StormCast — Weather & Emergency Alerts

Rockaway River at Boonton
New Jersey — Water Level & Flood Stage

Located in Morris County, New Jersey on the Rockaway River. Live water level data from USGS gauge 01380900, 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

Action Stage

305.25 ft

Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.

What Floods at Each Level

305.25 ft

The level at which the reservoir begins to spill. A spillway is located at the top of the reservoir pool. It's a structure used to provide a controlled release of water when reservoirs are at or near capacity. Spilling can occur for weeks or months and does not cause flooding below the dam.

Impact statements from the National Weather Service, describing what typically happens at each water level.

7-Day Water Level Chart

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View Official NWS Hydrograph →

About This Gauge

USGS Site

01380900

NWS LID

BOON4

River

Rockaway River

County

Morris, NJ

Coordinates

40.8953°N, 74.3978°W

Get Flood Alerts for Rockaway River

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.

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Frequently Asked Questions

What is the current water level of Rockaway River at Boonton?

The Rockaway River at Boonton gauge is maintained by USGS (site 01380900) 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 Rockaway River at Boonton?

This gauge has NWS-defined flood categories. Check the flood stages section above for current thresholds.

How do I get alerts when Rockaway River rises?

Download StormCast free on Google Play, go to River Gauges, and add Rockaway River at Boonton 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 Rockaway River at Boonton gauge located?

The gauge is located in Morris County, New Jersey at coordinates 40.8953°N, 74.3978°W. USGS site number: 01380900. Data is provided by the U.S. Geological Survey and the National Weather Service.

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Source & Notes

Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey