--03106300 MUDDY CREEK NEAR PORTERSVILLE,
--Lat 40`57'47", long
80`07'31", Butler County, Hydrologic Unit 05030105, on left
bank 1,000 ft downstream from Lake Arthur Dam, 0.2 mi north of U.S.
Highway 422, and 3 mi north of Portersville.
--51.2 square miles.
PERIOD OF RECORD.
--March 1963 to September 1993, July
1994 to current year.
--Water-stage recorder. Datum of gage is 1,160.91
ft above National Geodetic Vertical Datum of 1929 (Pennsylvania
Department of Environmental Resources bench mark). Prior to Apr. 8,
1963 nonrecording gage at site 2,000 ft downstream at different datum.
Apr. 8 to May 1, 1963, nonrecording gage and May 2, 1963 to Sept. 30,
1980, water-stage recorder at site 1,000 ft downstream at datum 5.71 ft
--Station established and maintained by
the U.S. Geological Survey. Funding for the operation of this station
is provided by the Pennsylvania Department of Environmental Protection
and the U.S. Geological Survey through the Cooperative Water
--Some regulation from October 1966 to May
1969 and completely regulated thereafter by Lake Arthur (Station
03106280) 1,000 ft upstream.
GAGE HEIGHTS OF IMPORTANCE
Supplied by NWS
: Action stage-4.6 ft; Flood stage-6
ft; Moderate flood stage-8 ft; Major flood stage-9 ft.