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Water-Year Summary for Site 01594526

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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 2025: 2025-10-01 to 2026-09-30
 
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USGS Water-Year Summary 2025
01594526 WESTERN BRANCH AT UPPER MARLBORO, MD
LOCATION - Lat 38°48'51.2", long 76°44'55.4" referenced to North American Datum of 1983, Prince George's County, MD, Hydrologic Unit 02060006, on left bank 1,000 ft upstream from bridge on Water Street, 0.2 mi south of Upper Marlboro, and 4.7 mi upstream from mouth.
DRAINAGE AREA - 89.7 mi².
REVISIONS HISTORY -

WDR-US-2010: 1994(P), 1996(P), 1999, 2003(P), 2005(P), 2007, 2008-09. WDR-US-2011: 1999(P), 2007(P), 2008, 2010(P).

https://waterdata.usgs.gov/nwis/uv/?site_no=01594526: 2018-2020.

SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1985 to April 1989, April 1992 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 4.33 ft above North American Vertical Datum of 1988.
REMARKS -
  • Water Year 2024: Records fair, except those for estimated discharges, which are poor.
  • Water Years 2021-2023: Records good.  No estimated discharges.
  • Water Years 2018-2020: Records fair, except those for estimated discharges, which are poor.
  • Water Year 2017: 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.