RIVER GAUGE · PATAPSCO RIVER
Patapsco River near Catonsville
Baltimore County, Maryland
Water level10.13 ft
Flow35 cfs
Last readingSep 16, 2026, 4:30 PM UTC (last recorded)
Action18 ft
Minor flood20 ft
Moderate flood25 ft
The past week
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What floods at each level
- 25 ft
Significant flooding is occurring along the river.
- 20 ft
River Road begins to flood.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| May 27, 2018 | 27.15 ft | 23,000 cfs |
| Jul 30, 2016 | 27.14 ft | 28,394 cfs |
| Sep 7, 2011 | 25.17 ft | -9,999 cfs |
More on Patapsco River
UpstreamPatapsco River at Ellicott City
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