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LakeQuality

Atkinson Lake by Sw 1401 Rd vs Izaak Walton Lake

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

Atkinson Lake by Sw 1401 Rd has a higher water quality grade (D, Poor) than Izaak Walton Lake (F, Very Poor). Both are in Wisconsin.

Both Atkinson Lake by Sw 1401 Rd and Izaak Walton 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: Atkinson Lake by Sw 1401 Rd (D) and Izaak Walton Lake (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.

D

Atkinson Lake by Sw 1401 Rd

St. Clair County, Wisconsin

Very murky, less than 1.6 ft of visibility.

F

Izaak Walton Lake

Vernon County, Wisconsin

Very murky, less than 1.5 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.

MetricAtkinson Lake by Sw 1401 RdIzaak Walton Lake
Overall GradeD (Poor)F (Very Poor)
Water Clarity1.6 ft1.5 ft
Phosphorus63.7 µg/L280 µg/L
Chlorophyll-a (Algae)20.8 µg/L123.1 µg/L
Maximum Depth--
Surface Area355 acres10 acres
Public AccessUnknownUnknown
Fish Species00
Trophic Stateeutrophichypereutrophic

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

Verdict

Atkinson Lake by Sw 1401 Rd wins on overall water quality with a Grade D versus Izaak Walton Lake's Grade F. Water clarity: 1.6 ft vs 1.5 ft. For fishing diversity, Atkinson Lake by Sw 1401 Rd also leads with 0 species.