Major Flood
20 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
18 ft
Minor Flood
14 ft
Action Stage
12 ft
What Floods at Each Level
20 ft
Robinhood Road and Post Road begin to flood, with several other roads also flooded. Homes are flooded in the area.
18 ft
Oak Street begins to flood. Water is in nearby homes, and completely covers the US 40 bridge.
15.5 ft
Water begins to approach homes on Van Street.
14 ft
Water begins to cover a portion of US Highway 40.
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 |
|---|---|---|
| Apr 29, 2014 | 11.62 ft | 3,360 cfs |
| Sep 23, 2021 | 10 ft | 2,620 cfs |
| Aug 28, 2011 | 9.12 ft | — |
About This Gauge
Get Flood Alerts for Swan Creek
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 Swan Creek at Swan Creek?
The Swan Creek at Swan Creek gauge is maintained by USGS (site 01580700) 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 Swan Creek at Swan Creek?
The NWS-defined flood stage for Swan Creek at Swan Creek is 14 feet. Action stage begins at 12 feet. Moderate flooding starts at 18 feet, and major flooding at 20 feet.
How do I get alerts when Swan Creek rises?
Download StormCast free on Google Play, go to River Gauges, and add Swan Creek at Swan Creek to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Swan Creek at Swan Creek gauge located?
The gauge is located in Harford County, Maryland at coordinates 39.5225°N, 76.1425°W. USGS site number: 01580700. 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.