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Assessment Data for the State of Indiana Year 2006
National Assessment Database
- About this Database
- Assessing Water Quality (Questions and Answers)
- The 2004 National Assessment Database (Fact Sheet)
- Previous National Water Quality Reports
-
Total Assessed Waters of Indiana
-
Assessed Waters of Indiana by Watershed (8 Digit USGS Cataloging Unit)
-
Water Quality by Waterbody Type
- Rivers, Streams, and Creeks
- Lakes, Ponds, and Reservoirs
- Great Lakes Shoreline
- Great Lakes Open Water
-
Causes of Impairment
-
Probable Sources Contributing to Impairment
- Glossary
State of Indiana websites: | State 305(b) Water Quality Assessment Report(s) |
| State Water Quality Program |
Search for a Waterbody within Indiana
Total Assessed Waters for the State of Indiana
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) | Inland Lake Shoreline (Miles) | Great Lakes Connecting Channel (Miles) | ||
| Total Assessed Waters | 19,255.07 | 69,472.00 | .00 | .00 | .00 | .00 | 59.22 | 240.90 | .00 | .00 | |
| Estimated Total Water Size in IN | 35,673.00 | 142,871.00 | Unavailable | Unavailable | Unavailable | Unavailable | 59.22 | Unavailable | Unavailable | Unavailable | |
| Percent of Waters Assessed | 53.98 | 48.63 | Unavailable | Unavailable | Unavailable | Unavailable | 100.00 | Unavailable | Unavailable | Unavailable | |
Assessed Waters of Indiana by Watershed (8 Digit USGS Cataloging Unit)
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) | Inland Lake Shoreline (Miles) | Great Lakes Connecting Channel (Miles) | ||
| AUGLAIZE | 34.57 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| BLUE-SINKING | 526.02 | 85.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| CHICAGO | 18.91 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| DRIFTWOOD | 702.31 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| EEL | 467.84 | 224.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| EEL | 831.62 | 1,400.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| FLATROCK-HAW | 437.58 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| HIGHLAND-PIGEON | 104.48 | 242.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| IROQUOIS | 351.26 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| KANKAKEE | 1,028.53 | 2,673.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| LITTLE CALUMET-GALIEN | 316.41 | 724.00 | .00 | .00 | .00 | .00 | 59.22 | .00 | .00 | .00 | |
| LOWER EAST FORK WHITE | 1,265.68 | 11,099.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| LOWER GREAT MIAMI | 63.88 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| LOWER OHIO-LITTLE PIGEON | 447.12 | 37.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| LOWER WABASH | 255.73 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| LOWER WHITE | 1,098.77 | 1,946.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| MIDDLE OHIO-LAUGHERY | 300.75 | 430.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| MIDDLE WABASH-BUSSERON | 537.28 | 1,596.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| MIDDLE WABASH-DEER | 230.70 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| MIDDLE WABASH-LITTLE VERMILION | 920.16 | 2,060.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| MISSISSINEWA | 217.83 | 3,180.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| MUSCATATUCK | 854.13 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| PATOKA | 666.83 | 8,880.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| SALAMONIE | 54.77 | 11.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| SILVER-LITTLE KENTUCKY | 211.96 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| ST. JOSEPH | 493.84 | 11,982.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| ST. JOSEPH | 238.91 | 2,040.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| ST. MARYS | 258.98 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| SUGAR | 395.97 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| TIPPECANOE | 922.29 | 9,231.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| UPPER EAST FORK WHITE | 631.46 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| UPPER MAUMEE | 119.67 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| UPPER WABASH | 379.93 | 900.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| UPPER WHITE | 1,927.45 | 4,628.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| VERMILION | 23.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| WHITEWATER | 1,206.11 | 5,620.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| WILDCAT | 647.82 | 484.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| 8-digit HUC Name Not Reported | 155.28 | .00 | .00 | .00 | .00 | .00 | .00 | 240.90 | .00 | .00 | |
Indiana 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 |
|---|---|---|---|---|---|
 % Threatened |
|||||
 % Impaired |
|||||
| FULL BODY CONTACT | 11,298.82 | 32.25 | .00 | 67.75 | |
| HUMAN HEALTH AND WILDLIFE | 3,990.32 | .00 | .00 | 100.00 | |
| PUBLIC WATER SUPPLY | 1.00 | .00 | .00 | 100.00 | |
| WARM WATER AQUATIC LIFE | 16,676.31 | 81.83 | .00 | 18.17 | |
Indiana Assessed Waters
Overall Water Quality Attainment for Rivers and Streams
Description of this table
| Attainment Status | Miles | Percent of Assessed |
| Good | 8,165.97 | 42.41 |
| Threatened | .00 | .00 |
| Impaired | 11,089.10 | 57.59 |
| Total Miles Assessed | 19,255.07 | 100.00 |
Indiana Top Causes of Impairments
for Rivers and Streams
Description of this table
| # | State Cause Name | Total Miles Impaired |
|---|---|---|
| 1 | ESCHERICHIA COLI | 7,595.36 |
| 2 | POLYCHLORINATED BIPHENYLS | 3,413.11 |
| 3 | MERCURY | 3,020.14 |
| 4 | CAUSE UNKNOWN | 1,979.68 |
| 5 | NUTRIENT/EUTROPHICATION BIOLOGICAL INDICATORS | 625.00 |
| 6 | OXYGEN, DISSOLVED | 451.78 |
| 7 | TOTAL DISSOLVED SOLIDS | 340.69 |
| 8 | SULFATES | 247.54 |
| 9 | DIOXIN (INCLUDING 2,3,7,8-TCDD) | 154.30 |
| 10 | CHLOROPHYLL-A | 118.09 |
Indiana Top Probable Sources of Impairments
for Rivers and Streams
Description of this table
| # | State Source Name | Total Miles Impaired by Source |
|---|---|---|
| 1 | NON-POINT SOURCE | 6,352.73 |
| 2 | SOURCE UNKNOWN | 4,039.63 |
| 3 | CROP PRODUCTION WITH SUBSURFACE DRAINAGE | 1,492.08 |
| 4 | LIVESTOCK (GRAZING OR FEEDING OPERATIONS) | 1,464.06 |
| 5 | PERMITTED RUNOFF FROM CONFINED ANIMAL FEEDING OPERATIONS (CAFOS) | 1,203.37 |
| 6 | PACKAGE PLANT OR OTHER PERMITTED SMALL FLOWS DISCHARGES | 898.52 |
| 7 | ON-SITE TREATMENT SYSTEMS (SEPTIC SYSTEMS AND SIMILAR DECENCENTRALIZED SYSTEMS) | 777.25 |
| 8 | LOSS OF RIPARIAN HABITAT | 575.71 |
| 9 | IMPERVIOUS SURFACE/PARKING LOT RUNOFF | 453.10 |
| 10 | IMPACTS FROM HYDROSTRUCTURE FLOW REGULATION/MODIFICATION | 401.74 |
Indiana 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 |
|---|---|---|---|---|---|
| % Threatened |
|||||
| % Impaired |
|||||
| FULL BODY CONTACT | 23,888.00 | 95.88 | .00 | 4.12 | |
| HUMAN HEALTH AND WILDLIFE | 48,474.00 | .00 | .00 | 100.00 | |
| PUBLIC WATER SUPPLY | 16,615.00 | 1.38 | .00 | 98.62 | |
| WARM WATER AQUATIC LIFE | 10,315.00 | 35.77 | .00 | 64.23 | |
Indiana Assessed Waters
Overall Water Quality Attainment for Lakes, Ponds and Reservoirs
Description of this table
| Attainment Status | Acres | Percent of Assessed |
| Good | 2,496.00 | 3.59 |
| Threatened | .00 | .00 |
| Impaired | 66,976.00 | 96.41 |
| Total Acres Assessed | 69,472.00 | 100.00 |
Indiana Top Causes of Impairments
for Lakes, Ponds and Reservoirs
Description of this table
| # | State Cause Name | Total Acres Impaired |
|---|---|---|
| 1 | MERCURY | 39,773.00 |
| 2 | POLYCHLORINATED BIPHENYLS | 18,299.00 |
| 3 | CHLOROPHYLL-A | 16,385.00 |
| 4 | TASTE AND ODOR | 16,385.00 |
| 5 | CAUSE UNKNOWN | 6,520.00 |
| 6 | TEMPERATURE, WATER | 1,556.00 |
| 7 | ESCHERICHIA COLI | 983.00 |
| 8 | PH | 105.00 |
Indiana Top Probable Sources of Impairments
for Lakes, Ponds and Reservoirs
Description of this table
| # | State Source Name | Total Acres Impaired by Source |
|---|---|---|
| 1 | SOURCE UNKNOWN | 65,254.00 |
| 2 | INDUSTRIAL POINT SOURCE DISCHARGE | 1,556.00 |
| 3 | NON-POINT SOURCE | 953.00 |
| 4 | ACID MINE DRAINAGE | 105.00 |
| 5 | COMBINED SEWER OVERFLOWS | 30.00 |
| 6 | AGRICULTURE | 30.00 |
| 7 | IMPERVIOUS SURFACE/PARKING LOT RUNOFF | 30.00 |
Indiana 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 |
|||||
| FULL BODY CONTACT | 59.22 | 2.35 | .00 | 97.65 | |
| HUMAN HEALTH AND WILDLIFE | 59.22 | .00 | .00 | 100.00 | |
| PUBLIC WATER SUPPLY | 33.44 | 100.00 | .00 | .00 | |
| WARM WATER AQUATIC LIFE | 59.22 | 97.65 | .00 | 2.35 | |
Indiana Assessed Waters
Overall Water Quality Attainment for Great Lakes Shoreline
Description of this table
| Attainment Status | Miles | Percent of Assessed |
| Good | .00 | .00 |
| Threatened | .00 | .00 |
| Impaired | 59.22 | 100.00 |
| Total Miles Assessed | 59.22 | 100.00 |
Indiana Top Causes of Impairments
for Great Lakes Shoreline
Description of this table
| # | State Cause Name | Total Miles Impaired |
|---|---|---|
| 1 | POLYCHLORINATED BIPHENYLS | 59.22 |
| 2 | MERCURY | 59.22 |
| 3 | ESCHERICHIA COLI | 57.83 |
| 4 | CYANIDE | 1.39 |
Indiana Top Probable Sources of Impairments
for Great Lakes Shoreline
Description of this table
| # | State Source Name | Total Miles Impaired by Source |
|---|---|---|
| 1 | SOURCE UNKNOWN | 59.22 |
| 2 | ON-SITE TREATMENT SYSTEMS (SEPTIC SYSTEMS AND SIMILAR DECENCENTRALIZED SYSTEMS) | 18.49 |
| 3 | ILLICIT CONNECTIONS/HOOK-UPS TO STORM SEWERS | 18.49 |
| 4 | NON-POINT SOURCE | 5.90 |
Indiana Assessed Waters
Individual Use Support for Great Lakes Open Water
Description of this table
| State Designated Use | Total Square Miles Assessed | Percent Good | Percent Threatened | Percent Impaired | % Good |
|---|---|---|---|---|---|
| % Threatened |
|||||
| % Impaired |
|||||
| HUMAN HEALTH AND WILDLIFE | 240.90 | .00 | .00 | 100.00 | |
Indiana Assessed Waters
Overall Water Quality Attainment for Great Lakes Open Water
Description of this table
| Attainment Status | Square Miles | Percent of Assessed |
| Good | .00 | .00 |
| Threatened | .00 | .00 |
| Impaired | 240.90 | 100.00 |
| Total Square Miles Assessed | 240.90 | 100.00 |
Indiana Top Causes of Impairments
for Great Lakes Open Water
No Causes of Impairment Reported.
Indiana Top Probable Sources of Impairments
for Great Lakes Open Water
No Probable Sources Reported.
Indiana
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 (Square Miles) | Inland Lake Shoreline (Miles) | Great Lakes Connecting Channel (Miles) | ||
| AMMONIA (UN-IONIZED) | 36.57 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| ATRAZINE | 6.54 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| CADMIUM | 16.85 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| CAUSE UNKNOWN | 1,979.68 | 6,520.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| CHLORIDE | 61.08 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| CHLOROPHYLL-A | 118.09 | 16,385.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| COPPER | 13.48 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| CYANIDE | 68.53 | .00 | .00 | .00 | .00 | .00 | 1.39 | .00 | .00 | .00 | |
| DIOXIN (INCLUDING 2,3,7,8-TCDD) | 154.30 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| ESCHERICHIA COLI | 7,595.36 | 983.00 | .00 | .00 | .00 | .00 | 57.83 | .00 | .00 | .00 | |
| HEXACHLOROCYCLOHEXANE (MIXTURE) | 53.64 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| LEAD | 95.17 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| LOW FLOW ALTERATIONS | 57.49 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| MERCURY | 3,020.14 | 39,773.00 | .00 | .00 | .00 | .00 | 59.22 | .00 | .00 | .00 | |
| NICKEL | 12.85 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| NUTRIENT/EUTROPHICATION BIOLOGICAL INDICATORS | 625.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| OIL AND GREASE | 11.22 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| ORGANIC ENRICHMENT (SEWAGE) BIOLOGICAL INDICATORS | 41.09 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| OXYGEN, DISSOLVED | 451.78 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| PH | 66.26 | 105.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| PHYSICAL SUBSTRATE HABITAT ALTERATIONS | 92.48 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| POLYCHLORINATED BIPHENYLS | 3,413.11 | 18,299.00 | .00 | .00 | .00 | .00 | 59.22 | .00 | .00 | .00 | |
| POLYCYCLIC AROMATIC HYDROCARBONS (PAHS) (AQUATIC ECOSYSTEMS) | 21.77 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| SEDIMENTATION/SILTATION | 116.15 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| SULFATES | 247.54 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| TASTE AND ODOR | .00 | 16,385.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| TEMPERATURE, WATER | 9.91 | 1,556.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| TOTAL DISSOLVED SOLIDS | 340.69 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| ZINC | 31.22 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
Indiana
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) | Inland Lake Shoreline (Miles) | Great Lakes Connecting Channel (Miles) | ||
| ACID MINE DRAINAGE | 148.72 | 105.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| AGRICULTURE | 316.08 | 30.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| CHANNELIZATION | 177.20 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| COMBINED SEWER OVERFLOWS | 397.39 | 30.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| CONTAMINATED GROUNDWATER | 9.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| CONTAMINATED SEDIMENTS | 172.76 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| CROP PRODUCTION WITH SUBSURFACE DRAINAGE | 1,492.08 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| DAM CONSTRUCTION (OTHER THAN UPSTREAM FLOOD CONTROL PROJECTS) | 15.50 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| DISCHARGES FROM BIOSOLIDS (SLUDGE) STORAGE, APPLICATION OR DISPOSAL | 3.02 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| DREDGE MINING | 57.45 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| HIGHWAYS, ROADS, BRIDGES, INFRASTURCTURE (NEW CONSTRUCTION) | 2.12 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| HISTORIC BOTTOM DEPOSITS (NOT SEDIMENT) | 18.41 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| ILLEGAL DUMPS OR OTHER INAPPROPRIATE WASTE DISPOSAL | 54.40 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| ILLICIT CONNECTIONS/HOOK-UPS TO STORM SEWERS | 172.96 | .00 | .00 | .00 | .00 | .00 | 18.49 | .00 | .00 | .00 | |
| IMPACTS FROM ABANDONED MINE LANDS (INACTIVE) | 24.10 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| IMPACTS FROM HYDROSTRUCTURE FLOW REGULATION/MODIFICATION | 401.74 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| IMPERVIOUS SURFACE/PARKING LOT RUNOFF | 453.10 | 30.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| INDUSTRIAL POINT SOURCE DISCHARGE | 349.52 | 1,556.00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| LANDFILLS | 7.39 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| LIVESTOCK (GRAZING OR FEEDING OPERATIONS) | 1,464.06 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| LOSS OF RIPARIAN HABITAT | 575.71 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| MANAGED PASTURE GRAZING | 27.59 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| NATURAL SOURCES | 111.23 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| NON-POINT SOURCE | 6,352.73 | 953.00 | .00 | .00 | .00 | .00 | 5.90 | .00 | .00 | .00 | |
| ON-SITE TREATMENT SYSTEMS (SEPTIC SYSTEMS AND SIMILAR DECENCENTRALIZED SYSTEMS) | 777.25 | .00 | .00 | .00 | .00 | .00 | 18.49 | .00 | .00 | .00 | |
| PACKAGE PLANT OR OTHER PERMITTED SMALL FLOWS DISCHARGES | 898.52 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| PERMITTED RUNOFF FROM CONFINED ANIMAL FEEDING OPERATIONS (CAFOS) | 1,203.37 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| POST-DEVELOPMENT EROSION AND SEDIMENTATION | 13.26 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| RCRA HAZARDOUS WASTE SITES | 3.40 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| RECLAMATION OF INACTIVE MINING | 100.02 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| SANITARY SEWER OVERFLOWS (COLLECTION SYSTEM FAILURES) | 4.09 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| SITE CLEARANCE (LAND DEVELOPMENT OR REDEVELOPMENT) | 2.12 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| SOURCE UNKNOWN | 4,039.63 | 65,254.00 | .00 | .00 | .00 | .00 | 59.22 | .00 | .00 | .00 | |
| STREAMBANK MODIFICATIONS/DESTABLIZATION | 330.85 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
| UPSTREAM IMPOUNDMENTS (E.G., PL-566 NRCS STRUCTURES) | 1.20 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | |
