Monroe Lake
Monroe County, WisconsinLimited DataEutrophic
Monroe Lake is a productive, nutrient-rich eutrophic lake in Monroe County, IN. Water quality is graded D based on 1 sampling years through 2023. Compared to the 6 other monitored lakes in Monroe County, Monroe Lake ranks #5 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2023-07-26. Grade methodology: LakeGrade methodology.
Swimming Safety
Swimming not recommended, poor water quality with high algae risk
Water Quality Grade: D, Poor
Murky, only visible to about 5.7 ft. Trophic State Index: 52.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 5.7 ft | D |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 52 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Location
County Ranking
Ranked #5 of 7 lakes in Monroe County
Cleaner Lakes Within 30 Miles
Monroe Lake holds Grade D. 5 nearby lakes hold higher grades.
- BWwu180 LakeMonroe County · 18.5 mi · Two grade letters higher (D → B)
- BWwu-17 LakeMonroe County · 18.6 mi · Two grade letters higher (D → B)
- BWel-06 LakeBrown County · 10.2 mi · Two grade letters higher (D → B)
- CWel-07 LakeMonroe County · 2 mi · Higher grade (D → C)
- CWwl-01 LakeMonroe County · 11.4 mi · Higher grade (D → C)
Nearby Lakes in Monroe County
More Wisconsin Lake Rankings
Other Grade D Lakes in Wisconsin
Eutrophic Lakes in Wisconsin
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2023-07-26
Monitoring stations: 1