Is the Contoocook River flooding?

New Hampshire · 3 gauges · New Hampshire river levels

The Contoocook River is tracked by 3 USGS streamgauges in New Hampshire. This page compares each gauge’s live water level against its official National Weather Service flood stage, refreshed every 15 minutes, so you can tell whether the Contoocook River is running normal, rising toward flood stage, or already flooding. 2 of 3 gauges have both a usable water-level reading and a published minor flood stage. Gauges without a published flood stage show water level and flow only. For nearby rivers, see all New Hampshire river levels.

data refreshed 14 min ago

Readings may be delayed; check each observation time below. This gauge summary does not rule out flooding on unmonitored stretches or nearby streets.

River facts

The longest-running gauge on this river is Contoocook River near Henniker, NH. The highest level ever recorded there was 21.30 ft on 21 September 1938, carrying 22,200 cfs. Peak records there go back to 1938 (77 annual peaks). It is currently at 4.83 ft, 16.5 ft below that record.

Drains 368 sq mi · gauge elevation 470 ft · source: USGS peak-flow record

GaugeStatusStageFlood stageUpdated
Contoocook River at Peterborough, NHNo flooding1.30 ft5.5 ft
Contoocook River near Henniker, NHNo flooding4.83 ft12 ft
Contoocook River below Hopkinton Dam at W Hopkinton, NHNo current data
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.