Is Charles Mill Reservoir Safe for Swimming?
Charles Mill Reservoir in Ashland County, Ohio has limited nutrient and algae sampling on record. A water-quality reading is not a swimming clearance. The state water agency and county health departments post current advisories; check them before you swim.. Water clarity: 0.9 ft visibility. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Water Clarity (Secchi Depth) | 0.9 ft |
| Location | Ashland County, Ohio |
How does Charles Mill Reservoir compare?
Charles Mill Reservoir does not have enough recent summer sampling to compare with the Ohio state average.
Water clarity (Secchi depth) sits at 0.9 feet. That signals heavy algae or sediment, often tied to high phosphorus from runoff.
Stays via Stay22
Where to stay near Charles Mill Reservoir
Compare cabins, hotels, and vacation rentals near Charles Mill Reservoir in Ashland County, Ohio. Live availability and prices for your nights. Switch the map to Satellite to see how close each stay is to the water.
Top-rated places to stay near Charles Mill Reservoir
Prices for Oct 23–25, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a trip to Charles Mill Reservoir?
Get lake water-quality updates plus the best cabin & lodging deals near Charles Mill Reservoir — straight to your inbox. No spam, unsubscribe anytime.
Watch Charles Mill Reservoir water quality
Get an email when the clarity or algae readings change. Unsubscribe anytime.