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LakeQuality

H.S. Truman Res. Nr. Dam Lake vs Pomme de Terre L. Lake

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

Pomme de Terre L. Lake has a higher water quality grade (C, Fair) than H.S. Truman Res. Nr. Dam Lake (C, Fair). Both are in Wisconsin.

Both H.S. Truman Res. Nr. Dam Lake and Pomme de Terre L. Lake sit in Missouri. 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. The grades are close: H.S. Truman Res. Nr. Dam Lake (C) and Pomme de Terre L. Lake (C) 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.

C

H.S. Truman Res. Nr. Dam Lake

Benton County, Wisconsin

Murky, only visible to about 3.8 ft.

C

Pomme de Terre L. Lake

Hickory County, Wisconsin

Murky, only visible to about 4.8 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.

MetricH.S. Truman Res. Nr. Dam LakePomme de Terre L. Lake
Overall GradeC (Fair)C (Fair)
Water Clarity3.8 ft4.8 ft
Phosphorus38.7 µg/L25 µg/L
Chlorophyll-a (Algae)18.3 µg/L9.2 µg/L
Maximum Depth--
Surface Area55.6K acres7.8K acres
Public AccessUnknownUnknown
Fish Species00
Trophic Stateeutrophiceutrophic

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

Verdict

Pomme de Terre L. Lake wins on overall water quality with a Grade C versus H.S. Truman Res. Nr. Dam Lake's Grade C. Water clarity: 4.8 ft vs 3.8 ft. For fishing diversity, Pomme de Terre L. Lake also leads with 0 species.