Patapsco River near Catonsville, MD
Is Patapsco River near Catonsville, MD flooding right now?
Patapsco River near Catonsville, MD measured 10.15 ft on 2026-09-11 01:30:00 UTC. That observation was 9.8 ft below its 20 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
10.15 ft
Streamflow
37 cfs
Minor flooding here begins at 20 ft. The highest crest on record was 27.15 ft on Sun, May 27, 2018.
Streamflow outlook
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 18 ft | 7.8 ft below |
| Minor flood | 20 ft | 9.8 ft below |
| Moderate flood | 25 ft | 14.8 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 27.15 ft | 2018-05-27 |
| 27.14 ft | 2016-07-31 |
| 25.17 ft | 2011-09-07 |
| 23.83 ft | 2014-04-30 |
| 22.17 ft | 2018-06-04 |
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Patapsco River near Elkridge, MD | 2.7 mi | Howard County |
| Dead Run near Catonsville, MD | 3.3 mi | Baltimore County |
| East Branch Herbert Run at Arbutus, MD | 3.9 mi | Baltimore County |
| Patapsco River at Hollofield, MD | 4.4 mi | Baltimore County |
| Dead Run at Woodlawn, MD | 4.6 mi | Baltimore County |
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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.