STATION.--01478100 EB WHITE CLAY CREEK TRIB NEAR LONDON GROVE, PA
LOCATION.--Lat 39`51'30", long 75`47'01", Chester County, Hydrologic Unit 02040205, on the left bank, 50 ft upstream from Spencer Road bridge, 2 miles north of Avondale Boro.
DRAINAGE AREA.--2.79 square miles.
PERIOD OF RECORD.--January 2020 to current year.
GAGE.--Water-stage recorder, crest-stage gage, and water-quality monitor. Datum of gage is 317.6 ft. above North American Vertical Datum of 1988 (GNSS survey). Prior to February 19, 2025, the datum of gage was erroneously reported as 330 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 this station is provided by the U.S. Geological Survey.