Trapper'S Lake
Alger County, WisconsinMesotrophic
Trapper'S Lake is a mesotrophic lake in Alger County, MI. Water quality is graded B based on 2 sampling years through 2024. Compared to the 12 other monitored lakes in Alger County, Trapper'S Lake ranks #8 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2024-08-21. Grade methodology: LakeGrade methodology.
Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Moderate clarity, visible to about 7.5 ft. Phosphorus level: 9.2 µg/L. Trophic State Index: 42.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 7.5 ft | C |
| Phosphorus | 9.2 µg/L | A |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 42 | Mesotrophic |
Moderate nutrients, good water quality
Location
County Ranking
Ranked #8 of 13 lakes in Alger County
Cleaner Lakes Within 30 Miles
Trapper'S Lake holds Grade B. One nearby lake has a higher grade.
See full comparison →Nearby Lakes in Alger County
More Wisconsin Lake Rankings
Other Grade B Lakes in Wisconsin
Lapeer County · Clarity: 9.5 ft
Livingston County · Clarity: 13 ft
Manistee County · Clarity: 11 ft
Lake County · Clarity: 14 ft
Cass County · Clarity: 10.5 ft
Genesee County · Clarity: 10 ft
Mesotrophic Lakes in Wisconsin
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2024-08-21
Monitoring stations: 1