Cleanest Lakes in Northumberland County, Ontario
Little Lake in Northumberland County leads the rankings with a water quality grade of B and 4.9 ft of clarity. Below are the top 2 cleanest monitored lakes in Northumberland County, Ontario, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Little Lake | Northumberland | B | 4.9 ft | 9.8 µg/L | - |
| 2 | Lake Seymour | Northumberland | C | 5.6 ft | 22.8 µg/L | - |