Impaired Water - Unnamed (Unnamed Ditch to Lk Michigan)
Marinette County, Wisconsin
GB07
3000624
0.00 - 3.53
3.53
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This segment of unnamed stream was evaluated for temperature and biology in 2016 and 2018. Fish communities were found to be in poor health. This water is covered by a restoration plan: Marinette County Lower Peshtigo River Watershed Management Plan (expires 2027).
Listing Details
Pollutant
Unknown Pollutant
Listed For
Fish and Aquatic Life
Impairments
Degraded Biological Community
Current Use
Unsupported Aquatic Life
Listing Status
303d Listed
Attainable Use
Default - Fish and Aquatic Life
Priority
Low
Designated Use
Default - Fish and Aquatic Life
303(d) ID
2018-229
Listing Date
4/1/2018
Impaired Water Notes
This water was assessed during the 2018 listing cycle; new fish sample data exceeded 2018 WisCALM listing criteria for the Fish and Aquatic Life use (i.e. at least one fish Index of Biotic Integrity (IBI) average scored in the poor condition category). New and available macroinvertebrate and temperature sample data were assessed, but did not exceed 2018 WisCALM listing criteria for the Fish and Aquatic Life use (i.e. no macroinvertebrate IBI scored in the "poor" condition category).
Date
8/3/2017

Impaired Water Notes
This stream is covered by the following restoration plan and was classified as Category 5W as a result: Marinette County Lower Peshtigo River Watershed Management Plan (expires 2027).
Date
8/1/2019