Nassawango Creek near Snow Hill
Maryland — Water Level & Flood Stage
Located in Worcester County, Maryland on the Nassawango Creek. Live water level data from USGS gauge 01485500, 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
8.5 ft
2,901 cfs
Moderate Flood
7.5 ft
1,607 cfs
Minor Flood
6.5 ft
771 cfs
Action Stage
6 ft
493 cfs
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
12.7 ft
River stage sensor operating limit
8.5 ft
Snow Hill Road, Maryland Highway 12, becomes impassable at Nassawango Creek due to high water over the bridge. Stage of the 50 year flood.
8 ft
Stage of the 25 year flood.
7.5 ft
Numerous road closures due to flooding, including Mount Olive Church Road, Red House Road, Creek Road and Nassawango Road. Shallow flooding begins on Snow Hill Road, Maryland Highway 12, just north of town.
7 ft
Mount Olive Church Road, Red House Road and Creek Road become impassable due to high water. Water begins to flow across Nassawango Road, 1 mile upstream of the Pocomoke River.
6.5 ft
Water begins to flow across Mount Olive Church Road, Red House Road and Creek Road.
6 ft
Water begins to encroach on Mount Olive Church Road, Red House Road and Creek Road.
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 18, 1989 | 9.07 ft | — |
| Aug 18, 1989 | 9.07 ft | — |
| Sep 30, 2016 | 8.95 ft | 3,380 cfs |
| Sep 30, 2016 | 8.95 ft | 3,380 cfs |
| Jan 29, 1998 | 8.13 ft | 2,300 cfs |
About This Gauge
USGS Site
NWS LID
NSWM2
River
Nassawango Creek
County
Worcester, MD
Coordinates
38.2289°N, 75.4714°W
Get Flood Alerts for Nassawango 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 Nassawango Creek near Snow Hill?
The Nassawango Creek near Snow Hill gauge is maintained by USGS (site 01485500) 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 Nassawango Creek near Snow Hill?
The NWS-defined flood stage for Nassawango Creek near Snow Hill is 6.5 feet. Action stage begins at 6 feet. Moderate flooding starts at 7.5 feet, and major flooding at 8.5 feet.
How do I get alerts when Nassawango Creek rises?
Download StormCast free on Google Play, go to River Gauges, and add Nassawango Creek near Snow Hill 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 Nassawango Creek near Snow Hill gauge located?
The gauge is located in Worcester County, Maryland at coordinates 38.2289°N, 75.4714°W. USGS site number: 01485500. 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.