Sebec River at Sebec

Highest listed crest 9.00 ftFlood stage 9.0 ft1 crests since 2023

The Sebec River at Sebec crested above flood stage 1 time among the 1 crests the National Weather Service lists from 2023 to 2023. The highest, 9.00 ft on December 20, 2023, was minor flooding.

The gauge

Highest listed crest: 9.00 ft; December 20, 2023; 5,560 cubic feet per second
Flood stage: 9.0 ft; Major flooding from 12.0 ft
Crests at major: 0; 1 above flood stage
Most recent flood crest: December 20, 2023; 9.00 ft, minor flooding
Location: Piscataquis County; Maine
Identifiers: NWS SECM1; USGS 01033000

Flood stages

The thresholds the National Weather Service uses for this gauge today, and how many listed crests reached each.

Flood categories, Sebec River at Sebec

Action stage	8.5	0	—	The level at which the NWS or its partners begin to take action
Flood stage (minor)	9.0	1	Dec 20, 2023	Minimal or no property damage, but possibly some public threat
Moderate flood stage	11.0	0	—	Some inundation of structures and roads near the stream
Major flood stage	12.0	0	—	Extensive inundation of structures and roads

Every listed crest

1 crests from 2023 to 2023. Filled: at or above flood stage. Hover a crest for its date and stage.

These are the crests the local National Weather Service office lists for the gauge: the highest on record and recent crests. Lesser floods between them may be missing, so counts by decade are a floor.
Categories use today's flood stages. Levees, dams and channel changes since a crest can make old and new stages not directly comparable.
8 crests measured on an earlier gauge datum are left out: 14.46 ft on Mar 20, 1936; 10.19 ft on Nov 29, 1950; 10.58 ft on Mar 31, 1953; 9.60 ft on Apr 24, 1958; 11.63 ft on Nov 4, 1966; 11.34 ft on Dec 22, 1973; and more.

Highest crests

Highest listed crests, Sebec River at Sebec

1	Dec 20, 2023	9.00	0.00	Minor	5,560

Other gauges in Piscataquis County

Flood gauges in Piscataquis County

Abbot Village	17.0	18.43 ft, Dec 20, 2003	0
Blanchard	10.5	13.40 ft, Dec 18, 2023	0
Dover-Foxcroft	11.0	22.62 ft, Apr 1, 1987	1
Medford	13.0	18.65 ft, Apr 1, 1987	1

Piscataquis County: every hazard · River floods across the country · Maine

NOAA National Water Prediction Service, gauge SECM1, retrieved October 30, 2026. Stages in feet on the gauge's own datum, not elevation. Crests are as the National Weather Service lists them; preliminary values may be revised.