Safest Lakes to Swim In in Kentucky
5 lakes in Kentucky 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 | Nla Lake | Bell | A | 8.7 ft | 8.5 µg/L | 2.1 µg/L |
| 2 | Nla Lake | Greenup | A | 19.5 ft | 9.9 µg/L | 2.2 µg/L |
| 3 | Nla Lake | Jackson | A | 5.7 ft | 8.9 µg/L | 2.9 µg/L |
| 4 | Nla Lake | Hopkins | A | 8 ft | 11.1 µg/L | 3.4 µg/L |
| 5 | Rough River Lake | Breckinridge | B | 6.4 ft | 23 µg/L | 4 µg/L |