Rivers in Maine

Mattawamkeag River at Mattawamkeag

Penobscot County, MaineNWS MATM1USGS 01030500Caribou office

Below flood stage
3.14ftStage

Observed Sun, Sep 27, 8:15 PM EDT

Flood stage
13.50 ft
Forecast crest
3.30 ftWed, Sep 30, 2:00 AM EDT
Record crest
16.31 ft2014

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood17.50 ft
Moderate flood16.00 ft
Minor flood13.50 ft
Action13.00 ft
  1. 16.00 ftRiver Road in Mattawamkeag inundated. Lancaster Road and Kingman Road in Kingman inundated closed to traffic. Bancroft Road in Bancroft inundated and closed. New Brunswick Southern Railroad tracks flooded due to backwater near the confluence of Molunkus Stream into the Mattawamkeag.
  2. 15.50 ftFlooding along River Road, Mattawamkeag Wilderness Park Road in Mattawamkeag and Lancaster Road in Kingman.
  3. 15.00 ftBridge Road near Haynesville flooded.
  4. 14.00 ftFlooding along the Bancroft Road between Wytopitlock and Bancroft.
  5. 13.50 ftMinor lowland flooding occurs near River Road and Mattawamkeag Wilderness Park Road.
  6. 13.00 ftRiver approaches bankfull.

Flood outlook

Chance of flooding, September to November

CategoryChance
Minor floodingUnder 5%
Moderate floodingUnder 5%
Major floodingUnder 5%

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 21, 2026.

Crest history

20 crests on NOAA’s list since 1936.

#DateStage
1April 18, 201416.31 ft
2April 15, 199316.16 ft
3April 14, 199315.93 ft
4April 24, 201915.81 ft
5April 19, 199415.73 ft
6April 30, 201815.65 ft
7March 23, 193615.34 ft
8December 16, 201015.18 ft
9December 2, 198915.05 ft
10April 9, 200914.73 ft
11April 6, 197614.70 ft
12April 25, 200814.42 ft
13April 16, 202014.29 ft
14April 27, 200714.04 ft
15April 2, 201013.72 ft
16November 19, 200613.20 ft
17December 21, 202312.23 ft
18April 12, 202212.14 ft
19November 19, 200711.72 ft
20October 21, 202210.88 ft

Most recent crests

  • December 21, 2023: 12.23 ft
  • October 21, 2022: 10.88 ft
  • April 12, 2022: 12.14 ft
  • April 16, 2020: 14.29 ft
  • April 24, 2019: 15.81 ft
  • April 30, 2018: 15.65 ft
  • April 18, 2014: 16.31 ft
  • December 16, 2010: 15.18 ft
  • April 2, 2010: 13.72 ft
  • April 9, 2009: 14.73 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Northeast River Forecast Center. Forecasts are issued routinely year-round. Gauge reading may be affected by ice. Forecast flows are unadjusted for ice. Gauge reading may be affected by ice. Forecast flows are unadjusted for ice.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.