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Beaver Dam Lake has a higher water quality grade (B, Good) than Rice Lake (C, Fair). Both are in Barron County, Wisconsin.

Reviewed by LakeQuality Editorial Team · Updated

Both Beaver Dam Lake and Rice 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: Beaver Dam Lake (B) and Rice Lake (C) are within one letter of each other on our A–F scale. 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.

B

Beaver Dam Lake

Barron County, Wisconsin

Good clarity, visible to about 11 ft.

C

Rice Lake

Barron County, Wisconsin

Murky, only visible to about 4.1 ft.

Side-by-Side Metrics

MetricBeaver Dam LakeRice Lake
Overall GradeB (Good) BetterC (Fair)
Water Clarity11 ft Better4.1 ft
Phosphorus12.9 µg/L Better31.5 µg/L
Chlorophyll-a (Algae)No dataNo data
Maximum Depth106 ft Better19 ft
Surface Area1,163 acres859 acres
Public AccessYesYes
Fish Species6 Better5
Trophic Statemesotrophiceutrophic

A green ✓ marks the better value for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better). Surface area and trophic state carry no tick — a bigger lake is not a better lake.

Verdict

Beaver Dam Lake wins on overall water quality with a Grade B versus Rice Lake's Grade C. Water clarity: 11 ft vs 4.1 ft. For fishing diversity, Beaver Dam Lake also leads with 6 species.

Source: EPA National Aquatic Resource Surveys, 2026.