StormCast — Weather & Emergency Alerts

Delaware River at New Hope-Lambertville Bridge
Pennsylvania — Water Level & Flood Stage

Located in Hunterdon County, Pennsylvania on the Delaware River. Live water level data from USGS gauge 01462000, 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

16 ft

Moderate Flood

15 ft

Minor Flood

13 ft

Action Stage

12 ft

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

What Floods at Each Level

26 ft

Extensive flooding in Lambertville with all of the low-lying areas of town inundated.

17 ft

Water is up to the top of the Free Bridge piers.

16.5 ft

Water is two-thirds of the way up Coryell Street in Lambertville.

16 ft

Water is at the top of the wall in the Waterworks Parking Garage (river side) in New Hope.

15 ft

River Road in New Hope begins to flood.

14.5 ft

Park floods on East Ferry Street in New Hope. Patio floods in rear of the Landing. Waterview parking gagages in New Hope begin to flood.

14 ft

Water covers the entire parking garage at the Waterworks Condominiums in New Hope.

13.5 ft

Flooding occurs on Waterloo Street in New Hope via storm sewers.

13 ft

Water is at the top of the stone retaining wall at the Landing in New hope. The Waterworks Condominium parking garage in New Hope begins to flood. Residents along the north and south ends of Lambert Lane in Lambertville sustain minor flooding, basements begin to flood.

12.5 ft

The lower parking lot begins to flood at the Lambertville Station Inn and Restaurant.

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 →

Historic Crests

Date Stage Flow
Aug 20, 195524.16 ft
Aug 20, 195524.16 ft
Oct 10, 190321.8 ft274,000 cfs
Oct 10, 190321.8 ft274,000 cfs
Apr 4, 200519.6 ft

Flood Inundation Map

NOAA has mapped what areas flood at different water levels for this gauge. View the interactive flood inundation map →

Downloads: Images · KMZ

About This Gauge

USGS Site

01462000

NWS LID

NHPP1

River

Delaware River

County

Hunterdon, PA

Coordinates

40.3647°N, 74.9489°W

Get Flood Alerts for Delaware 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 Delaware River at New Hope-Lambertville Bridge?

The Delaware River at New Hope-Lambertville Bridge gauge is maintained by USGS (site 01462000) 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 Delaware River at New Hope-Lambertville Bridge?

The NWS-defined flood stage for Delaware River at New Hope-Lambertville Bridge is 13 feet. Action stage begins at 12 feet. Moderate flooding starts at 15 feet, and major flooding at 16 feet.

How do I get alerts when Delaware River rises?

Download StormCast free on Google Play, go to River Gauges, and add Delaware River at New Hope-Lambertville Bridge 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 Delaware River at New Hope-Lambertville Bridge gauge located?

The gauge is located in Hunterdon County, Pennsylvania at coordinates 40.3647°N, 74.9489°W. USGS site number: 01462000. Data is provided by the U.S. Geological Survey and the National Weather Service.

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Source & Notes

Data provided by: Delaware Joint Toll Bridge Comm., Observations courtesy of U.S. Geological Survey