RIVER GAUGE
Boothbay Harbor Tide Gage (MLLW)
Lincoln County, Maine
Water level7.09 ft
Flow—
Last readingSep 16, 2026, 4:57 PM UTC (last recorded)
Action12.5 ft
Minor flood13 ft
Moderate flood14 ft
Major flood15 ft
The past week
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What floods at each level
- 15 ft
Water depth up to 1 foot in some waterfront businessess. Flooding becomes more widespread including the Boothbay Harbor Pier with water inundation greater than 2 feet.
- 14 ft
Water approaches businesses on the waterfront with numerous piers becoming inundated with up to 1 to 2 feet of water in Boothbay Harbor.
- 13 ft
Flooding begins along shoreline parking lots and the waterfront of Boothbay Harbor.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Dec 5, 2024 | 13.54 ft | — |
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