Cleanest Lakes in Clackamas County, Oregon
Deardorff Reservoir in Clackamas County leads the rankings with a water quality grade of NR. Below are the top 9 cleanest monitored lakes in Clackamas County, Oregon, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Deardorff Reservoir | Clackamas | NR | - | - | - |
| 2 | Lake Oswego | Clackamas | NR | - | - | - |
| 3 | Mompano Reservoir | Clackamas | NR | - | - | - |
| 4 | Estacada Lake | Clackamas | NR | - | - | - |
| 5 | Bull Run Lake | Clackamas | NR | - | - | - |
| 6 | Trillium Lake | Clackamas | NR | - | - | - |
| 7 | North Fork Reservoir | Clackamas | NR | - | - | - |
| 8 | Faraday Lake | Clackamas | NR | - | - | - |
| 9 | North Fork Reservoir | Clackamas | NR | - | - | - |
More Answers for Clackamas County, Oregon
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