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- 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
03049501 Allegheny River (lower pool) at Natrona, PA
LOCATION - Lat 40°36'46.58", long 79°43'10.25" referenced to North American Datum of 1983, Allegheny County, PA, Hydrologic Unit 05010009, on right bank 300 ft downstream from dam at lock 4 at Natrona, 5.8 mi downstream from Kiskiminetas River, at river mile 24.3.
DRAINAGE AREA - 11,410 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - September 2016 to present.
GAGE - Water-stage recorder. Datum of gage is 725.3 ft above North American Vertical Datum of 1988. Prior to February 15, 2024, the datum of gage was reported as 725.8 ft above National Geodetic Vertical Datum of 1929. Satellite telemetry at station.
COOPERATION - Station established and maintained by the U.S. Geological Survey in cooperation with the U.S. Army Corps of Engineers, Pittsburgh District.
REMARKS - Records are considered good.
