River gauges›Massachusetts
RIVER GAUGE · SQUANNACOOK RIVER

Squannacook River at West Groton

Middlesex County, Massachusetts

Water level1.95 ft
Flow38 cfs
Last readingSep 16, 2026, 5:00 PM UTC (last recorded)
Action6 ft1,440 cfs
Minor flood7 ft
Moderate flood8.5 ft
Major flood9.5 ft

The past week

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What floods at each level

Highest crests on record

DateLevelFlow
Apr 16, 20078.5 ft4,820 cfs
Apr 5, 19878.16 ft4,220 cfs
Apr 2, 20048.07 ft4,060 cfs

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