Ocauchee Lake vs Oconomowoc Lake Site
Water quality, depth, fish species, and recreation comparison.
Oconomowoc Lake Site has a higher water quality grade (A, Excellent) than Ocauchee Lake (B, Good). Both are in Waukesha County, Wisconsin.
Both Ocauchee Lake and Oconomowoc Lake Site 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: Ocauchee Lake (B) and Oconomowoc Lake Site (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.
Ocauchee Lake
Murky, only visible to about 6.6 ft.
Oconomowoc Lake Site
Good clarity, visible to about 13 ft.
Side-by-Side Metrics
| Metric | Ocauchee Lake | Oconomowoc Lake Site |
|---|---|---|
| Overall Grade | B (Good) | A (Excellent) |
| Water Clarity | 6.6 ft | 13 ft |
| Phosphorus | 17.5 µg/L | 13.8 µg/L |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | 90 ft | 60 ft |
| Surface Area | 1.2K acres | 818 acres |
| Public Access | Unknown | Unknown |
| Fish Species | 0 | 0 |
| Trophic State | mesotrophic | mesotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Oconomowoc Lake Site wins on overall water quality with a Grade A versus Ocauchee Lake's Grade B. Water clarity: 13 ft vs 6.6 ft. For fishing diversity, Oconomowoc Lake Site also leads with 0 species.