USGS Water-Year Summary 2021
03045000 LOYALHANNA CREEK AT KINGSTON, PA
LOCATION - Lat 40°17'33", long 79°20'27" referenced to North American Datum of 1927, Westmoreland County, PA, Hydrologic Unit 05010008, on right bank 60 ft downstream from bridge on State Highway 217 at Kingston, 100 ft downstream from Miller Run, 1.9 mi upstream from Ninemile Run, and 3 mi southeast of Latrobe.
DRAINAGE AREA - 172 mi².
- WSP 1335: Drainage area.
PERIOD OF RECORD - October 1939 to current year. Monthly discharge only October to December 1939, published in WSP 1305.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 1,013.16 ft above National Geodetic Vertical Datum of 1929 (U.S. Army Corps of Engineers bench mark). Prior to Oct 1, 1969, at datum 1.00 ft higher. 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 U.S. Army Corps of Engineers, Pittsburgh District, the Pennsylvania Department of Environmental Protection, and the U.S. Geological Survey.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum stage since at least 1918, 15.8 ft, present datum, Oct 15, 1954. Flood of Mar 17 or 18, 1936 reached a stage of about 15.5 ft, present datum, from information by local residents, discharge, about 21,000 ft³/s, from rating curve extended above 8,700 ft³/s.