STATION.--01480700 EAST BRANCH BRANDYWINE CREEK NEAR DOWNINGTOWN, PA
LOCATION.--Lat 40`02'05", long 75`42'32", Chester County, Hydrologic Unit 02040205, on right bank 20 ft downstream from bridge on Dowlin Forge Road, 200 ft east of State Highway 282, 0.4 mi downstream from Shamona Creek, 1.5 mi downstream from Marsh Creek, 2.0 mi upstream from Beaver Creek, and 2.2 mi north of Downingtown.
DRAINAGE AREA.--60.6 square miles.
PERIOD OF RECORD.--Occasional low-flow measurements, water years 1948-57. October 1965 to current year.
GAGE.--Water-stage recorder, crest-stage gage, and water-quality monitor. Datum of gage is 254.7 ft. above North American Vertical Datum of 1988 (GNSS survey). Prior to July 30, 1966, non-recording gage at same site and datum. Prior to February 19, 2025, the datum of gage was erroneously reported as 270 ft above National Geodetic Vertical Datum of 1929. Satellite telemetry at station.
COOPERATION.--Station established and maintained by the U.S. Geological Survey. Funding for the operation of this station is provided by the Pennsylvania Department of Environmental Protection and the U.S. Geological Survey.
REMARKS.--Flow regulated since November 1973 by Marsh Creek Reservoir (station 01480684) 1.9 mi upstream.
GAGE HEIGHTS OF IMPORTANCE.-
Supplied by USGS: Data transmitter operational limit - 16.0 ft;
Supplied by NWS: No flood stage has been determined for this station.