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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
01069500 MOUSAM RIVER NEAR WEST KENNEBUNK, ME
LOCATION - Lat 43°25'06", long 70°39'30" referenced to North American Datum of 1983, York County, ME, Hydrologic Unit 01060003, on right bank 50 ft upstream from Whichers Mill Road bridge, 1.4 mi downstream from Middle Branch Mousam River, and 4.0 mi west of West Kennebunk.
DRAINAGE AREA - 99 mi².
REVISIONS HISTORY - WDR ME-81-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - DISCHARGE: October 1959 to September 1984, November 2008 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 165.75 ft above National Geodetic Vertical Datum of 1929.
REMARKS - Flow regulated by Square Pond and Mousam and Estes Lakes. Occasional fluctuation caused by power plants upstream.
Water Year 2019: No estimated daily discharges. Records good.
Water Year 2018: Records good, except for estimated daily discharges, which are fair.
Water Year 2017: No estimated daily discharges. Records good.
Water Year 2016: No estimated daily discharges. Records good.
Water Year 2015: No estimated daily discharges. Records good.
Water Year 2014: No estimated daily discharges. Records good.
EXTREMES OUTSIDE PERIOD OF RECORD - The flood of April 15-18, 2007 reached a discharge of 9,230 ft³/s, from rating curve extended above 1,700 ft³/s; gage height unknown.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 4,640 ft³/s, Feb. 26, 2010, gage height, 6.31 ft; minimum daily discharge, 0.40 ft³/s, Nov. 10, 15-16, 1964.
