Is the Lamprey River flooding?

New Hampshire · 2 gauges · New Hampshire river levels

The Lamprey River is tracked by 2 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 Lamprey River is running normal, rising toward flood stage, or already flooding. 1 of 2 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 Lamprey River near Newmarket, NH. The highest level ever recorded there was 18.31 ft on 16 May 2006, carrying 8,970 cfs. Peak records there go back to 1935 (91 annual peaks). It is currently at 0.59 ft, 17.7 ft below that record.

Drains 185 sq mi · gauge elevation 38 ft · source: USGS peak-flow record

GaugeStatusStageFlood stageUpdated
Lamprey River near Newmarket, NHNo flooding0.59 ft8 ft
Lamprey River at Langford Road, at Raymond, NHNo flood stage defined1.59 ft
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.