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Assessment Data for the State of Wisconsin Year 2002

National Assessment Database
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Assessing Water Quality (Questions and Answers)

National Water Quality Inventory Report to Congress, 2002 Reporting Cycle

The 2002 National Assessment
Database
(Fact Sheet)

Previous National Water Quality Reports

EnviroMapper for Water

Impaired Water Information
2002 303(d) List Report

Other Water Assessment Information
The most current report available for this state is 2006.
Data are also available for these years: 2004



State of Wisconsin websites:

State 305(b) Water Quality Assessment Report(s)
  State Water Quality Program

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Total Assessed Waters for the State of Wisconsin

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 25,209.66 536,604.60 86.00 .00 .00 .00 .00 .00
Estimated Total Water Size in WI 55,000.00 944,000.00 Unavailable Unavailable Unavailable Unavailable 1,017.00 Unavailable
Percent of Waters Assessed 45.84 56.84 Unavailable Unavailable Unavailable Unavailable .00 Unavailable

Assessed Waters of Wisconsin 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)
0709001 .00 286.00 .00 .00 .00 .00 .00 .00
00712006 8.40 .00 .00 .00 .00 .00 .00 .00
05070007 90.00 .00 .00 .00 .00 .00 .00 .00
07004005 4.90 .00 .00 .00 .00 .00 .00 .00
07009003 4.00 .00 .00 .00 .00 .00 .00 .00
07030000 2.00 .00 .00 .00 .00 .00 .00 .00
07050000 10.00 .00 .00 .00 .00 .00 .00 .00
07070000 4.00 .00 .00 .00 .00 .00 .00 .00
08707001 1.00 .00 .00 .00 .00 .00 .00 .00
09070004 2.00 .00 .00 .00 .00 .00 .00 .00
APPLE-PLUM 139.50 .00 .00 .00 .00 .00 .00 .00
BAD-MONTREAL 808.00 .00 .00 .00 .00 .00 .00 .00
BARABOO 280.55 .00 .00 .00 .00 .00 .00 .00
BEARTRAP-NEMADJI 829.50 .00 .00 .00 .00 .00 .00 .00
BLACK 1,046.10 98.00 .00 .00 .00 .00 .00 .00
BUFFALO-WHITEWATER 8.00 .00 .00 .00 .00 .00 .00 .00
CASTLE ROCK 1,429.30 .00 .00 .00 .00 .00 .00 .00
COON-YELLOW 269.85 .00 .00 .00 .00 .00 .00 .00
CRAWFISH 327.50 161.00 .00 .00 .00 .00 .00 .00
DES PLAINES 62.40 .00 .00 .00 .00 .00 .00 .00
DOOR-KEWAUNEE 163.10 .00 .00 .00 .00 .00 .00 .00
DUCK-PENSAUKEE 321.70 .00 .00 .00 .00 .00 .00 .00
EAU CLAIRE 295.40 .00 .00 .00 .00 .00 .00 .00
FLAMBEAU 297.00 3,045.00 .00 .00 .00 .00 .00 .00
GRANT-LITTLE MAQUOKETA 440.10 .00 .00 .00 .00 .00 .00 .00
JUMP 213.00 .00 .00 .00 .00 .00 .00 .00
KICKAPOO 281.71 .00 .00 .00 .00 .00 .00 .00
KISHWAUKEE 2.50 .00 .00 .00 .00 .00 .00 .00
LA CROSSE-PINE 310.90 7,688.00 .00 .00 .00 .00 .00 .00
LAKE DUBAY 384.40 .00 .00 .00 .00 .00 .00 .00
LAKE WINNEBAGO 128.20 .00 .00 .00 .00 .00 .00 .00
LOWER CHIPPEWA 694.00 .00 .00 .00 .00 .00 .00 .00
LOWER FOX 216.90 .00 .00 .00 .00 .00 .00 .00
LOWER ST. CROIX 818.50 .00 .00 .00 .00 .00 .00 .00
LOWER WISCONSIN 1,262.50 .00 .00 .00 .00 .00 .00 .00
MANITOWOC-SHEBOYGAN 811.20 355.00 .00 .00 .00 .00 .00 .00
MENOMINEE 1,054.00 .00 .00 .00 .00 .00 .00 .00
MILWAUKEE 521.10 .00 .00 .00 .00 .00 .00 .00
NAMEKAGON 539.00 .00 .00 .00 .00 .00 .00 .00
OCONTO 333.50 .00 .00 .00 .00 .00 .00 .00
PECATONICA 635.20 .00 .00 .00 .00 .00 .00 .00
PESHTIGO 751.00 .00 .00 .00 .00 .00 .00 .00
PIKE-ROOT 138.95 .00 .00 .00 .00 .00 .00 .00
RED CEDAR 739.70 4,824.00 .00 .00 .00 .00 .00 .00
RUSH-VERMILLION 166.50 .00 .00 .00 .00 .00 .00 .00
SOUTH FORK FLAMBEAU 180.00 1,468.00 .00 .00 .00 .00 .00 .00
SUGAR 381.50 .00 .00 .00 .00 .00 .00 .00
TREMPEALEAU 756.00 .00 .00 .00 .00 .00 .00 .00
UPPER CHIPPEWA 541.00 3,890.00 .00 .00 .00 .00 .00 .00
UPPER FOX 317.70 .00 .00 .00 .00 .00 .00 .00
UPPER FOX 571.50 .00 .00 .00 .00 .00 .00 .00
UPPER ROCK 944.10 2,105.00 .00 .00 .00 .00 .00 .00
UPPER ST. CROIX 550.00 .00 .00 .00 .00 .00 .00 .00
UPPER WISCONSIN 1,654.70 .00 .00 .00 .00 .00 .00 .00
WOLF 2,235.80 .00 .00 .00 .00 .00 .00 .00
Name Not Reported 230.30 512,684.60 86.00 .00 .00 .00 .00 .00


Wisconsin 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 color.gif% Good
color.gif% Threatened
color.gif% Impaired
Fish, Shellfish, and Wildlife Protection and Propagation Fish, Shellfish, and Wildlife Protection and Propagation 25,054.61 34.48 20.24 45.28 color.gifcolor.gifcolor.gif
Recreation Recreation 1,260.20 50.72 30.09 19.19 color.gifcolor.gifcolor.gif
Aquatic Life Harvesting Aquatic Life Harvesting 3,910.45 19.70 10.28 70.02 color.gifcolor.gifcolor.gif
Exceptional Recreational or Ecological Significance Exceptional Recreational or Ecological Significance 807.00 58.38 24.85 16.78 color.gifcolor.gifcolor.gif
The state assessed 25,209.66 miles of rivers and streams, or 45.84% of 55,000.00 total miles.

Wisconsin Assessed Waters
Water Quality Attainment for Rivers and Streams

Description of this table
Attainment Status Miles Percent of Assessed
Good 7,934.51 31.47
Threatened 5,014.20 19.89
Impaired 12,260.95 48.64
Total Miles Assessed 25,209.66 100.00

Wisconsin Top Causes of Impairments
for Rivers and Streams

Description of this table
# State Cause Name Total
Miles
Impaired
1 OTHER HABITAT ALTERATIONS 8,507.90
2 SEDIMENTATION/SILTATION 6,423.75
3 NUTRIENTS 2,671.95
4 TEMPERATURE, WATER 1,919.55
5 FLOW ALTERATION 1,721.60
6 TURBIDITY 1,598.90
7 PATHOGENS 1,245.05
8 ORGANIC ENRICHMENT/LOW DO 1,241.40
9 FISH MIGRATION INHIBITED 1,133.25
10 METALS 405.20

Wisconsin Top Probable Sources of Impairments
for Rivers and Streams

Description of this table
# State Source Name Total Miles Impaired by Source
1 AGRICULTURE 5,627.30
2 NON POINT SOURCE (UNSPECIFIED) 5,475.95
3 HYDROMODIFICATION 4,230.60
4 LIVESTOCK (GRAZING OR FEEDING OPERATIONS) 3,637.60
5 HABITAT MODIFICATION (OTHER THAN HYDROMODIFICATION) 3,591.15
6 CROP PRODUCTION (CROP LAND OR DRY LAND) 3,355.65
7 STREAMBANK EROSION 3,272.20
8 PASTURE GRAZING - RIPARIAN AND/OR UPLAND 2,736.50
9 INTENSIVE ANIMAL FEEDING OPERATIONS 2,218.15
10 NON-IRRIGATED CROP PRODUCTION 2,168.40

Wisconsin 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 color.gif% Good
color.gif% Threatened
color.gif% Impaired
Fish, Shellfish, and Wildlife Protection and Propagation Fish, Shellfish, and Wildlife Protection and Propagation 536,604.60 35.74 2.57 61.69 color.gifcolor.gifcolor.gif
Recreation Recreation 381,577.00 23.17 4.27 72.56 color.gifcolor.gifcolor.gif
Aquatic Life Harvesting Aquatic Life Harvesting 3,282.20 44.15 2.56 53.29 color.gifcolor.gifcolor.gif
The state assessed 536,604.60 acres of lakes, ponds and reservoirs, or 56.84% of 944,000.00 total acres.

Wisconsin Assessed Waters
Water Quality Attainment for Lakes, Ponds and Reservoirs

Description of this table
Attainment Status Acres Percent of Assessed
Good 183,307.20 34.16
Threatened 13,582.00 2.53
Impaired 339,715.40 63.31
Total Acres Assessed 536,604.60 100.00

Wisconsin Top Causes of Impairments
for Lakes, Ponds and Reservoirs

Description of this table
# State Cause Name Total
Acres
Impaired
1 NUTRIENTS 97,860.00
2 NON-NATIVE FISH/SHELLFISH/ZOOPLANKTON SPECIES 93,873.00
3 SEDIMENTATION/SILTATION 56,382.70
4 TURBIDITY 50,698.00
5 OTHER HABITAT ALTERATIONS 46,071.20
6 CHLOROPHYLL-A 39,922.00
7 ORGANIC ENRICHMENT/LOW DO 31,277.60
8 NON-NATIVE AQUATIC PLANTS 21,795.00
9 FISH MIGRATION INHIBITED 10,996.00
10 MERCURY 7,569.00

Wisconsin Top Probable Sources of Impairments
for Lakes, Ponds and Reservoirs

Description of this table
# State Source Name Total Acres Impaired by Source
1 NON POINT SOURCE (UNSPECIFIED) 71,967.80
2 AGRICULTURE 49,843.20
3 CROP PRODUCTION (CROP LAND OR DRY LAND) 47,989.00
4 HYDROMODIFICATION 37,946.20
5 HABITAT MODIFICATION (OTHER THAN HYDROMODIFICATION) 29,604.20
6 CONSTRUCTION 27,731.00
7 MUNICIPAL (URBANIZED HIGH DENSITY AREA) 23,658.00
8 SITE CLEARANCE (LAND DEVELOPMENT OR REDEVELOPMENT) 21,940.00
9 URBANIZATION 18,940.00
10 STREAMBANK EROSION 17,590.20

Wisconsin 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 color.gif% Good
color.gif% Threatened
color.gif% Impaired
Fish, Shellfish, and Wildlife Protection and Propagation Fish, Shellfish, and Wildlife Protection and Propagation 86.00 100.00 .00 .00 color.gif
The total size of this water type for the state is not currently available.

Wisconsin Assessed Waters
Water Quality Attainment for Bays and Estuaries

Description of this table
Attainment Status Square Miles Percent of Assessed
Good 86.00 100.00
Threatened .00 .00
Impaired .00 .00
Total Square Miles Assessed 86.00 100.00

Wisconsin Top Causes of Impairments
for Bays and Estuaries

No Causes for Impairment Reported.

Wisconsin Top Probable Sources of Impairments
for Bays and Estuaries

No Probable Sources Reported.


Wisconsin

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)
OTHER .00 3,910.00 .00 .00 .00 .00 .00 .00
CAUSE UNKNOWN 41.00 .00 .00 .00 .00 .00 .00 .00
PRIORITY ORGANICS 147.50 .00 .00 .00 .00 .00 .00 .00
FISH MIGRATION INHIBITED 1,133.25 10,996.00 .00 .00 .00 .00 .00 .00
TOTAL SUSPENDED SOLIDS (TSS) 6.00 .00 .00 .00 .00 .00 .00 .00
METALS 405.20 2,161.00 .00 .00 .00 .00 .00 .00
PATHOGENS 1,245.05 .00 .00 .00 .00 .00 .00 .00
UNKNOWN TOXICITY 14.40 .00 .00 .00 .00 .00 .00 .00
AMMONIA (UNIONIZED) - TOXIN 91.20 .00 .00 .00 .00 .00 .00 .00
TEMPERATURE, WATER 1,919.55 .00 .00 .00 .00 .00 .00 .00
TOTAL NITROGEN AS N 47.00 .00 .00 .00 .00 .00 .00 .00
FILLING AND DRAINING 25.90 .00 .00 .00 .00 .00 .00 .00
ODOR THRESHOLD NUMBER 53.00 .00 .00 .00 .00 .00 .00 .00
ORGANIC ENRICHMENT/LOW DO 1,241.40 31,277.60 .00 .00 .00 .00 .00 .00
POLYCHLORINATED BIPHENYLS 299.90 .00 .00 .00 .00 .00 .00 .00
MERCURY .00 7,569.00 .00 .00 .00 .00 .00 .00
TOTAL TOXICS 248.20 7,564.00 .00 .00 .00 .00 .00 .00
NON-NATIVE FISH/SHELLFISH/ZOOPLANKTON SPECIES 90.00 93,873.00 .00 .00 .00 .00 .00 .00
CHLORINE 6.00 87.00 .00 .00 .00 .00 .00 .00
CHLOROPHYLL-A 70.00 39,922.00 .00 .00 .00 .00 .00 .00
FLOW ALTERATION 1,721.60 1,153.00 .00 .00 .00 .00 .00 .00
NONPRIORITY ORGANICS 1.00 .00 .00 .00 .00 .00 .00 .00
NUTRIENTS 2,671.95 97,860.00 .00 .00 .00 .00 .00 .00
SEDIMENTATION/SILTATION 6,423.75 56,382.70 .00 .00 .00 .00 .00 .00
NON-NATIVE AQUATIC PLANTS 307.90 21,795.00 .00 .00 .00 .00 .00 .00
PH 45.10 .00 .00 .00 .00 .00 .00 .00
SALINITY 8.50 .00 .00 .00 .00 .00 .00 .00
FISH KILL 22.70 3,124.00 .00 .00 .00 .00 .00 .00
TURBIDITY 1,598.90 50,698.00 .00 .00 .00 .00 .00 .00
PESTICIDES 244.25 1,043.00 .00 .00 .00 .00 .00 .00
URBAN POLLUTANTS 18.20 .00 .00 .00 .00 .00 .00 .00
OTHER HABITAT ALTERATIONS 8,507.90 46,071.20 .00 .00 .00 .00 .00 .00

Wisconsin

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)
RESOURCE EXTRACTION 140.10 .00 .00 .00 .00 .00 .00 .00
CONTAMINATED SEDIMENTS 118.80 .00 .00 .00 .00 .00 .00 .00
EROSION AND SEDIMENTATION 19.80 26.00 .00 .00 .00 .00 .00 .00
NON-IRRIGATED CROP PRODUCTION 2,168.40 2,072.00 .00 .00 .00 .00 .00 .00
SEWAGE DISCHARGES IN UNSEWERED AREAS .00 8,457.00 .00 .00 .00 .00 .00 .00
FOREST ROADS (ROAD CONSTRUCTION AND USE) 3.30 .00 .00 .00 .00 .00 .00 .00
HABITAT MODIFICATION (OTHER THAN HYDROMODIFICATION) 3,591.15 29,604.20 .00 .00 .00 .00 .00 .00
SANITARY SEWER OVERFLOWS (COLLECTION SYSTEM FAILURES) .00 2,965.00 .00 .00 .00 .00 .00 .00
RECREATION AND TOURISM ACTIVITIES (OTHER THAN BOATING - SEE 7900) 3.70 267.00 .00 .00 .00 .00 .00 .00
OTHER 5.60 .00 .00 .00 .00 .00 .00 .00
BEAVER DAM 959.30 .00 .00 .00 .00 .00 .00 .00
LAND DISPOSAL 111.40 8,627.00 .00 .00 .00 .00 .00 .00
TOTAL RETENTION DOMESTIC SEWAGE LAGOONS 29.00 43.00 .00 .00 .00 .00 .00 .00
SITE CLEARANCE (LAND DEVELOPMENT OR REDEVELOPMENT) 296.20 21,940.00 .00 .00 .00 .00 .00 .00
UPSTREAM IMPOUNDMENTS (E.G., PL-566 NRCS STRUCTURES) 26.55 .00 .00 .00 .00 .00 .00 .00
CRANBERRY PRODUCTION 264.20 .00 .00 .00 .00 .00 .00 .00
LOSS OF RIPARIAN HABITAT 235.35 .00 .00 .00 .00 .00 .00 .00
IRRIGATED CROP PRODUCTION 184.25 .00 .00 .00 .00 .00 .00 .00
INTERNAL NUTRIENT RECYCLING .00 6,633.00 .00 .00 .00 .00 .00 .00
ATMOSPHERIC DEPOSITON - TOXICS 79.20 .00 .00 .00 .00 .00 .00 .00
CONSTRUCTION 523.40 27,731.00 .00 .00 .00 .00 .00 .00
SILVICULTURE 76.30 .00 .00 .00 .00 .00 .00 .00
SUBSURFACE MINING 22.50 .00 .00 .00 .00 .00 .00 .00
NON METALIC MINING 84.60 .00 .00 .00 .00 .00 .00 .00
MAJOR INDUSTRIAL POINT SOURCE 5.10 .00 .00 .00 .00 .00 .00 .00
ANIMAL FEEDING OPERATIONS (NPS) 95.20 10,446.00 .00 .00 .00 .00 .00 .00
INTENSIVE ANIMAL FEEDING OPERATIONS 2,218.15 10,446.00 .00 .00 .00 .00 .00 .00
CROP PRODUCTION (CROP LAND OR DRY LAND) 3,355.65 47,989.00 .00 .00 .00 .00 .00 .00
MUNICIPAL (URBANIZED HIGH DENSITY AREA) 921.10 23,658.00 .00 .00 .00 .00 .00 .00
STREAMBANK MODIFICATIONS/DESTABLIZATION 138.00 2,007.00 .00 .00 .00 .00 .00 .00
SURFACE MINING 9.00 .00 .00 .00 .00 .00 .00 .00
MAJOR MUNICIPAL POINT SOURCE 22.00 .00 .00 .00 .00 .00 .00 .00
FLOW ALTERATIONS FROM WATER DIVERSIONS 22.30 6,576.00 .00 .00 .00 .00 .00 .00
PASTURE GRAZING - RIPARIAN AND/OR UPLAND 2,736.50 .00 .00 .00 .00 .00 .00 .00
LANDFILLS 80.50 .00 .00 .00 .00 .00 .00 .00
AGRICULTURE 5,627.30 49,843.20 .00 .00 .00 .00 .00 .00
MINE TAILINGS 8.00 .00 .00 .00 .00 .00 .00 .00
CHANNELIZATION 675.75 .00 .00 .00 .00 .00 .00 .00
UPLAND EROSION 3.00 .00 .00 .00 .00 .00 .00 .00
PASTURE GRAZING - RIPARIAN 588.00 10,294.20 .00 .00 .00 .00 .00 .00
HIGHWAY/ROAD/BRIDGE CONSTRUCTION 89.60 24.00 .00 .00 .00 .00 .00 .00
DRAINAGE/FILLING/LOSS OF WETLANDS 48.80 .00 .00 .00 .00 .00 .00 .00
MUNICIPAL POINT SOURCE DISCHARGES 1,592.05 30.00 .00 .00 .00 .00 .00 .00
SILVICULTURE PLANTATION MANAGEMENT 73.00 .00 .00 .00 .00 .00 .00 .00
GRAZING IN RIPARIAN OR SHORELINE ZONES 63.90 127.00 .00 .00 .00 .00 .00 .00
LIVESTOCK (GRAZING OR FEEDING OPERATIONS) 3,637.60 12,200.20 .00 .00 .00 .00 .00 .00
HIGHWAY/ROAD/BRIDGE RUNOFF (NON-CONSTRUCTION RELATED) 131.80 .00 .00 .00 .00 .00 .00 .00
FLOODING 598.20 .00 .00 .00 .00 .00 .00 .00
NATURAL SOURCES 1,742.10 .00 .00 .00 .00 .00 .00 .00
SEPTAGE DISPOSAL 30.90 170.00 .00 .00 .00 .00 .00 .00
STREAMBANK EROSION 3,272.20 17,590.20 .00 .00 .00 .00 .00 .00
DAM CONSTRUCTION (OTHER THAN UPSTREAM FLOOD CONTROL PROJECTS) 78.60 8,178.00 .00 .00 .00 .00 .00 .00
URBANIZATION 474.70 18,940.00 .00 .00 .00 .00 .00 .00
GROUNDWATER LOADINGS 145.10 .00 .00 .00 .00 .00 .00 .00
SANITARY SEWER OVERFLOW 10.40 .00 .00 .00 .00 .00 .00 .00
PASTURE GRAZING - UPLAND 23.10 1,779.00 .00 .00 .00 .00 .00 .00
NON POINT SOURCE (UNSPECIFIED) 5,475.95 71,967.80 .00 .00 .00 .00 .00 .00
INDUSTRIAL POINT SOURCE DISCHARGE 1,048.70 .00 .00 .00 .00 .00 .00 .00
OFF-FARM ANIMAL HOLDING/MANAGEMENT AREA 142.40 .00 .00 .00 .00 .00 .00 .00
DREDGING (E.G., FOR NAVIGATION CHANNELS) 202.50 .00 .00 .00 .00 .00 .00 .00
PACKAGE PLANT OR OTHER PERMITTED SMALL FLOWS DISCHARGES 7.00 .00 .00 .00 .00 .00 .00 .00
WATERFOWL 4.00 .00 .00 .00 .00 .00 .00 .00
SOURCE UNKNOWN 82.50 .00 .00 .00 .00 .00 .00 .00
HYDROMODIFICATION 4,230.60 37,946.20 .00 .00 .00 .00 .00 .00
POND CONSTRUCTION 3.70 .00 .00 .00 .00 .00 .00 .00

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