Action Stage
6 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.
What Floods at Each Level
7 ft
A significant portion of the Copenhaver Trail is flooded. Some minor inundation of downstream tidal areas is possible due to freshwater intrusion.
6 ft
Water begins to cover low spots on the Copenhaver Trail alongside Foster Branch.
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 |
|---|---|---|
| Sep 1, 2021 | 5.27 ft | — |
| Sep 23, 2021 | 4.52 ft | — |
| Jul 21, 2018 | 4.43 ft | 316 cfs |
About This Gauge
Get Flood Alerts for Foster Branch
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 Foster Branch near Joppatowne?
The Foster Branch near Joppatowne gauge is maintained by USGS (site 01585075) 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 Foster Branch near Joppatowne?
This gauge has NWS-defined flood categories. Check the flood stages section above for current thresholds.
How do I get alerts when Foster Branch rises?
Download StormCast free on Google Play, go to River Gauges, and add Foster Branch near Joppatowne 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 Foster Branch near Joppatowne gauge located?
The gauge is located in Harford County, Maryland at coordinates 39.4086°N, 76.3428°W. USGS site number: 01585075. 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.