Connecticut River at North Walpole, NH

Cheshire County, New Hampshire · USGS gauge 01154500 · NWS WLPN3 · Connecticut River flood status · New Hampshire river levels

Is Connecticut River at North Walpole, NH flooding right now?

Connecticut River at North Walpole, NH measured 6.85 ft on 2026-09-11 01:30:00 UTC. That observation was 21.1 ft below its 28 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
6.85 ft
as of 48 min ago
Streamflow
2,860 cfs
data refreshed 17 min ago

Minor flooding here begins at 28 ft, with major flooding at 35 ft. The highest crest on record was 43.8 ft on Thu, Mar 19, 1936.

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
Action26 ft19.1 ft below
Minor flood28 ft21.1 ft below
Moderate flood32 ft25.1 ft below
Major flood35 ft28.1 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
43.8 ft1936-03-19
39.1 ft1938-09-22
31.38 ft2011-08-29
30.37 ft1953-03-27
29.85 ft1960-04-05

Nearby gauges

GaugeDistanceCounty
Cold River at High Street, at Alstead, NH4.1 miCheshire County
Williams River near Rockingham VT5.1 miWindham County
Ashuelot River near Gilsum, NH10.3 miCheshire County
Ashuelot River below Surry Mt Dam, near Keene, NH11.1 miCheshire County
West River below Townshend Dam near Townshend, VT14.2 miWindham 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