RIVER GAUGE · MONOCACY RIVER
Monocacy River at Monocacy Blvd. in Frederick
Frederick County, Maryland
Water level1.45 ft
Flow49 cfs
Last readingSep 16, 2026, 4:15 PM UTC (last recorded)
Action15.5 ft
Minor flood17.8 ft
Moderate flood20.2 ft
Major flood23.5 ft
The past week
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Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Sep 2, 2021 | 25.86 ft | 29,239 cfs |
| Oct 30, 2012 | 25.56 ft | 27,819 cfs |
| Dec 11, 2003 | 24.68 ft | 26,500 cfs |
More on Monocacy River
UpstreamMonocacy River at Bridgeport
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