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Water-Year Summary for Site 01609000

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00060 Discharge(Mean)  

Water year 2021: 2020-10-01 to 2021-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 39°33'11.6", long 78°33'18.0" referenced to North American Datum of 1983, Allegany County, MD, Hydrologic Unit 02070003, on right bank at downstream side of bridge on Pack Horse Road (formerly Oldtown Road), 0.4 mi northeast of Maryland State Highway 51, 2.0 mi upstream from mouth of Sawpit Run, 3.0 mi northeast of Oldtown, and 4.0 mi upstream from mouth.
DRAINAGE AREA - 148 mi².
REVISIONS HISTORY - OFR 95-292: Drainage area.
PERIOD OF RECORD - July 1928 to September 1935, June 1967 to September 1981, May 2001 to September 2004, October 2006 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 547.30 ft above North American Vertical Datum of 1988.
  • Water Years 2017-2021: Records good, except those for estimated discharges, which are poor.
  • Water Years 2014-2016: Records good, except those for estimated daily discharges, which are poor.
  • Water Year 2013 and prior years' accuracy statements can be found in Annual Water Data Reports.

  • U.S. Geological Survey satellite data-collection platform at station.
    EXTREMES OUTSIDE PERIOD OF RECORD - Flood of March 17 or 18, 1936 reached a peak stage of 19.08 ft, from floodmarks, discharge 27,000 ft³/s.