How Clean Is Houghton Lake?
Houghton Lake is among the cleanest lakes in Michigan. Its nutrient and algae readings come from EPA monitoring data. Water clarity (Secchi depth): 5 ft. Phosphorus: 14 µg/L. Chlorophyll-a (algae): 2 µg/L. Trophic State Index: 45.
Cleanliness Snapshot
| Metric | Houghton Lake | Michigan avg |
|---|---|---|
| Water Clarity (Secchi) | 5 ft | — |
| Phosphorus | 14 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 2 µg/L | <10 = clean |
| Trophic State Index | 45 | <50 = clean |
How does Houghton Lake compare?
Houghton Lake's readings match or beat the Michigan state average. It ranks #3 of 3 lakes in Roscommon County on nutrient and algae readings. Multi-year monitoring data shows water quality is improving based on 2 years of records.
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