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LakeQuality

Mccormack Lake vs Ripley County Lake

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

Mccormack Lake has a higher water quality grade (A, Excellent) than Ripley County Lake (B, Good). Both are in Wisconsin.

Mccormack Lake and Ripley County Lake are both in Missouri — 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. These two are within a letter of each other on the rubric — Mccormack Lake (A) versus Ripley County Lake (B). The deciding factors for a recreational visitor are likely physical (depth, access, fish species) rather than water-quality differences.

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.

A

Mccormack Lake

Oregon County, Wisconsin

Good clarity, visible to about 11.7 ft.

B

Ripley County Lake

Ripley County, Wisconsin

Murky, only visible to about 6.6 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.

MetricMccormack LakeRipley County Lake
Overall GradeA (Excellent)B (Good)
Water Clarity11.7 ft6.6 ft
Phosphorus6 µg/L11 µg/L
Chlorophyll-a (Algae)3 µg/L2.6 µg/L
Maximum Depth--
Surface Area10 acres20 acres
Public AccessUnknownUnknown
Fish Species00
Trophic Stateoligotrophicmesotrophic

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

Verdict

Mccormack Lake wins on overall water quality with a Grade A versus Ripley County Lake's Grade B. Water clarity: 11.7 ft vs 6.6 ft. For fishing diversity, Mccormack Lake also leads with 0 species.