Oconomowoc Lake Site vs Okauchee Lake-Site No. 2-at Okauchee
Water quality, depth, fish species, and recreation comparison.
Oconomowoc Lake Site has a higher water quality grade (A, Excellent) than Okauchee Lake-Site No. 2-at Okauchee (B, Good). Both are in Waukesha County, Wisconsin.
Oconomowoc Lake Site and Okauchee Lake-Site No. 2-at Okauchee are both in Wisconsin — 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. The grades are close: Oconomowoc Lake Site (A) and Okauchee Lake-Site No. 2-at Okauchee (B) 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.
Oconomowoc Lake Site
Good clarity, visible to about 13 ft.
Okauchee Lake-Site No. 2-at Okauchee
Murky, only visible to about 5.9 ft.
Side-by-Side Metrics
| Metric | Oconomowoc Lake Site | Okauchee Lake-Site No. 2-at Okauchee |
|---|---|---|
| Overall Grade | A (Excellent) | B (Good) |
| Water Clarity | 13 ft | 5.9 ft |
| Phosphorus | 13.8 µg/L | 18 µg/L |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | 60 ft | 90 ft |
| Surface Area | 818 acres | 1.2K 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 Okauchee Lake-Site No. 2-at Okauchee's Grade B. Water clarity: 13 ft vs 5.9 ft. For fishing diversity, Oconomowoc Lake Site also leads with 0 species.