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LakeQuality

Okauchee Lake vs Spring Lake

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

Spring Lake has a higher water quality grade (A, Excellent) than Okauchee Lake (A, Excellent). Both are in Waukesha County, Wisconsin.

Both Okauchee Lake and Spring 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 — Okauchee Lake (A) versus Spring Lake (A). 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.

A

Okauchee Lake

Waukesha County, Wisconsin

Good clarity, visible to about 11.3 ft.

A

Spring Lake

Waukesha 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.

MetricOkauchee LakeSpring Lake
Overall GradeA (Excellent)A (Excellent)
Water Clarity11.3 ftNo data
Phosphorus18 µg/L12.2 µg/L
Chlorophyll-a (Algae)No dataNo data
Maximum Depth--
Surface Area1.2K acres60 acres
Public AccessUnknownUnknown
Fish Species00
Trophic Statemesotrophicmesotrophic

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

Verdict

Spring Lake wins on overall water quality with a Grade A versus Okauchee Lake's Grade A. For fishing diversity, Spring Lake also leads with 0 species.