Major Flood
7.1 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
6.1 ft
Minor Flood
5.1 ft
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Oct 28, 2012 | 7.73 ft | — |
| Nov 7, 2012 | 4.14 ft | — |
About This Gauge
USGS Site
NWS LID
TERN6
River
Shelter Island Sound
County
Suffolk, NY
Coordinates
41.0441°N, 72.3169°W
Get Flood Alerts for Shelter Island Sound
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 Shelter Island Sound at Shelter Island (IN MLLW)?
The Shelter Island Sound at Shelter Island (IN MLLW) gauge is maintained by USGS (site 01304650) 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 Shelter Island Sound at Shelter Island (IN MLLW)?
The NWS-defined flood stage for Shelter Island Sound at Shelter Island (IN MLLW) is 5.1 feet. Action stage begins at N/A feet. Moderate flooding starts at 6.1 feet, and major flooding at 7.1 feet.
How do I get alerts when Shelter Island Sound rises?
Download StormCast free on Google Play, go to River Gauges, and add Shelter Island Sound at Shelter Island (IN MLLW) 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 Shelter Island Sound at Shelter Island (IN MLLW) gauge located?
The gauge is located in Suffolk County, New York at coordinates 41.0441°N, 72.3169°W. USGS site number: 01304650. 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