East Branch Herbert Run at Arbutus
Maryland — Water Level & Flood Stage
Located in Baltimore County, Maryland on the East Branch Herbert Run. Live water level data from USGS gauge 01589100, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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Flood Stages
Major Flood
12 ft
Moderate Flood
9 ft
Minor Flood
7 ft
Action Stage
5 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
12 ft
Widespread flooding is occurring with water approaching the intersection of Route 1 and Tom Day Boulevard.
9 ft
Backyards of homes are flooded with water approaching some homes.
8 ft
Water approaches structures along the creek, and approaches the top of the culvert at Sulphur Spring Road.
7 ft
Water covers yards near Tom Day Boulevard.
6 ft
Water begins to flow over the retaining wall just downstream of Tom Day Boulevard.
5.7 ft
Water overflows the right bank.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Aug 25, 1999 | 13.25 ft | 2,350 cfs |
| Aug 25, 1999 | 13.25 ft | 2,350 cfs |
| Jul 21, 2018 | 10.12 ft | 1,640 cfs |
| Jul 21, 2018 | 10.12 ft | 1,640 cfs |
| Aug 11, 2014 | 9.27 ft | 1,460 cfs |
About This Gauge
USGS Site
NWS LID
EBHM2
River
East Branch Herbert Run
County
Baltimore, MD
Coordinates
39.2403°N, 76.6922°W
Get Flood Alerts for East Branch Herbert Run
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of East Branch Herbert Run at Arbutus?
The East Branch Herbert Run at Arbutus gauge is maintained by USGS (site 01589100) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for East Branch Herbert Run at Arbutus?
The NWS-defined flood stage for East Branch Herbert Run at Arbutus is 7 feet. Action stage begins at 5 feet. Moderate flooding starts at 9 feet, and major flooding at 12 feet.
How do I get alerts when East Branch Herbert Run rises?
Download StormCast free on Google Play, go to River Gauges, and add East Branch Herbert Run at Arbutus to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.
Where is the East Branch Herbert Run at Arbutus gauge located?
The gauge is located in Baltimore County, Maryland at coordinates 39.2403°N, 76.6922°W. USGS site number: 01589100. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Stage may be affected by ice.