Major Flood
15 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
13 ft
Minor Flood
11 ft
Action Stage
10 ft
What Floods at Each Level
13 ft
Numerous portions of Maryland Route 24 and Saint Clair Bridge Road are flooded, including parking lots in Rocks State Park. At least a couple structures are flooded.
11 ft
Water begins to cover roads and parking lots in Rocks State Park. Water approaches a structure off Walters Mill Road.
10 ft
Overbank flooding is occurring near Jarrettsville, but no impacts are observed.
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 22, 1933 | 17.7 ft | 13,600 cfs |
| Jun 21, 1972 | 17.09 ft | 12,200 cfs |
| Sep 16, 1934 | 15.9 ft | 9,900 cfs |
About This Gauge
USGS Site
NWS LID
RSPM2
River
Deer Creek (MD)
County
Harford, MD
Coordinates
39.6300°N, 76.4033°W
Get Flood Alerts for Deer Creek (MD)
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 Deer Creek (MD) at Rocks State Park?
The Deer Creek (MD) at Rocks State Park gauge is maintained by USGS (site 01580000) 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 Deer Creek (MD) at Rocks State Park?
The NWS-defined flood stage for Deer Creek (MD) at Rocks State Park is 11 feet. Action stage begins at 10 feet. Moderate flooding starts at 13 feet, and major flooding at 15 feet.
How do I get alerts when Deer Creek (MD) rises?
Download StormCast free on Google Play, go to River Gauges, and add Deer Creek (MD) at Rocks State Park 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 Deer Creek (MD) at Rocks State Park gauge located?
The gauge is located in Harford County, Maryland at coordinates 39.6300°N, 76.4033°W. USGS site number: 01580000. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Deer Creek (MD)
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Stage may be affected by ice.