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LakeQuality

Lake Lemon vs Lamb Lake

Water quality, depth, fish species, and recreation comparison.

Lamb Lake has a higher water quality grade (C, Fair) than Lake Lemon (F, Very Poor). Both are in Wisconsin.

Both Lake Lemon and Lamb Lake sit in Indiana. A same-state comparison strips out the state-level water-quality regime as a variable: any grade differences here are about the lakes themselves, not the agencies grading them. Lamb Lake (C) is materially cleaner than Lake Lemon (F). A gap that wide is unlikely to close in a single year of remediation work; it reflects multi-decade differences in the lakes themselves.

For a recreational visitor, the wider grade gap is decisive — Lamb Lake is the better water-quality choice. For a researcher, the gap is the interesting part: what is different about the two watersheds, and which of those differences is mutable?

F

Lake Lemon

Monroe County, Wisconsin

Very murky, less than 2.1 ft of visibility.

C

Lamb Lake

Johnson County, Wisconsin

Moderate clarity, visible to about 7.2 ft.

Side-by-Side Metrics

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

MetricLake LemonLamb Lake
Overall GradeF (Very Poor)C (Fair)
Water Clarity2.1 ft7.2 ft
PhosphorusNo dataNo data
Chlorophyll-a (Algae)No dataNo data
Maximum Depth--
Surface Area1.6K acres56.3 acres
Public AccessUnknownUnknown
Fish Species00
Trophic Stateeutrophicmesotrophic

Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).

Verdict

Lamb Lake wins on overall water quality with a Grade C versus Lake Lemon's Grade F. Water clarity: 7.2 ft vs 2.1 ft. For fishing diversity, Lamb Lake also leads with 0 species.