Upper Ammonoosuc River near Groveton
Coos County, New Hampshire
The past week
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What floods at each level
- 10 ft
Major flooding occurs. Homes on Brooklyn Street flooded in Groveton. Water up to homes off West Street.
- 9.5 ft
Cumberland Road and Northside Road flooded in numerous places in Groveton.
- 9 ft
Moderate flooding occurs. Non-residential properties off West Street inundated. Water up to Winter Street and Route 110 in Groveton.
- 8.5 ft
In Stark, water is up to properties on Corkum Road and Northside Roads.
- 8 ft
Water up to Cumberland Street or Northside Road in Northumberland. Northside Road in Stark flooded.
- 7.5 ft
Minor floooding occurs. Mechanics Street inundated along industrial areas in Groveton. Water encroaching on properties on Brooklyn Street and Mountain View Avenue.
- 6 ft
River at bankfull.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| May 19, 1969 | 12.01 ft | 24,100 cfs |
| Mar 26, 1953 | 9.44 ft | 9,950 cfs |
| Apr 22, 1954 | 9.01 ft | 8,880 cfs |
More on Upper Ammonoosuc River
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