| Lake Mendota | James Madison Park Beach | 0.00 | 0.36 | 805400 | Inland Beach | Dane | E. coli | NA | Water Delisted | Delisted 2016 |
| Lake Mendota | Marshall Park Beach | 0.00 | 0.22 | 805400 | Inland Beach | Dane | E. coli | NA | Water Delisted | Delisted 2016 |
| Yahara River | Yahara River | 42.70 | 47.02 | 798300 | River | Dane | Total Phosphorus | Impairment Unknown | 303d Listed | Medium |
| Lake Mendota | Mendota County Park Beach | 0.00 | 0.02 | 805400 | Inland Beach | Dane | E. coli | Recreational Restrictions - Pathogens | 303d Listed | Low |
| Unnamed | Unnamed Trib to Pheasant Br. | 0.00 | 4.98 | 5035724 | River | Dane | Total Phosphorus | High Phosphorus Levels | 303d Listed | Low |
| UNNAMED | Mendota County Park Beach | | | -1 | Inland Beach | Dane | E. coli | Recreational Restrictions - Pathogens | 303d Listed | Low |
| Lake Mendota | Gov Nelson State Park Beach, Lake Mendota | 0.00 | 0.08 | 805400 | Inland Beach | Dane | E. coli | Recreational Restrictions - Pathogens | 303d Listed | Low |
| Sixmile Creek | Six Mile Creek | 8.50 | 12.08 | 805500 | River | Dane | Total Phosphorus | High Phosphorus Levels | 303d Listed | Low |
| Lake Mendota | Tenny Park Beach, Lake Mendota | 0.00 | 0.10 | 805400 | Inland Beach | Dane | E. coli | Recreational Restrictions - Pathogens | 303d Listed | Low |
| Lake Mendota | Spring Harbor Beach | 0.00 | 0.10 | 805400 | Inland Beach | Dane | E. coli | Recreational Restrictions - Pathogens | 303d Listed | Low |
| Tiedemans Pond | Tiedemans Pond | | | 783740 | Lake | Dane | Total Phosphorus | Excess Algal Growth, Eutrophication | 303d Listed | Low |
| Sixmile Creek | Six Mile Creek | 0.00 | 8.50 | 805500 | River | Dane | Total Phosphorus | High Phosphorus Levels | 303d Listed | Low |
| Dorn Creek | Spring (Dorn) Creek | 0.00 | 1.00 | 805600 | River | Dane | Total Phosphorus | Degraded Biological Community | 303d Listed | Low |
| Dorn Creek | Spring (Dorn) Creek | 1.00 | 6.46 | 805600 | River | Dane | Sediment/Total Suspended Solids | Elevated Water Temperature | TMDL Approved | Not Applicable |
| Dorn Creek | Spring (Dorn) Creek | 1.00 | 6.46 | 805600 | River | Dane | Total Phosphorus | Impairment Unknown | 303d Listed | Low |
| Dorn Creek | Spring (Dorn) Creek | 1.00 | 6.46 | 805600 | River | Dane | E. coli | Recreational Restrictions - Pathogens | 303d Listed | Low |
| Pheasant Branch | Pheasant Branch | 0.00 | 1.00 | 805900 | River | Dane | Chloride | Chronic Aquatic Toxicity | 303d Listed | Low |
| Pheasant Branch | Pheasant Branch | 0.00 | 1.00 | 805900 | River | Dane | Total Phosphorus | Low DO | TMDL Approved | Not Applicable |
| Pheasant Branch | Pheasant Branch | 0.00 | 1.00 | 805900 | River | Dane | Sediment/Total Suspended Solids | Degraded Habitat | TMDL Approved | Not Applicable |
| Pheasant Branch | Pheasant Branch | 1.00 | 9.09 | 805900 | River | Dane | Chloride | Acute Aquatic Toxicity, Chronic Aquatic Toxicity | 303d Listed | Low |
| Pheasant Branch | Pheasant Branch | 1.00 | 9.09 | 805900 | River | Dane | Total Phosphorus | Degraded Biological Community, Low DO | TMDL Approved | Not Applicable |
| Pheasant Branch | Pheasant Branch | 1.00 | 9.09 | 805900 | River | Dane | Sediment/Total Suspended Solids | Degraded Habitat | TMDL Approved | Not Applicable |
| Lake Mendota | Mendota Lake | | | 805400 | Lake | Dane | Total Phosphorus | High Phosphorus Levels, Excess Algal Growth | TMDL Approved | Not Applicable |
| Lake Mendota | Mendota Lake | | | 805400 | Lake | Dane | PCBs | NA | Pollutant Removed | Delisted 2022 |