Good |
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|---|---|---|---|---|---|---|
| % Threatened |
||||||
| % Impaired |
||||||
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Fish, Shellfish, and Wildlife Protection and Propagation | 510.32 | 26.52 | .00 | 73.48 | |
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Recreation | 376.20 | 19.82 | .00 | 80.18 | |
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Aquatic Life Harvesting | 1,047.73 | 47.39 | .00 | 52.61 | |
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Aesthetic Value | 215.40 | 4.41 | .00 | 95.59 | |
New York Assessed Waters
Water Quality Attainment for Bays and Estuaries
Description of this table
| Attainment Status | Square Miles | Percent of Assessed |
| Good | 506.63 | 47.78 |
| Threatened | .00 | .00 |
| Impaired | 553.78 | 52.22 |
| Total Square Miles Assessed | 1,060.40 | 100.00 |
New York Top Causes of Impairments
for Bays and Estuaries
Description of this table
| # | State Cause Name | Total Square Miles Impaired |
|---|---|---|
| 1 | PATHOGENS | 236.99 |
| 2 | D.O./OXYGEN DEMAND | 131.21 |
| 3 | DEBRIS/FLOATABLES/TRASH | 28.10 |
| 4 | SEDIMENTATION/SILTATION | .41 |
| 5 | OIL AND GREASE | .17 |
New York Top Probable Sources of Impairments
for Bays and Estuaries
Description of this table
| # | State Source Name | Total Square Miles Impaired by Source |
|---|---|---|
| 1 | HYDROSTRUCTURE IMPACTS ON FISH PASSAGE | 661.73 |
| 2 | WET WEATHER DISCHARGES (POINT SOURCE AND COMBINATION OF STORMWATER, SSO OR CSO) | 455.04 |
| 3 | CONTAMINATED SEDIMENTS | 239.22 |
| 4 | COMBINED SEWER OVERFLOWS | 207.68 |
| 5 | ATMOSPHERIC DEPOSITON - TOXICS | 175.29 |
| 6 | MUNICIPAL POINT SOURCE DISCHARGES | 162.83 |
| 7 | OTHER MARINA/BOATING ON-VESSEL DISCHARGES | 85.27 |
| 8 | ANIMAL FEEDING OPERATIONS (NPS) | 19.61 |
| 9 | ON-SITE TREATMENT SYSTEMS (SEPTIC SYSTEMS AND SIMILAR DECENTRALIZED SYSTEMS) | 17.94 |
| 10 | IMPACTS FROM HYDROSTRUCTURE FLOW REGULATION/MODIFICATION | .33 |
New York Assessed Waters
Individual Use Support for Coastal Shorelines
Description of this table
| State Designated Use | Total Miles Assessed | Percent Good | Percent Threatened | Percent Impaired | % Good |
|
|---|---|---|---|---|---|---|
| % Threatened |
||||||
| % Impaired |
||||||
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Fish, Shellfish, and Wildlife Protection and Propagation | 117.50 | 100.00 | .00 | .00 | |
New York Assessed Waters
Water Quality Attainment for Coastal Shorelines
Description of this table
| Attainment Status | Miles | Percent of Assessed |
| Good | 117.50 | 100.00 |
| Threatened | .00 | .00 |
| Impaired | .00 | .00 |
| Total Miles Assessed | 117.50 | 100.00 |
New York Top Causes of Impairments
for Coastal Shorelines
No Causes for Impairment Reported.
New York Top Probable Sources of Impairments
for Coastal Shorelines
No Probable Sources Reported.
New York Assessed Waters
Individual Use Support for Great Lakes Shoreline
Description of this table
| State Designated Use | Total Miles Assessed | Percent Good | Percent Threatened | Percent Impaired | % Good |
|
|---|---|---|---|---|---|---|
| % Threatened |
||||||
| % Impaired |
||||||
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Fish, Shellfish, and Wildlife Protection and Propagation | 27.80 | .00 | .00 | 100.00 | |
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Recreation | 62.30 | 53.77 | .00 | 46.23 | |
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Aquatic Life Harvesting | 394.90 | .00 | .00 | 100.00 | |
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Aesthetic Value | 62.30 | 53.77 | .00 | 46.23 | |
New York Assessed Waters
Water Quality Attainment for Great Lakes Shoreline
Description of this table
| Attainment Status | Miles | Percent of Assessed |
| Good | 33.50 | 7.68 |
| Threatened | .00 | .00 |
| Impaired | 402.70 | 92.32 |
| Total Miles Assessed | 436.20 | 100.00 |
New York Top Causes of Impairments
for Great Lakes Shoreline
Description of this table
| # | State Cause Name | Total Miles Impaired |
|---|---|---|
| 1 | PATHOGENS | 22.00 |
| 2 | EXCESS ALGAL GROWTH | 21.00 |
New York Top Probable Sources of Impairments
for Great Lakes Shoreline
Description of this table
| # | State Source Name | Total Miles Impaired by Source |
|---|---|---|
| 1 | CONTAMINATED SEDIMENTS | 394.90 |
| 2 | WET WEATHER DISCHARGES (POINT SOURCE AND COMBINATION OF STORMWATER, SSO OR CSO) | 21.00 |
| 3 | COMBINED SEWER OVERFLOWS | 21.00 |
| 4 | SOURCE UNKNOWN | 1.00 |
New York
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) | |
| EXCESS ALGAL GROWTH | 1.00 | 8,968.50 | .00 | .00 | .00 | .00 | 21.00 | .00 |
| FISH BARRIERS (FISH PASSAGE) | .50 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| COLOR | 26.10 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| PATHOGENS | 129.80 | 13,054.40 | 236.99 | .00 | .00 | .00 | 22.00 | .00 |
| UNKNOWN TOXICITY | 20.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| NUTRIENT/EUTROPHICATION BIOLOGICAL INDICATORS | .00 | 140.80 | .00 | .00 | .00 | .00 | .00 | .00 |
| TEMPERATURE, WATER | 224.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| DEBRIS/FLOATABLES/TRASH | 79.00 | 1,042.70 | 28.10 | .00 | .00 | .00 | .00 | .00 |
| OIL AND GREASE | 2.00 | .00 | .17 | .00 | .00 | .00 | .00 | .00 |
| OTHER FLOW REGIME ALTERATIONS | 91.20 | 343.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| SEDIMENTATION/SILTATION | 2,990.40 | 43,963.40 | .41 | .00 | .00 | .00 | .00 | .00 |
| NON-NATIVE AQUATIC PLANTS | 5.00 | 16,391.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| PH | 48.10 | 8,938.20 | .00 | .00 | .00 | .00 | .00 | .00 |
| SALINITY | 1.00 | 36,012.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| TURBIDITY | 23.70 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| D.O./OXYGEN DEMAND | 209.40 | 11,752.60 | 131.21 | .00 | .00 | .00 | .00 | .00 |
| EURASIAN WATER MILFOIL, MYRIOPHYLLUM SPICATUM | .00 | 35,003.00 | .00 | .00 | .00 | .00 | .00 | .00 |
New York
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) | |
| SALT STORAGE SITES | 487.60 | 28,170.10 | .00 | .00 | .00 | .00 | .00 | .00 |
| BALLAST WATER RELEASES | .00 | 1,701.80 | .00 | .00 | .00 | .00 | .00 | .00 |
| CONTAMINATED SEDIMENTS | 178.20 | 113,881.60 | 239.22 | .00 | .00 | .00 | 394.90 | .00 |
| ANIMAL SHOWS AND RACETRACKS | .00 | .00 | .18 | .00 | .00 | .00 | .00 | .00 |
| OTHER SPILL RELATED IMPACTS | .00 | .00 | .17 | .00 | .00 | .00 | .00 | .00 |
| WET WEATHER DISCHARGES (POINT SOURCE AND COMBINATION OF STORMWATER, SSO OR CSO) | 442.20 | 44,478.20 | 455.04 | .00 | .00 | .00 | 21.00 | .00 |
| GOLF COURSES | .00 | .00 | .08 | .00 | .00 | .00 | .00 | .00 |
| INTERNAL NUTRIENT RECYCLING | .00 | 5,491.10 | .00 | .00 | .00 | .00 | .00 | .00 |
| ATMOSPHERIC DEPOSITON - TOXICS | 159.20 | 104,893.60 | 175.29 | .00 | .00 | .00 | .00 | .00 |
| OTHER MARINA/BOATING ON-VESSEL DISCHARGES | .00 | .00 | 85.27 | .00 | .00 | .00 | .00 | .00 |
| COMMERICAL DISTRICTS (SHOPPING/OFFICE COMPLEXES) | 2.00 | .00 | .14 | .00 | .00 | .00 | .00 | .00 |
| IMPACTS FROM HYDROSTRUCTURE FLOW REGULATION/MODIFICATION | 242.50 | 586.10 | .33 | .00 | .00 | .00 | .00 | .00 |
| SURFACE MINING | 10.50 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| ANIMAL FEEDING OPERATIONS (NPS) | 1,669.50 | 78,554.30 | 19.61 | .00 | .00 | .00 | .00 | .00 |
| STREAMBANK MODIFICATIONS/DESTABLIZATION | 2,426.00 | 36,447.00 | .02 | .00 | .00 | .00 | .00 | .00 |
| LANDFILLS | 61.70 | 866.20 | .00 | .00 | .00 | .00 | .00 | .00 |
| CHANNELIZATION | 183.10 | 2,415.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| CHANGES IN TIDAL CIRCULATION/FLUSHING | .00 | 19.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| HYDROSTRUCTURE IMPACTS ON FISH PASSAGE | .00 | .00 | 661.73 | .00 | .00 | .00 | .00 | .00 |
| NPS POLLUTION FROM MILITARY BASE FACILITIES (OTHER THAN PORT FACILITIES) | 21.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| COMBINED SEWER OVERFLOWS | 91.40 | 2,944.00 | 207.68 | .00 | .00 | .00 | 21.00 | .00 |
| MUNICIPAL POINT SOURCE DISCHARGES | 171.50 | 1,331.40 | 162.83 | .00 | .00 | .00 | .00 | .00 |
| SILVICULTURE - LARGE SCALE (INDUSTRIAL) UNPERMITTED FORESTRY | 5.70 | 1.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| ON-SITE TREATMENT SYSTEMS (SEPTIC SYSTEMS AND SIMILAR DECENTRALIZED SYSTEMS) | 140.80 | 25,509.10 | 17.94 | .00 | .00 | .00 | .00 | .00 |
| OTHER SOURCE | 17.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| FRESHETTES OR MAJOR FLOODING | .00 | 128.00 | .00 | .00 | .00 | .00 | .00 | .00 |
| COMMERCIAL DISTRICTS (INDUSTRIAL PARKS) | 5.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| CONSTRUCTION STORMWATER DISCHARGE (PERMITTED) | 24.70 | 2,325.30 | .00 | .00 | .00 | .00 | .00 | .00 |
| WATERFOWL | .00 | 2,214.60 | .00 | .00 | .00 | .00 | .00 | .00 |
| SOURCE UNKNOWN | 24.00 | 5,056.00 | .00 | .00 | .00 | .00 | 1.00 | .00 |
| INDUSTRIAL POINT SOURCE DISCHARGE | 32.70 | 36,012.00 | .31 | .00 | .00 | .00 | .00 | .00 |
