Is the Monocacy River flooding?
The Monocacy River is tracked by 4 USGS streamgauges in Maryland. This page compares each gauge’s live water level against its official National Weather Service flood stage, refreshed every 15 minutes, so you can tell whether the Monocacy River is running normal, rising toward flood stage, or already flooding. 3 of 4 gauges have both a usable water-level reading and a published minor flood stage. Gauges without a published flood stage show water level and flow only. For nearby rivers, see all Maryland river levels.
River facts
The longest-running gauge on this river is Monocacy River at Jug Bridge near Frederick, MD. The highest level ever recorded there was 35.90 ft on 23 June 1972, carrying 81,600 cfs. Peak records there go back to 1889 (97 annual peaks). It is currently at 1.55 ft, 34.4 ft below that record.
| Gauge | Status | Stage | Flood stage | Updated |
|---|---|---|---|---|
| Monocacy River at Bridgeport, MD | No flooding | 2.14 ft | 13 ft | |
| Monocacy River at Monocacy Blvd at Frederick, MD | No flooding | 1.54 ft | 17.8 ft | |
| Monocacy River at Jug Bridge near Frederick, MD | No flooding | 1.55 ft | 15 ft | |
| Monocacy River near Dickerson, MD | No flood stage defined | 1.38 ft | — |