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LakeQuality

Iowa Lkt Lake vs Lake Iowa

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

Iowa Lkt Lake has a higher water quality grade (D, Poor) than Lake Iowa (F, Very Poor). Both are in Iowa County, Wisconsin.

Both Iowa Lkt Lake and Lake Iowa sit in Iowa. 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: Iowa Lkt Lake (D) and Lake Iowa (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

Iowa Lkt Lake

Iowa County, Wisconsin

Murky, only visible to about 3.7 ft.

F

Lake Iowa

Iowa County, Wisconsin

Very murky, less than 1.9 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.

MetricIowa Lkt LakeLake Iowa
Overall GradeD (Poor)F (Very Poor)
Water Clarity3.7 ft1.9 ft
PhosphorusNo dataNo data
Chlorophyll-a (Algae)No data53.8 µg/L
Maximum Depth--
Surface Area92 acres92 acres
Public AccessUnknownUnknown
Fish Species00
Trophic Stateeutrophiceutrophic

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

Verdict

Iowa Lkt Lake wins on overall water quality with a Grade D versus Lake Iowa's Grade F. Water clarity: 3.7 ft vs 1.9 ft. For fishing diversity, Iowa Lkt Lake also leads with 0 species.