East Twin Lake
Montmorency County, WisconsinLimited DataMesotrophic
East Twin Lake is a mesotrophic lake in Montmorency County, MI. Water quality is graded C based on 1 sampling years through 2022. The lake supports 7 documented fish species including Johnny darter, Largemouth bass, and Mimic shiner. Compared to the 5 other monitored lakes in Montmorency County, East Twin Lake ranks #6 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2022-09-07. Grade methodology: LakeGrade methodology.
Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Moderate clarity, visible to about 9 ft. Trophic State Index: 45.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 9 ft | C |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 45 | 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 East Twin Lake (14-day solunar calendar)
→ Is it safe to eat fish from East Twin Lake? (mercury & PFAS guide)
→ East Twin Lake fishing regulations (limits, seasons, special rules)
Location
County Ranking
Ranked #6 of 6 lakes in Montmorency County
Cleaner Lakes Within 30 Miles
East Twin Lake holds Grade C. 4 nearby lakes hold higher grades.
- ABig Bear Lake East Basin; Charlton Township T29n R1w. Section 1Otsego County · 5.8 mi · Two grade letters higher (C → A)
- AAvery Lake North Basin; T29nr2eMontmorency County · 7.6 mi · Two grade letters higher (C → A)
- AEast Twin Lake South Central Basin; Albert TownshipMontmorency County · 0.3 mi · Two grade letters higher (C → A)
- AWest Twin Lake East Basin; Albert TownshipMontmorency County · 1.4 mi · Two grade letters higher (C → A)
Nearby Lakes in Montmorency 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
Oakland 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: 2022-09-07
Monitoring stations: 1