How Clean Is Charles Mill Reservoir?
Charles Mill Reservoir does not have enough monitoring data to describe. It does not have enough recent summer sampling for a nutrient or algae figure. That means the measurements are missing, not that the water is poor. Everything the monitoring record does contain is below. Water clarity (Secchi depth): 0.9 ft. Trophic State Index: 79.
Cleanliness Snapshot
| Metric | Charles Mill Reservoir | Ohio avg |
|---|---|---|
| Water Clarity (Secchi) | 0.9 ft | — |
| Trophic State Index | 79 | <50 = clean |
How does Charles Mill Reservoir compare?
Charles Mill Reservoir has too little recent summer sampling to compare, so it is not compared with the Ohio state average. Multi-year monitoring data shows water quality is improving based on 2 years of records.
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