Safest Lakes to Swim In in Indiana
1 lakes in Indiana qualify as safest for swimming, all hold grade A or B and report chlorophyll-a (algae) under 10 µg/L. Always check local advisories on the day you swim.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Grand Calumet Lagoon Lake | Lake | B | - | 39 µg/L | 3.1 µg/L |