RIVER GAUGE · MARSH RUN
Marsh Run at Grimes
Washington County, Maryland
Water level1.03 ft
Flow5 cfs
Last readingSep 16, 2026, 4:15 PM UTC (last recorded)
Action4 ft
Minor flood6 ft
Moderate flood7 ft
Major flood10 ft
The past week
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What floods at each level
- 10 ft
Significant flooding is occurring, with homes, buildings, and roads flooded.
- 7 ft
Water covers the bridge on Sprecher Road near the camp entrance, and also covers the bridges upstream on Sprecher Road and Bakersville Road.
- 6 ft
Lowlands and fields on both sides of the river flood.
- 4 ft
Water begins to overflow the banks downstream of the gage, but there is no impact.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Feb 11, 1985 | 4.45 ft | 459 cfs |
| Feb 25, 1979 | 4.41 ft | 450 cfs |
| Sep 3, 2003 | 4.1 ft | 384 cfs |
Get an alert when Marsh Run rises
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