USGS Water-Year Summary 2021
03084698 TURTLE CREEK AT WILMERDING, PA
LOCATION - Lat 40°23'39", long 79°48'22" referenced to North American Datum of 1927, Allegheny County, PA, Hydrologic Unit 05020005, on top of concrete detaining wall, at Middle Avenue, at Wilmerding, 500 ft west of Patton Street, and 3.2 mi upstream from mouth at Monongahela River.
DRAINAGE AREA - 123 mi².
PERIOD OF RECORD - August 2004 to September 2014 (continuous discharge); October 2014 to current year (gage height only).
GAGE - Water-stage recorder. Datum of gage is 726.79 ft above North American Vertical Datum of 1988 (from differential GPS). Satellite telemetry at station. Prior to Oct 1, 2008, water stage recorder at present site at datum 5.0 ft higher. Datum of gage was reported incorrectly prior to 2011. Datum of gage was lowered by 5 feet due to severe scour and fill conditions at the site.
COOPERATION - Station established and maintained by the U.S. Geological Survey in cooperation with the U.S. Army Corps of Engineers, Pittsburgh District.