Major Flood
16 ft
Current Water Level
Gage Height
Loading...
Streamflow
Loading...
Last Reading
Loading...
FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
11 ft
Minor Flood
7.5 ft
Action Stage
5 ft
What Floods at Each Level
34 ft
Water covers the Route 28 bridge near Dawsonville.
21 ft
Water reaches the parking lot off Route 28 for Seneca Creek State Park.
16 ft
Numerous roads are flooded near Seneca Creek. The exact roads affected will depend on which portion of the basin received the heaviest rainfall.
14 ft
Water reaches the instrumentation inside the gage house. Automated reports from this location will likely be unavailable above this level.
11 ft
Water from the creek enters the gage house. Reports from this location may become sporadic. Multiple roads are flooded, and water is also reaching the first floor of Old Black Rock Mill.
7.5 ft
Portions of the Seneca Creek Greenway are flooded. A small portion of Berryville Road west of Darnestown begins to flood.
5 ft
Water begins to overflow the banks underneath the route 28 bridge. Users of the seneca creek greenway should seek higher ground at these levels.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
Loading chart data...
Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Jun 21, 1972 | 16.4 ft | 26,100 cfs |
| Sep 11, 1971 | 16.32 ft | 25,900 cfs |
| Sep 8, 2011 | 15.78 ft | 24,400 cfs |
About This Gauge
USGS Site
NWS LID
DAWM2
River
Seneca Creek
County
Montgomery, MD
Coordinates
39.1281°N, 77.3358°W
Get Flood Alerts for Seneca 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 Seneca Creek at Dawsonville?
The Seneca Creek at Dawsonville gauge is maintained by USGS (site 01645000) 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 Seneca Creek at Dawsonville?
The NWS-defined flood stage for Seneca Creek at Dawsonville is 7.5 feet. Action stage begins at 5 feet. Moderate flooding starts at 11 feet, and major flooding at 16 feet.
How do I get alerts when Seneca Creek rises?
Download StormCast free on Google Play, go to River Gauges, and add Seneca Creek at Dawsonville 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 Seneca Creek at Dawsonville gauge located?
The gauge is located in Montgomery County, Maryland at coordinates 39.1281°N, 77.3358°W. USGS site number: 01645000. 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.