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LakeQuality

Forest Lake vs Milan Lake North

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

Forest Lake has a higher water quality grade (B, Good) than Milan Lake North (B, Good). Both are in Wisconsin.

Both Forest Lake and Milan Lake North sit in Missouri. 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. The grades are close: Forest Lake (B) and Milan Lake North (B) are within one letter of each other on the LakeGrade rubric. The per-parameter sub-grades below will show where the small differences actually live.

With grades this close, the choice between the two lakes turns on non-water-quality factors: depth, fish species, public access, distance from home. The per-lake pages below cover all of those.

B

Forest Lake

Adair County, Wisconsin

Murky, only visible to about 4.1 ft.

B

Milan Lake North

Sullivan County, Wisconsin

No clarity data.

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.

MetricForest LakeMilan Lake North
Overall GradeB (Good)B (Good)
Water Clarity4.1 ftNo data
Phosphorus18 µg/L51.8 µg/L
Chlorophyll-a (Algae)4.8 µg/L7.8 µg/L
Maximum Depth--
Surface Area646 acres15 acres
Public AccessUnknownUnknown
Fish Species00
Trophic Statemesotrophiceutrophic

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

Verdict

Forest Lake wins on overall water quality with a Grade B versus Milan Lake North's Grade B. For fishing diversity, Forest Lake also leads with 0 species.