Monocle Lake
Chippewa County, WisconsinLimited DataOligotrophic
Monocle Lake is a cold, clear oligotrophic lake in Chippewa County, MI. Water quality is graded A based on 1 sampling years through 2023. The lake supports 13 documented fish species including Brown bullhead, Johnny darter, and Lake herring. Compared to the 17 other monitored lakes in Chippewa County, Monocle Lake ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2023-09-18. Grade methodology: LakeGrade methodology.
Swimming Safety
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A, Excellent
Crystal clear, you can see 16 ft down. Trophic State Index: 37.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 16 ft | A |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 37 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Fish Species
Click a species to see all Wisconsin and Minnesota lakes where it is found.
→ Best fishing times for Monocle Lake (14-day solunar calendar)
→ Is it safe to eat fish from Monocle Lake? (mercury & PFAS guide)
→ Monocle Lake fishing regulations (limits, seasons, special rules)
Location
County Ranking
Ranked #3 of 18 lakes in Chippewa County
Nearby Lakes in Chippewa County
More Wisconsin Lake Rankings
Other Grade A Lakes in Wisconsin
Mecosta County · Clarity: 12.8 ft
Benzie County · Clarity: 13.5 ft
Clare County · Clarity: 15 ft
Kalkaska County · Clarity: 16 ft
Gogebic County · Clarity: 18 ft
Iron County · Clarity: 16 ft
Oligotrophic Lakes in Wisconsin
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2023-09-18
Monitoring stations: 1