Jamaica Bay at Inwood (IN MLLW)
New York — Water Level & Flood Stage
Located in Nassau County, New York on the Jamaica Bay. Live water level data from USGS gauge 01311850, 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
9.3 ft
Moderate Flood
8.5 ft
Minor Flood
7.8 ft
Action Stage
7.2 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Oct 28, 2012 | 11.65 ft | — |
| Oct 28, 2012 | 11.65 ft | — |
About This Gauge
Get Flood Alerts for Jamaica Bay
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 Jamaica Bay at Inwood (IN MLLW)?
The Jamaica Bay at Inwood (IN MLLW) gauge is maintained by USGS (site 01311850) 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 Jamaica Bay at Inwood (IN MLLW)?
The NWS-defined flood stage for Jamaica Bay at Inwood (IN MLLW) is 7.8 feet. Action stage begins at 7.2 feet. Moderate flooding starts at 8.5 feet, and major flooding at 9.3 feet.
How do I get alerts when Jamaica Bay rises?
Download StormCast free on Google Play, go to River Gauges, and add Jamaica Bay at Inwood (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 — even when your screen is off.
Where is the Jamaica Bay at Inwood (IN MLLW) gauge located?
The gauge is located in Nassau County, New York at coordinates 40.6172°N, 73.7583°W. USGS site number: 01311850. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Jamaica Bay
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Gauge awaiting repair - automated readings are not available at this time.