USGS Water-Year Summary 2023
01548303 Straight Run, Site 1, at Marsh Creek, PA
LOCATION - Lat 41°47'05", long 77°24'08" referenced to North American Datum of 1927, Tioga County, PA, Hydrologic Unit 02050205, located on right, upstream end of bridge spanning Straight Run, on Township Road T452 (Straight Run Road), 0.9 mi upstream from mouth.
DRAINAGE AREA - 6.48 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - July 1984 to September 1985, July 2012 to October 2017 (discontinued).
GAGE - Water-stage recorder and crest-stage gage. Elevation of gage is 1,220 ft above National Geodetic Vertical Datum of 1929, from topographic map. Satellite telemetry at station.
COOPERATION - Station established and maintained by the U.S. Geological Survey.
WATER-QUALITY RECORDS
PERIOD OF RECORD - 2012 to October, 2017 (discontinued).
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: July 2012 to Oct. 2017.
pH: July 2012 to Oct. 2017.
WATER TEMPERATURE: July 2012 to Oct. 2017.
DISSOLVED OXYGEN: July 2012 to Oct. 2017.
TURBIDITY: July 2012 to Oct. 2017.
COOPERATION - Station established and maintained by the U.S. Geological Survey.
INSTRUMENTATION - Water-quality monitor interfaced with data collection platform with 15-minute recording interval.
EXTREMES FOR PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Maximum, 107 microsiemens/cm, Sep 28 & 29, 2016; minimum, 17 microsiemens/cm, Jan 14, 2017.
pH: Maximum, 8.0 standard units, many days; minimum, 6.4 standard units, Jan 31, 2013 and May 16, 2014.
WATER TEMPERATURE: Maximum, 21.9°C, Aug 13, 2016; minimum, -0.1°C, on many days during winter periods.
DISSOLVED OXYGEN: Maximum, 14.8 mg/L, Mar 5,13,17,23, 2017; minimum, 6.9 mg/l on Aug. 20, 2015.
TURBIDITY: 1,210 FNU, Jun 25, 2014; minimum, 0.0 FNU, on many days.