--03034000 MAHONING CREEK AT PUNXSUTAWNEY,
--Lat 40`56'21", long
79`00'31", Jefferson County, Hydrologic Unit 05010006, on
right bank 75 ft downstream from Williams Run, 1.9 mi downstream from
Sawmill Run, and 2 mi west of Punxsutawney.
PERIOD OF RECORD.
--October 1938 to current year.
--Water-stage recorder. Datum of gage is 1,206.14
ft above National Geodetic Vertical Datum of 1929 (U.S. Army Corps of
Engineers bench mark). Prior to Oct. 1, 1946, at site 2.9 mi upstream
at datum 13.30 ft higher.
--Diurnal fluctuations at low flow by mine
pumpage into stream above station. U.S. Army Corps of Engineers
satellite telemeter at station.
EXTREMES OUTSIDE PERIOD OF RECORD.
--Flood of Mar. 18,
1936 reached a stage of 15.6 ft, from floodmark at former site and
datum, discharge, 12,500 ft3/s, from rating curve extended above 4,300
--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 District,
the Pennsylvania Department of Environmental Protection and the U.S.
Geological Survey through the National Streamflow Information Program
and the Cooperative Water Program.