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LakeQuality

Wpa-04 Lake vs Wwl-10 Lake

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

Wpa-04 Lake has a higher water quality grade (C, Fair) than Wwl-10 Lake (F, Very Poor). Both are in Wisconsin.

Wpa-04 Lake and Wwl-10 Lake are both in Indiana — 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. Wpa-04 Lake (C) is materially cleaner than Wwl-10 Lake (F). A gap that wide is unlikely to close in a single year of remediation work; it reflects multi-decade differences in the lakes themselves.

For a recreational visitor, the wider grade gap is decisive — Wpa-04 Lake is the better water-quality choice. For a researcher, the gap is the interesting part: what is different about the two watersheds, and which of those differences is mutable?

C

Wpa-04 Lake

Dubois County, Wisconsin

Very murky, less than 1.5 ft of visibility.

F

Wwl-10 Lake

Pike 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.

MetricWpa-04 LakeWwl-10 Lake
Overall GradeC (Fair)F (Very Poor)
Water Clarity1.5 ft1.8 ft
PhosphorusNo dataNo data
Chlorophyll-a (Algae)5.3 µg/L53.9 µg/L
Maximum Depth--
Surface Area180 acres90 acres
Public AccessUnknownUnknown
Fish Species00
Trophic Stateeutrophiceutrophic

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

Verdict

Wpa-04 Lake wins on overall water quality with a Grade C versus Wwl-10 Lake's Grade F. Water clarity: 1.5 ft vs 1.8 ft. For fishing diversity, Wpa-04 Lake also leads with 0 species.