Impaired Water - Roy Creek (Roy Creek)
Green Lake County, Wisconsin
UF07
148200
0.00 - 7.18
7.18
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
Roy Creek was placed on the Impaired Waters List for sediment and degraded habitat in the 2002 cycle. Roy Creek was evaluated every two-year cycle from 2014 to 2024; phosphorus levels were too high. Phosphorus was added to the Impaired Waters List in the 2014 cycle. This water is covered by the Upper Fox & Wolf River Basins TMDL, approved by the US EPA on February 27, 2020.
Listing Details
Pollutant
Total Phosphorus
Listed For
Fish and Aquatic Life
Impairments
Degraded Biological Community
Current Use
Unsupported Aquatic Life
Listing Status
TMDL Approved
Attainable Use
LFF - Limited Forage Fishery
Priority
Not Applicable
Designated Use
LFF - Limited Forage Fishery
303(d) ID
2014-31
Listing Date
4/1/2014
Impaired Water Notes
This water was assessed during the 2014 listing cycle; total phosphorus sample data exceed 2014 WisCALM listing criteria for the Fish and Aquatic Life use, however, available biological data do not indicate impairment (i.e. no macroinvertebrate or fish Index of Biotic Integrity (IBI) scored in the "poor" condition category).
Date
1/20/2014

Impaired Water Notes
This water was assessed during the 2016 listing cycle; total phosphorus sample data exceed 2016 WisCALM listing criteria for the Fish and Aquatic Life use, however, available biological data do not indicate impairment (i.e. no macroinvertebrate or fish Index of Biotic Integrity (IBI) scored in the "poor" condition category).
Date
9/28/2015

Impaired Water Notes
This water was assessed during the 2018 listing cycle; new total phosphorus and fish sample data exceed 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).
Date
5/26/2017

Impaired Water Notes
This water was assessed during the 2020 listing cycles; new total phosphorus and fish sample data exceed 2020 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 temperature sample data were clearly below 2020 WisCALM listing thresholds for the Fish and Aquatic Life use.
Date
6/14/2019

Impaired Water Notes
This water is covered by the Upper Fox & Wolf River Basins TMDL, approved by the US EPA on February 27, 2020.
Date
3/4/2020

Impaired Water Notes
This water was assessed during the 2022 listing cycles; new total phosphorus and fish sample data exceed 2022 WisCALM listing criteria for the Fish and Aquatic Life use.
Date
5/24/2021

 
Pollutant
Sediment/Total Suspended Solids
Listed For
Fish and Aquatic Life
Impairments
Degraded Habitat
Current Use
Unsupported Aquatic Life
Listing Status
TMDL Approved
Attainable Use
LFF - Limited Forage Fishery
Priority
Not Applicable
Designated Use
LFF - Limited Forage Fishery
303(d) ID
668
Listing Date
4/1/2002
Impaired Water Notes
No previous data for Roy and Dakin exist but Ted Johnson is collecting insect and habitat data fall, 2010.
Date
10/24/2009

Impaired Water Notes
This water is covered by the Upper Fox & Wolf River Basins TMDL, approved by the US EPA on February 27, 2020.
Date
3/4/2020