USGS Water-Year Summary 2020
01049505 KENNEBEC RIVER AT GARDINER, ME
LOCATION - Lat 44°13'49", long 69°46'10" referenced to North American Datum of 1983, Kennebec County, ME, Hydrologic Unit 01030003, at the mouth of Cobbosseecontee Stream, and 0.6 miles upstream of Togus Stream.
DRAINAGE AREA - 5,752 mi².
PERIOD OF RECORD - GAGE HEIGHT: February 2000 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is at National Geodetic Vertical Datum of 1929.
EXTREMES OUTSIDE PERIOD OF RECORD - The flood of March 1936 reached a stage of 26.4 ft, from floodmarks. The flood of April 1987 reached a stage of 24.7 ft, from floodmarks.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 13.43 ft, Apr. 4, 2005; minimum gage height, -2.45 ft, Nov. 13, 2001 and Oct. 6, 2002.