Funding for this site is provided by:
STATION.--03049681 ALLEGHENY RIVER AT LOCK AND DAM NO.
2 (LOWER POOL) AT ASPINWALL, PA
LOCATION.--Lat 40`29'17", long
79`55'02", Allegheny County, Hydrologic Unit 05010009.
DRAINAGE AREA.--11,700 square miles.
PERIOD OF RECORD.-- August 2010 to current year.
GAGE.--Water stage recorder. Station maintained for
stage readings only. Datum of gage is 693.4 ft above North American
Vertical Datum of 1988. Prior to February 15, 2024, the datum of gage
was reported as 694.2 ft above National Geodetic Vertical Datum of
1929.
COOPERATION.--Funding for the operation of this
station provided by the U.S. Army Corps of Engineers, Pittsburgh
District.