Click
to
hide
Water-Year
Summary
instructions
and
information
- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
03015310 ALLEGHENY RIVER BELOW CONEWANGO CREEK AT WARREN, PA
LOCATION - Lat 41°50'38", long 79°09'00" referenced to North American Datum of 1927, Warren County, PA, Hydrologic Unit 05010002, on right bank at downstream end of municipal parking lot on Liberty Street at Warren, PA, 1,400 ft downstream from confluence of Conewango Creek, and at river mile 188.7.
DRAINAGE AREA - 3,131 mi².
REVISIONS HISTORY -
Revisions: Discharge and gage height for the period June 12, 2018 - June 18, 2018 was revised on January 31 2019, based on available backup data for gage height
Revisions: Discharge and gage height for the period July 7, 2018 - July 9, 2018 was revised on January 31 2019, based on available backup data for gage height
Datum of gage was reported as 1169.04 ft above National Geodetic Vertical Datum of 1929 prior to November 10, 2022
SURFACE-WATER RECORDS
PERIOD OF RECORD - 1988-94 operated as a continuous-record discharge station, 1995 to 2013 operated as an annual peak station, 2014 to current year continuous-record discharge station.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 1,168.0 ft above North American Vertical Datum of 1988 and 1,168.6 ft above National Geodetic Vertical Datum of 1929. Satellite telemetry at station. Prior to November 10, 2022 the datum of gage was reported as 1,169.04 ft above NGVD29.
COOPERATION - Station established and maintained by the U.S. Geological Survey in cooperation with the U.S. Army Corps of Engineers, Pittsburgh District.
REMARKS - Discharge affected by regulation from Allegheny Reservoir 8.7 miles upstream. Records are good except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD - Discharge, 33,700 ft³/s, gage height, 11.89 ft, Mar 12, 2011.
