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Bath Tide Gage (MLLW)

National Weather Service gauge BAHM1 · Maine · Sagadahoc County · 43.8943, -69.8100

Stage at this gauge is reported MLLW.

Flood levels

Official flood levels at this gauge: action stage begins at 9.0 ft; minor flooding begins at 9.5 ft; moderate flooding begins at 11.0 ft; major flooding begins at 12.0 ft.

Action stage9.0 ft
Minor flooding9.5 ft
Moderate flooding11.0 ft
Major flooding12.0 ft

What the water does

National Weather Service impact statements for this gauge, in the Weather Service's own words.

9.5 ftMinor lowland flooding begins along the Kennebec River waterfront in Bath. Parking lots, boat launch, and river park areas flood.
10.0 ftFlooding begins in Arrowsic along Route 127 near the marsh areas south of the bridge. Water encroaches on Washington Street in Bath.
11.0 ftWashington Street in Bath flooded in multiple locations up to a foot deep. Spinney Mill Road in Arrowsic and Williams Road in Georgetown flooded.
11.5 ftSirious Road in Arrowsic flooded.
12.0 ftInundation of buildings occurs along Washington Street waterfront.
12.5 ftRoute 127 in Arrowsic south of Fisher Eddy Road begins to flood.
13.0 ftExtensive inundation of buildings and roads along the river waterfront in Washington Street including access roads to Popham Beach and Reid State Parks.

Forecast office: NWS Gray · River Forecast Center: Northeast River Forecast Center.

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