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LakeQuality

Geneva Lake vs Lake Beulah Station 2

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

Geneva Lake has a higher water quality grade (A, Excellent) than Lake Beulah Station 2 (A, Excellent). Both are in Walworth County, Wisconsin.

Geneva Lake and Lake Beulah Station 2 are both in Wisconsin — a same-state head-to-head where the comparison comes down to lake-specific differences in depth, watershed, and monitoring history rather than the broader state-level water-quality regime. The grades are close: Geneva Lake (A) and Lake Beulah Station 2 (A) 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.

A

Geneva Lake

Walworth County, Wisconsin

Crystal clear, you can see 20.2 ft down.

A

Lake Beulah Station 2

Walworth County, Wisconsin

Good clarity, visible to about 10.8 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.

MetricGeneva LakeLake Beulah Station 2
Overall GradeA (Excellent)A (Excellent)
Water Clarity20.2 ft10.8 ft
Phosphorus13 µg/L16.5 µg/L
Chlorophyll-a (Algae)No dataNo data
Maximum Depth135 ft58 ft
Surface Area5.4K acres812 acres
Public AccessUnknownUnknown
Fish Species00
Trophic Stateoligotrophicmesotrophic

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

Verdict

Geneva Lake wins on overall water quality with a Grade A versus Lake Beulah Station 2's Grade A. Water clarity: 20.2 ft vs 10.8 ft. For fishing diversity, Geneva Lake also leads with 0 species.