Cleanest Lakes in Iron County, Utah
Nla Lake in Iron County leads the rankings with a water quality grade of B and 6.6 ft of clarity. Below are the top 3 cleanest monitored lakes in Iron County, Utah, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Nla Lake | Iron | B | 6.6 ft | - | 9.6 µg/L |
| 2 | Newcastle Reservoir Midway | Iron | D | 9.2 ft | - | 46 µg/L |
| 3 | Newcastle Reservoir | Iron | D | 9.5 ft | - | 89 µg/L |