Cleanest Lakes in Cass County, Michigan
Birch Lake Central Basin; Porter Township in Cass County leads the rankings with a water quality grade of A and 13 ft of clarity. Below are the top 5 cleanest monitored lakes in Cass County, Michigan, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Birch Lake Central Basin; Porter Township | Cass | A | 13 ft | - | 2.6 µg/L |
| 2 | Long Lake South Central Basin | Cass | B | 10.5 ft | - | 5.6 µg/L |
| 3 | Eagle Lake West Central Basin; Ontwa Township | Cass | B | 6.3 ft | - | 4.7 µg/L |
| 4 | Christiana Lake Central Basin; Ontwa Township | Cass | B | 7 ft | - | 8.4 µg/L |
| 5 | Juno Lake Central Basin; Mason Township | Cass | C | 7 ft | - | 11.5 µg/L |