Koronis Lake vs Rice Lake
Water quality, depth, fish species, and recreation comparison.
Koronis Lake has a higher water quality grade (C, Fair) than Rice Lake (D, Poor). Both are in Stearns County, Minnesota.
C
Koronis Lake
Stearns County, Minnesota
Murky, only visible to about 6 ft.
D
Rice Lake
Stearns County, Minnesota
Very murky, less than 2.6 ft of visibility.
Side-by-Side Metrics
| Metric | Koronis Lake | Rice Lake |
|---|---|---|
| Overall Grade | C (Fair) | D (Poor) |
| Water Clarity | 6 ft | 2.6 ft |
| Phosphorus | 26 µg/L | 49 µg/L |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | 132 ft | 41 ft |
| Surface Area | 3.0K acres | 1.5K acres |
| Public Access | Yes | Yes |
| Fish Species | 22 | 21 |
| Trophic State | eutrophic | eutrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Koronis Lake wins on overall water quality with a Grade C versus Rice Lake's Grade D. Water clarity: 6 ft vs 2.6 ft. For fishing diversity, Koronis Lake also leads with 22 species.