Epidote Lake
Keweenaw County, WisconsinLimited DataMesotrophic
Epidote Lake is a mesotrophic lake in Keweenaw County, MI. Water quality is graded C based on 1 sampling years through 2024. The lake supports 6 documented fish species including Blacknose shiner, Golden shiner, and Northern pike. Compared to the 18 other monitored lakes in Keweenaw County, Epidote Lake ranks #18 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2024-08-26. Grade methodology: LakeGrade methodology.
Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Moderate clarity, visible to about 7.2 ft. Trophic State Index: 49.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 7.2 ft | C |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 49 | Mesotrophic |
Moderate nutrients, good water quality
Fish Species
Click a species to see all Wisconsin and Minnesota lakes where it is found.
→ Best fishing times for Epidote Lake (14-day solunar calendar)
→ Is it safe to eat fish from Epidote Lake? (mercury & PFAS guide)
→ Epidote Lake fishing regulations (limits, seasons, special rules)
Location
County Ranking
Ranked #18 of 19 lakes in Keweenaw County
Cleaner Lakes Within 30 Miles
Epidote Lake holds Grade C. 5 nearby lakes hold higher grades.
- ASargent LakeKeweenaw County · 4.1 mi · Two grade letters higher (C → A)
- ALake HarveyKeweenaw County · 8.4 mi · Two grade letters higher (C → A)
- BLake RichieKeweenaw County · 4 mi · Higher grade (C → B)
- BLake GeorgeKeweenaw County · 4 mi · Higher grade (C → B)
- BLake WhittleseyKeweenaw County · 4.1 mi · Higher grade (C → B)
Nearby Lakes in Keweenaw County
More Wisconsin Lake Rankings
Other Grade C Lakes in Wisconsin
Cass County · Clarity: 7 ft
Leelanau County · Clarity: 9.5 ft
Iosco County · Clarity: 5.5 ft
Muskegon County · Clarity: 6.8 ft
Gladwin County · Clarity: 9 ft
Montmorency County · Clarity: 9 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: 2024-08-26
Monitoring stations: 1