Androscoggin River at Gorham, NH
River level and flood forecast · Coos County
The river is 5.3 ft below flood stage (8 ft).
Forecast to rise to 3.4 ft Wed 2 PM, below the 8 ft flood stage.
Flow: 1,050 cubic feet per second (USGS).
Much lower than normal for October 13.
Usual for October 13: 1,640 to 2,060 cubic feet per second (the middle half of 107 years).
The last 7 days and the forecast
NWS forecast issued Mon, Oct 12, 11:14 AM. Forecasts change as rain falls and as upstream water arrives.
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An email when the National Weather Service forecasts Androscoggin River at Gorham to flood, when it floods, and when it's over.
Flood stages
| Major flood stage | 12 ft |
| Moderate flood stage | 10 ft |
| Flood stage | 8 ft |
| Action stage | 7 ft |
| Record crest (April 30, 1923) | 10.3 ft |
What floods at each level
From the National Weather Service, highest first.
- 11.5 ftRoute 16 in Gorham floods from Church Street to Bellevue Place.
- 10.5 ftRoute 16 in Gorham floods from Church Street to the Burger King. The Androscoggin Valley Country Club floods. Marois Avenue floods in addition to Frazer, Elm, Spruce, and Pine Streets.
- 9.5 ftWater rises up to Route 16. The parking lot of businesses on Main Street flood.
- 8 ftFlooding begins at the parking lot of businesses along Main Street north of Church Street.
Highest crests on record
- 10.3 ft — April 30, 1923
- 10.15 ft — April 1, 1998
- 9.99 ft — March 22, 1936
- 9.93 ft — March 27, 1953
- 9.47 ft — April 25, 2001
Recent crests: 8.71 ft (December 19, 2023) · 8.32 ft (May 3, 2017) · 9.18 ft (April 16, 2014) · 8.46 ft (May 26, 2013) · 8.9 ft (May 30, 2011)
Highest flow on record
21,900 cubic feet per second — April 30, 1923. From the USGS's yearly peaks since 1913.
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (GRMN3); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.