Cleanest Lakes in Union County, North Carolina
Lake Twitty in Union County leads the rankings with a water quality grade of D. Below are the top 3 cleanest monitored lakes in Union County, North Carolina, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Lake Twitty | Union | D | - | 80 µg/L | 49 µg/L |
| 2 | Lake Lee | Union | F | - | 210 µg/L | 90.5 µg/L |
| 3 | Lake Monroe | Union | F | - | 110 µg/L | 62 µg/L |