Okauchee Lake Deep Hole Usgs vs Okauchee Lake
Water quality, depth, fish species, and recreation comparison.
Okauchee Lake has a higher water quality grade (A, Excellent) than Okauchee Lake Deep Hole Usgs (B, Good). Both are in Waukesha County, Wisconsin.
Both Okauchee Lake Deep Hole Usgs and Okauchee Lake sit in Wisconsin. 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: Okauchee Lake Deep Hole Usgs (B) and Okauchee Lake (A) 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.
Okauchee Lake Deep Hole Usgs
Moderate clarity, visible to about 7.5 ft.
Okauchee Lake
Good clarity, visible to about 11.5 ft.
Side-by-Side Metrics
| Metric | Okauchee Lake Deep Hole Usgs | Okauchee Lake |
|---|---|---|
| Overall Grade | B (Good) | A (Excellent) |
| Water Clarity | 7.5 ft | 11.5 ft |
| Phosphorus | 23.7 µg/L | 18 µg/L |
| Chlorophyll-a (Algae) | No data | 3.9 µg/L |
| Maximum Depth | 90 ft | 90 ft |
| Surface Area | 1,210 acres | 1,210 acres |
| Public Access | Yes | Yes |
| Fish Species | 6 | 6 |
| Trophic State | mesotrophic | mesotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Okauchee Lake wins on overall water quality with a Grade A versus Okauchee Lake Deep Hole Usgs's Grade B. Water clarity: 11.5 ft vs 7.5 ft. For fishing diversity, Okauchee Lake also leads with 6 species.
Source: EPA National Aquatic Resource Surveys, 2026.