Skip to main content
LakeQuality

Henrietta Lake vs School Section Lake

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

School Section Lake has a higher water quality grade (C, Fair) than Henrietta Lake (D, Poor). Both are in Waukesha County, Wisconsin.

Both Henrietta Lake and School Section Lake sit in Wisconsin. 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 — Henrietta Lake (D) versus School Section Lake (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

Henrietta Lake

Waukesha County, Wisconsin

Murky, only visible to about 4.5 ft.

C

School Section Lake

Waukesha County, Wisconsin

Murky, only visible to about 6.2 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.

MetricHenrietta LakeSchool Section Lake
Overall GradeD (Poor)C (Fair)
Water Clarity4.5 ft6.2 ft
PhosphorusNo data26.2 µg/L
Chlorophyll-a (Algae)No dataNo data
Maximum Depth--
Surface Area68 acres117 acres
Public AccessUnknownUnknown
Fish Species00
Trophic Stateeutrophiceutrophic

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

Verdict

School Section Lake wins on overall water quality with a Grade C versus Henrietta Lake's Grade D. Water clarity: 6.2 ft vs 4.5 ft. For fishing diversity, School Section Lake also leads with 0 species.