USGS Water-Year Summary 2021
01644375 LITTLE SENECA CREEK TRIBUTARY NEAR GERMANTOWN, MD
LOCATION - Lat 39°11'57.8", long 77°16'31.3" referenced to North American Datum of 1983, Montgomery County, MD, Hydrologic Unit 02070008, on left bank 1.8 mi north of Germantown, and 1.6 mi west of Neelsville, on the northeastern edge of Little Seneca Regional Park.
DRAINAGE AREA - 1.35 mi².
PERIOD OF RECORD - June 2004 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 424.56 ft above North American Vertical Datum of 1988. Prior to June 7, 2007, gage located 162 ft upstream, at gage datum 1.45 ft higher.