Connecticut River at West Lebanon, NH

Grafton County, New Hampshire · USGS gauge 01144500 · NWS WLBN3 · Connecticut River flood status · New Hampshire river levels

Is Connecticut River at West Lebanon, NH flooding right now?

Connecticut River at West Lebanon, NH measured 4.60 ft on 2026-09-11 01:30:00 UTC. That observation was 18.4 ft below its 23 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
4.60 ft
as of 49 min ago
Streamflow
1,800 cfs
data refreshed 1 min ago

Minor flooding here begins at 23 ft, with major flooding at 29 ft. The highest crest on record was 35 ft on Fri, Nov 4, 1927.

Flood forecast

NWS forecast, issued 11 hours ago. Forecasts are issued for select river points and update through the day.

Flood stages at this gauge

CategoryStageCurrent distance
Action20 ft15.4 ft below
Minor flood23 ft18.4 ft below
Moderate flood27 ft22.4 ft below
Major flood29 ft24.4 ft below

New to these numbers? What does flood stage mean? · How to read a river gauge · Why is the river rising?

Highest crests on record

StageDate
35 ft1927-11-04
32.6 ft1936-03-19
30 ft1913-03-27
29.66 ft2011-08-29
27 ft1922-04-12

Nearby gauges

GaugeDistanceCounty
Ottauquechee River at North Hartland, VT3.7 miWindsor County
White River at West Hartford, VT7.1 miWindsor County
Mink Brook near Etna, NH7.4 miGrafton County
Ompompanoosuc River at Union Village, VT10.3 miOrange County
Elizabeth Mine Discharge near S Strafford, VT13.1 miOrange County
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast