USGS Water-Year Summary 2024
01471510 SCHUYLKILL RIVER AT READING, PA
LOCATION - Lat 40°20'07.3", long 75°56'12.6" referenced to North American Datum of 1983, Berks County, PA, Hydrologic Unit 02040203, on the downstream side of the Penn Street bridge at Reading, 80 feet from the left bank, and 1.25 mi downstream from Tulpehocken Creek.
DRAINAGE AREA - 880 mi².
REVISIONS HISTORY - WDR PA-78-1: 1977, WDR PA-13-1: 2014.
SURFACE-WATER RECORDS
PERIOD OF RECORD - May 1914 to September 1915, October 1919 to September 1930, and July 1977 to current year. Prior to October 1914 monthly discharge only, published in WSP 1302. Diversion by Schuylkill Navigation Canal included during the navigation seasons of 1914-15.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 185.50 ft above National Geodetic Vertical Datum of 1929 (Pennsylvania Railroad datum). May 7, 1914, to Sept. 30, 1930, and July 6, 1979, to Dec. 5, 1980, non-recording gage. June 30, 1977, to July 5, 1979, water-stage recorder at site 2,800 ft downstream on right bank at same datum. July 5, 1979 to Aug 30, 2018, water-stage recorder at site 1,300 ft downstream on left bank at same datum. Aug 30, 2018 to Apr 25, 2023, water-stage recorder at site 2,700 ft downstream on trail bridge at same datum. Satellite and landline telemetry at station.
COOPERATION - Station established and maintained by the U.S. Geological Survey in cooperation with the U.S. Army Corps of Engineers, Philadelphia District.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of June 23, 1972, reached a stage of about 31.3 ft at site 1,500 ft downstream, from floodmarks, discharge, about 90,000 ft³/s.