Connecticut River at West Lebanon
New Hampshire — Water Level & Flood Stage
Located in Grafton County, New Hampshire on the Connecticut River. Live water level data from USGS gauge 01144500, 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
29 ft
100,851 cfs
Moderate Flood
27 ft
89,868 cfs
Minor Flood
23 ft
69,106 cfs
Action Stage
20 ft
54,673 cfs
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
30 ft
In White River Junction, Vermont, flooding occurs at Ratcliffe Park, Nutt Lane, and Harrison Avenue. Portions of Latham Works Lane are flooded.
29 ft
In West Lebanon, North Country Plaza is flooded. Stores in Upper Valley Plaza have up to 5 ft of water. Water approaches apartments on Romano Place and Romano Circle. Route 12A is flooded with 1 to 3 feet of water. In White River Junction, Vermont, flooding occurs at Ratcliffe Park, Nutt Lane, and Harrison Avenue. Portions of Latham Works Lane are flooded. Inundation comparable to flooding from Tropical Storm Irene in 2011.
27 ft
Water floods Market Street at the entrance to the West Lebanon Wastewater Treatment Plant. Water depth reaches up to 2 feet on Route 12A near Walmart.
25 ft
Route 12A begins to flood near the Walmart in West Lebanon, NH, and water begins entering the stores closest to the river in the Upper Valley Plaza. In White River Junction, VT, water begins to enter Ratcliffe Park.
24 ft
Floodwaters encroach on businesses off Main Street in Lebanon.
23 ft
Water begins entering the parking lot of the shopping plaza near the Interstate 89 bridge in West Lebanon.
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 |
|---|---|---|
| Nov 3, 1927 | 35 ft | 136,000 cfs |
| Nov 3, 1927 | 35 ft | 136,000 cfs |
| Mar 18, 1936 | 32.6 ft | 120,000 cfs |
| Mar 18, 1936 | 32.6 ft | 120,000 cfs |
| Mar 26, 1913 | 30 ft | 113,000 cfs |
About This Gauge
USGS Site
NWS LID
WLBN3
River
Connecticut River
County
Grafton, NH
Coordinates
43.6462°N, 72.3123°W
Get Flood Alerts for Connecticut 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.
Frequently Asked Questions
What is the current water level of Connecticut River at West Lebanon?
The Connecticut River at West Lebanon gauge is maintained by USGS (site 01144500) 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 Connecticut River at West Lebanon?
The NWS-defined flood stage for Connecticut River at West Lebanon is 23 feet. Action stage begins at 20 feet. Moderate flooding starts at 27 feet, and major flooding at 29 feet.
How do I get alerts when Connecticut River rises?
Download StormCast free on Google Play, go to River Gauges, and add Connecticut River at West Lebanon 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 Connecticut River at West Lebanon gauge located?
The gauge is located in Grafton County, New Hampshire at coordinates 43.6462°N, 72.3123°W. USGS site number: 01144500. 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