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LakeQuality

East Lake Osceola vs Lake Ahquabi

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

East Lake Osceola and Lake Ahquabi both received the same overall water quality grade of F (Very Poor). Both are in Wisconsin.

East Lake Osceola and Lake Ahquabi are both in Iowa — 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: East Lake Osceola (F) and Lake Ahquabi (F) 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.

F

East Lake Osceola

Clarke County, Wisconsin

Very murky, less than 1.2 ft of visibility.

F

Lake Ahquabi

Warren County, Wisconsin

Very murky, less than 1.8 ft of visibility.

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.

MetricEast Lake OsceolaLake Ahquabi
Overall GradeF (Very Poor)F (Very Poor)
Water Clarity1.2 ft1.8 ft
PhosphorusNo dataNo data
Chlorophyll-a (Algae)81.6 µg/L42.1 µg/L
Maximum Depth--
Surface Area13 acres113 acres
Public AccessUnknownUnknown
Fish Species00
Trophic Statehypereutrophiceutrophic

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

Verdict

Both lakes earn the same Grade F. The tiebreakers come down to clarity (East Lake Osceola: 1.2 ft, Lake Ahquabi: 1.8 ft) and what you want from the lake. East Lake Osceola matches its peer on species count.