Cleanest Lakes in Coos County, Oregon
Croft Lake in Coos County leads the rankings with a water quality grade of NR. Below are the top 14 cleanest monitored lakes in Coos County, Oregon, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Croft Lake | Coos | NR | - | - | - |
| 2 | Bradley Lake | Coos | NR | - | - | - |
| 3 | Laurel Lake | Coos | NR | - | - | - |
| 4 | Johnson Log Storage and Storing Reservoir | Coos | NR | - | - | - |
| 5 | Lake Merritt | Coos | NR | - | - | - |
| 6 | Upper Pony Creek Reservoir | Coos | NR | - | - | - |
| 7 | Upper Empire Lake | Coos | NR | - | - | - |
| 8 | Horsfall Lake | Coos | NR | - | - | - |
| 9 | Snag Lake | Coos | NR | - | - | - |
| 10 | Tenmile Lake | Coos | NR | - | - | - |
| 11 | Saunders Lake | Coos | NR | - | - | - |
| 12 | Beale Lake | Coos | NR | - | - | - |
| 13 | Sandpoint Lake | Coos | NR | - | - | - |
| 14 | Spirit Lake | Coos | NR | - | - | - |
More Answers for Coos County, Oregon
Get Coos County, Oregon water-quality updates
New grades and algae readings can change this ranking. Unsubscribe anytime.