USGS Water-Year Summary 2019
03041500 CONEMAUGH RIVER AT SEWARD, PA
LOCATION - Lat 40°25'09", long 79°01'35" referenced to North American Datum of 1927, Westmoreland County, PA, Hydrologic Unit 05010007, on left bank at upstream side of bridge on State Highway 56 at Seward, 2.0 mi downstream from Findley Run, and 9.0 mi northwest of Johnstown.
DRAINAGE AREA - 715 mi².
- WDR PA-78-3: 1936 (M), 1977 (M).
PERIOD OF RECORD - May 1938 to current year.
GAGE - Water-stage recorder. Datum of gage is 1,076.01 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. Army Corps of Engineers, Pittsburgh District, the Pennsylvania Department of Environmental Protection and the U.S. Geological Survey.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of Mar 18, 1936 reached a stage of 26.4 ft, from floodmarks, discharge, about 75,000 ft³/s, determined by contracted-opening measurement at site 6.7 mi downstream, adjusted for inflow.
PERIOD OF RECORD - January 2013 to current year.
PERIOD OF DAILY RECORD - October 2013 to current year.
INSTRUMENTATION - Water temperature probe sensor interfaced with a data collection platform with 15-minute recording interval.
EXTREMES FOR PERIOD OF RECORD - Water Temperature: Maximum, 29.5° C, August 13, 2016; minimum, -0.1° C, many days in winter months.