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LakeQuality

Henry Sever Lake vs Lake of the Oaks

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

Lake of the Oaks has a higher water quality grade (C, Fair) than Henry Sever Lake (D, Poor). Both are in Wisconsin.

Both Henry Sever Lake and Lake of the Oaks 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. These two are within a letter of each other on the rubric — Henry Sever Lake (D) versus Lake of the Oaks (C). The deciding factors for a recreational visitor are likely physical (depth, access, fish species) rather than water-quality differences.

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.

D

Henry Sever Lake

Knox County, Wisconsin

Very murky, less than 2.1 ft of visibility.

C

Lake of the Oaks

Clark 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.

MetricHenry Sever LakeLake of the Oaks
Overall GradeD (Poor)C (Fair)
Water Clarity2.1 ftNo data
Phosphorus58 µg/L47 µg/L
Chlorophyll-a (Algae)25.4 µg/LNo data
Maximum Depth--
Surface Area160 acres65 acres
Public AccessUnknownUnknown
Fish Species00
Trophic Stateeutrophiceutrophic

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

Verdict

Lake of the Oaks wins on overall water quality with a Grade C versus Henry Sever Lake's Grade D. For fishing diversity, Lake of the Oaks also leads with 0 species.