| Machickanee Flowage (Stiles) | Machickanee Flowage (Imp) | | | 448200 | Impoundment | Oconto | Mercury | NA | Water Delisted | Delisted 2020 |
| Unnamed | Unnamed Stream | 0.00 | 2.53 | 449600 | River | Oconto | Unknown Pollutant | NA | Water Delisted | Delisted 2018 |
| Unnamed | Unnamed Stream | 0.00 | 0.71 | 453700 | River | Oconto | Unknown Pollutant | Elevated Water Temperature | 303d Listed | Low |
| Little River | Little River | 0.00 | 9.95 | 441300 | River | Oconto | Total Phosphorus | Impairment Unknown | 303d Listed | Low |
| Unnamed | Local Water | 0.00 | 2.57 | 441100 | River | Oconto | Unknown Pollutant | Degraded Biological Community | 303d Listed | Low |
| Oconto River | Oconto River | 30.96 | 35.35 | 440200 | River | Oconto, Shawano | Unknown Pollutant | Elevated Water Temperature | 303d Listed | Low |
| Newton Lake | Newton Lake | | | 450600 | Lake | Oconto | Total Phosphorus | Excess Algal Growth | 303d Listed | Low |
| Green Bay | Green Bay (Gl Shoreline) | 0.00 | 131.20 | 70 | Great Lakes Shoreline | Brown, Door, Kewaunee, Marinette, Oconto | PFOS | PFOS Contaminated Fish Tissue | 303d Listed | Low |
| Green Bay | Green Bay (Gl Shoreline) | 0.00 | 131.20 | 70 | Great Lakes Shoreline | Brown, Door, Kewaunee, Marinette, Oconto | PCBs | PCBs Contaminated Fish Tissue | 303d Listed | Low |
| Oconto River | Oconto River | 9.94 | 14.16 | 440200 | River | Oconto | PFOS | PFOS Contaminated Fish Tissue | 303d Listed | Low |
| Oconto River | Oconto River | 9.94 | 14.16 | 440200 | River | Oconto | Mercury | Mercury Contaminated Fish Tissue | 303d Listed | Low |
| Oconto River | Oconto River | 0.00 | 9.94 | 440200 | River | Oconto | PFOS | PFOS Contaminated Fish Tissue | 303d Listed | Low |
| Oconto River | Oconto River | 0.00 | 9.94 | 440200 | River | Oconto | Mercury | Mercury Contaminated Fish Tissue | 303d Listed | Low |