Monocacy River at Bridgeport, MD

Frederick County, Maryland · USGS gauge 01639000 · NWS BDGM2 · Monocacy River flood status · Maryland river levels

Is Monocacy River at Bridgeport, MD flooding right now?

Monocacy River at Bridgeport, MD measured 2.14 ft on 2026-09-11 01:30:00 UTC. That observation was 10.9 ft below its 13 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
2.14 ft
as of 34 min ago
Streamflow
10 cfs
data refreshed 3 min ago

Minor flooding here begins at 13 ft, with major flooding at 25 ft. The highest crest on record was 25.42 ft on Wed, Jun 19, 1996.

Streamflow outlook

NOAA National Water Model forecast, issued 14 hours ago. The NWM models discharge for every river reach in the country, including the many gauges the National Weather Service does not forecast individually. It is a model, not an official NWS river forecast, and it predicts flow rather than water level.

Flood stages at this gauge

CategoryStageCurrent distance
Action11 ft8.9 ft below
Minor flood13 ft10.9 ft below
Moderate flood21 ft18.9 ft below
Major flood25 ft22.9 ft below

New to these numbers? What does flood stage mean? · How to read a river gauge · Why is the river rising?

Highest crests on record

StageDate
25.42 ft1996-06-19
25 ft1933-08-24
24.05 ft1972-06-22
23.18 ft1976-10-09
20.53 ft1943-05-21

Last 7 days

Past 7 days · 2.11–2.53 ft

Nearby gauges

GaugeDistanceCounty
Piney Creek near Taneytown, MD1.5 miCarroll County
Big Pipe Creek at Bruceville, MD4.6 miCarroll County
Hunting Creek at Jimtown, MD10.4 miFrederick County
Sams Creek at Mckinstrys Mill, MD10.8 miCarroll County
Bear Branch near Thurmont, MD11.6 miFrederick County
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast