River gauges›New Hampshire
RIVER GAUGE · CONNECTICUT RIVER

Connecticut River at Dalton

Coos County, New Hampshire

Water level7.12 ft
Flow532 cfs
Last readingSep 16, 2026, 5:15 PM UTC (last recorded)
Action15 ft12,966 cfs
Minor flood18 ft21,648 cfs
Moderate flood21 ft32,000 cfs
Major flood23 ft40,000 cfs

The past week

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What floods at each level

Highest crests on record

DateLevelFlow
Mar 19, 193625.6 ft48,300 cfs
Mar 31, 199823.7 ft41,000 cfs
Mar 18, 199023.22 ft38,700 cfs

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