Funding for this site is provided by:
--01478137 TROUT RUN AT AVONDALE, PA
--Lat 39`49'18", long
75`46'46", Chester County, Hydrologic Unit 02040205, 30 ft
upstream from bridge at State Route 41, in Avondale Boro.
--1.34 square miles.
PERIOD OF RECORD.
--1997-1998. December 2019 to current
year. Ungaged Chester County Biological Monitoring site 2002,
--Water-stage recorder, crest-stage gage, and
water-quality monitor. Datum of gage is 266.38 ft. above North American
Vertical Datum of 1988, from single-base GNSS static survey. Satellite
telemetry at station. Prior to March 14, 2022, the datum of gage was
erroneously reported as 270 ft above North American Vertical Datum of
--Station established and maintained by
the U.S. Geological Survey. Funding for this station is provided by the
U.S. Geological Survey.