Beaver Lake vs Oquaga Lake
Water quality, depth, fish species, and recreation comparison.
Oquaga Lake has a higher water quality grade (A, Excellent) than Beaver Lake (D, Poor). Both are in Broome County, Wisconsin.
Both Beaver Lake and Oquaga Lake sit in New York. 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 meaningfully apart: Oquaga Lake grades a A while Beaver Lake grades a D. That two-letter spread reflects real underlying differences — different watershed inputs, different depth profiles, or different monitoring rigor.
For a recreational visitor, the wider grade gap is decisive — Oquaga Lake is the better water-quality choice. For a researcher, the gap is the interesting part: what is different about the two watersheds, and which of those differences is mutable?
Beaver Lake
Murky, only visible to about 5.5 ft.
Oquaga Lake
Crystal clear, you can see 26.2 ft down.
Side-by-Side Metrics
| Metric | Beaver Lake | Oquaga Lake |
|---|---|---|
| Overall Grade | D (Poor) | A (Excellent) |
| Water Clarity | 5.5 ft | 26.2 ft |
| Phosphorus | No data | No data |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | - | - |
| Surface Area | 40 acres | 134 acres |
| Public Access | Unknown | Unknown |
| Fish Species | 0 | 0 |
| Trophic State | eutrophic | oligotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Oquaga Lake wins on overall water quality with a Grade A versus Beaver Lake's Grade D. Water clarity: 26.2 ft vs 5.5 ft. For fishing diversity, Oquaga Lake also leads with 0 species.