RIVER GAUGE · COLD RIVER
Cold River at Alstead
Cheshire County, New Hampshire
Water level1.62 ft
Flow13 cfs
Last readingSep 16, 2026, 4:45 PM UTC (last recorded)
Action8 ft
Minor flood9 ft
Moderate flood10 ft
Major flood11 ft
The past week
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What floods at each level
- 12 ft
Water up to Route 123 bridge.
- 11.75 ft
Flood comparable to the one in July 2021.
- 11 ft
Route 123 in Acworth and Alstead flooded. Several properties near the river imapacted.
- 10 ft
Property near the dam in Alstead inundated.
- 9 ft
Warren Brook likely to cause flooding along Route 123 or Forest Road east of Alstead.
- 8 ft
Flooding in Acworth in the headwaters of the Cold River.
- 7 ft
River out of banks.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Jul 29, 2021 | 11.78 ft | 10,500 cfs |
| Jul 10, 2023 | 11.67 ft | 10,285 cfs |
| Jul 10, 2023 | 11.67 ft | 10,300 cfs |
Get an alert when Cold River rises
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