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Water-Year Summary for Site 01585100

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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: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 39°22'14.8", long 76°26'45.8" referenced to North American Datum of 1983, Baltimore County, MD, Hydrologic Unit 02060003, at upstream side of bridge on State Highway 7, 1.0 mi southwest of White Marsh, and 3.0 mi upstream from mouth.
DRAINAGE AREA - 7.61 mi².
REVISIONS HISTORY - WDR MD-DE-73-1: 1960(M), 1967-68, 1969(M). WDR MD-DE-79-1: 1965-66(M). WRD-US-2010: 2006-07(P).
PERIOD OF RECORD - February 1959 to September 1989, March 1992 to current year.
GAGE - Water-stage recorder, crest-stage gage and rock control. Datum of gage is 33.71 ft above North American Vertical Datum of 1988. Prior to June 12, 2002, water-stage recorder at site on left bank, upstream side of Route 7 bridge at gage datum 4.44 ft higher. June 12, 2002 to September 30, 2004, water-stage recorder at site 2,500 ft upstream, on left downstream side of Interstate 95 box culvert at gage datum 4.44 ft higher. September 30, 2004 to September 8, 2017, water-stage recorder at site 80 ft downstream on right wing wall at present datum.
  • Water Years 2017-2020: Records poor, including those for estimated discharges.
  • Water Year 2016: Records fair, except those for estimated daily discharges, which are poor.
  • Water Year 2015: Records poor, including those for estimated daily discharges. Flows affected by construction upstream throughout the water year.
  • Water Year 2014: Records fair, except those below 2 ft³/s and those for estimated daily discharges, which are poor. Flows affected by construction upstream throughout the water year.
  • Water Year 2013 and prior years’ accuracy statements can be found in Annual Water Data Reports.

  • Low flow affected by operations of sand and gravel plant in vicinity of gage. U.S. Geological Survey satellite data-collection platform at station.