Funding for this site is provided by:
aware that the sharp rises and drops in the graphs displayed for some
of the Allegheny River gages are being caused by hydroelectric power
producers passing relatively large amounts of streamflow.
--03036501 ALLEGHENY RIVER (LOWER POOL) AT
--Lat 40`49'04", long
79`31'50", Armstrong County, Hydrologic Unit 05010006.
--8,973 square miles.
PERIOD OF RECORD.
--September 2010 to current
--Water-stage recorder. Station maintained for
stage only. Datum of gage is 760.4 ft above National Geodetic Vertical
Datum of 1929.
--Station established and maintained by
the U.S. Geological Survey. Funding for the operation of this station
is provided by the U.S. Army Corps of Engineers, Pittsburgh
--Flow regulated since 1965 by Allegheny
Reservoir, since 1949 by Chautauqua Lake, since 1941 by Tionesta Lake,
since 1971 by Union City Reservoir, since 1974 by Woodcock Creek Lake,
since 1942 by East Branch Clarion River Lake, since 1924 by Piney
Reservoir, and since 1941 by Mahoning Creek Lake.