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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
01064140 PRESUMPSCOT RIVER NEAR WEST FALMOUTH, ME
LOCATION - Lat 43°43'28.55", long 70°18'10.56" referenced to North American Datum of 1983, Cumberland County, ME, Hydrologic Unit 01060001, on right bank 50 ft upstream from bridge on Blackstrap Road, 0.1 mi downstream from Maine Turnpike, 0.6 mi downstream from Meader Brook, 0.9 mi upstream from Piscataqua River, and 1.5 mi south of West Falmouth.
DRAINAGE AREA - 598 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - DISCHARGE: October 1975 to September 1984, October 2020 to current year.
GAGE - Water-stage recorder. Datum of gage is 10.54 ft above North American Vertical Datum of 1988, prior to June 14, 2024, datum of gage was 11.15 ft above National Geodetic Vertical Datum of 1929.
REMARKS - Flow is regulated by Sebago Lake and many small power plants upstream.
Water Year 2024: No estimated daily discharges. Records good.
Water Year 2023: No estimated daily discharges. Records good.
Water Year 2022: Records good, except for estimated daily discharges, which are fair.
Water Year 2021: Records good, except for estimated daily discharges, which are fair.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 12,500 ft³/s, Mar. 14, 1977, gage height, 21.11 ft; minimum daily discharge, 39 ft³/s, July 9, 1976.
