OhioReservoir, 1,302 acres
Charles Mill Lake water level
Current level
997.11ft above sea level
Reading from Oct 26, 2026
- Past 24 hours
- -0.01ft
- Past 7 days
- -0.03ft
- Past 30 days
- -0.30ft
- Trend
- Steady
Charles Mill Lake was at 997.11 ft on October 26, holding steady over the past week (-0.03 ft).
Last 30 days
Recent daily readings
| Date | Level (ft above sea level) | Change |
|---|---|---|
| Oct 26, 2026 | 997.11 | -0.01 |
| Oct 25, 2026 | 997.12 | -0.02 |
| Oct 24, 2026 | 997.14 | -0.01 |
| Oct 23, 2026 | 997.15 | 0.00 |
| Oct 22, 2026 | 997.15 | 0.00 |
| Oct 21, 2026 | 997.15 | 0.00 |
| Oct 20, 2026 | 997.15 | +0.01 |
| Oct 19, 2026 | 997.14 | +0.01 |
| Oct 18, 2026 | 997.13 | -0.03 |
| Oct 17, 2026 | 997.16 | 0.00 |
| Oct 16, 2026 | 997.16 | +0.01 |
| Oct 15, 2026 | 997.15 | -0.02 |
| Oct 14, 2026 | 997.17 | +0.01 |
| Oct 13, 2026 | 997.16 | +0.01 |
Reading these numbers
Readings are reservoir surface elevations in feet, as published by the U.S. Army Corps of Engineers. Compare them with ramp and dock elevations from the lake operator to judge whether a launch is usable.
Reservoir levels are managed. Operators lower them ahead of flood season, hold them for summer recreation, and draw them down for dam work. When the lake falls well below its usual level, shallow points and stumps start showing up in places that are normally safe.
High water brings its own problems: floating debris after storms, flooded docks and courtesy piers, and no-wake rules near flooded campgrounds. A quick look at the trend before you hitch up saves a wasted trip.
The gauge is about 2 miles from the center of the lake and is listed by USACE as Charles Mill Lake, OH. Wind can pile water up at one end of a big lake for a few hours, so short spikes on a windy day are normal.
Charles Mill Lake water level questions
What is the water level at Charles Mill Lake today?
Charles Mill Lake was at 997.11 ft on October 26, holding steady over the past week (-0.03 ft).
Is Charles Mill Lake rising or falling?
Over the last seven days the level has held roughly steady (-0.03 ft), and it is -0.30 ft compared with 30 days ago.
Where does the Charles Mill Lake water level data come from?
From the U.S. Army Corps of Engineers reading at Charles Mill Lake, OH. The Corps reports pool elevation, usually every hour, and early values can be revised after review.
How often is this page updated?
The page itself is rebuilt every day with the latest daily values, and the current reading refreshes straight from the Corps of Engineers each time you open it.
Nearby lakes
If Charles Mill is blown out, these are the closest alternatives. Tap through for their water levels.