Rivers in New Hampshire

Cold River at Alstead

Cheshire County, New HampshireNWS ASTN3USGS 01154950Gray office

Below flood stage
1.71ftStage

Observed Sun, Sep 20, 10:45 AM EDT

Flood stage
9.00 ft
Record crest
11.78 ft2021

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood11.00 ft
Moderate flood10.00 ft
Minor flood9.00 ft
Action8.00 ft
  1. 12.00 ftWater up to Route 123 bridge.
  2. 11.75 ftFlood comparable to the one in July 2021.
  3. 11.00 ftRoute 123 in Acworth and Alstead flooded. Several properties near the river imapacted.
  4. 10.00 ftProperty near the dam in Alstead inundated.
  5. 9.00 ftWarren Brook likely to cause flooding along Route 123 or Forest Road east of Alstead.
  6. 8.00 ftFlooding in Acworth in the headwaters of the Cold River.
  7. 7.00 ftRiver out of banks.

Crest history

4 crests on NOAA’s list since 24.

#DateStage
1July 29, 202111.78 ft
2July 11, 202311.67 ft
3July 10, 202311.67 ft
4October 9, 247.80 ft

Most recent crests

  • July 11, 2023: 11.67 ft
  • July 10, 2023: 11.67 ft
  • July 29, 2021: 11.78 ft
  • October 9, 24: 7.80 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Northeast River Forecast Center.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.