Charles Mill Lake lake and shoreline

Charles Mill Lake Water Level

Officially Charles Mill Lake (Black Fork)

Ohio

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Charles Mill Lake

The latest available reading shows Charles Mill Lake is currently 0.5 feet above full pool, with a water-surface elevation of 997.5 feet.

997.51 ft · Updated 3 days ago · U.S. Army Corps of Engineers

Current level

997.51ft

+0.51 ft vs full pool

Status unavailable

Vs full pool

Since last reading

Down 0.03 ft

Previous readingSep 20997.54 ft

7-day change

Up 0.36 ft

7-day trend: Rising

8 daily readings in the last 7 days

30-day change

Up 0.08 ft

31 daily readings in the last 30 days

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Water Level History

Current
997.51 ft
24h
-0.03 ft
7d
+0.36 ft
30d
+0.08 ft

Elevation (ft) NGVD29 · MSL

Reference line is designed full pool.

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Lake Level Context

Level remains above the full pool

Charles Mill Lake is currently 997.51 ft, 0.51 ft above its full pool. The lake has risen 0.36 ft over the past 7 days and 0.08 ft over the past 30 days.

Charles Mill Lake Level Details

Reference elevations, recent daily readings, data sources, and answers to common questions.

Conditions & Reference

Level status

0.51 ft above full pool

Current level
997.51 ft
Full pool
997 ft
DatumElevation referenced to National Geodetic Vertical Datum of 1929.
NGVD29
Elevation reference
MSL
Source
USACE

Reference levels

  • Full pool997 ft

Daily level summary

DateLevelChange
Sep 21, 2026997.51-0.03
Sep 20, 2026997.54-0.03
Sep 19, 2026997.57+0.01
Sep 18, 2026997.56+0.05
Sep 17, 2026997.51+0.18
Sep 16, 2026997.33+0.16
Sep 15, 2026997.17+0.02

Common questions about Charles Mill Lake’s water level

  • The current water level at Charles Mill Lake is 997.51 ft (updated 3 days ago). You can track the Charles Mill Lake lake level on the interactive chart and daily history above.

  • Full pool for Charles Mill Lake is 997 ft — the normal conservation target elevation when the reservoir is at its designed summer or operating pool.

  • The current 7-day trend for the Charles Mill Lake lake level is rising — rising about 0.36 ft over the past week. See the history chart above for the full picture.

  • Based on the latest gauge reading, Charles Mill Lake is currently 0.51 ft above full pool.

Lake level glossary

Definitions for pool targets, datums, and how elevation readings are labeled.

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