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    All Maryland-Delaware-District of Columbia times are reported in Eastern Standard Time (EST). To convert to Eastern Daylight Time (EDT) add 1 hour.


    USGS 01603000 NORTH BRANCH POTOMAC RIVER NEAR CUMBERLAND, MD

    PROVISIONAL DATA SUBJECT TO REVISION

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    LOCATION.--Lat 39°37'18.5", long 78°46'24.3", Allegany County, Hydrologic  Unit 02070002,
       on left bank at downstream side of Wiley Ford Bridge, 2.0 mi south of Cumberland, 2.1 mi downstream
       from Wills Creek, and at mile 19.6.
    DRAINAGE AREA.--877 mi2.
    PERIOD OF RECORD.--May 1929 to current year.  Gage-height records  collected at various sites about
       2.0 mi upstream from September 1901 to December 1932 and thereafter at present site, are contained
       in reports of the National Weather Service.
    REVISED RECORDS.--WSP 726: Drainage area. WSP 781: 1932(M). WDR WV-97-1: Drainage area.
    GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 584.57 ft above North American Vertical Datum of 1988.
       Prior to June 18, 1929, nonrecording gage at same site and gage datum.
    REMARKS.--Prior to July 1981 some regulation at low flow by Stony River Reservoir, 79 mi upstream from
       station. Low-flow regulation since December 1950 by Savage River Reservoir, 39 mi upstream from station 
       (see station 01597500). Flow regulated by Jennings Randolph Lake, 43 mi upstream from station since July 1981. 
       Prior to July 1957, small amount of inflow from industrial wastes and sewage from city of Cumberland from water
       diverted from Evitts Creek, mouth of which is downstream from station. Diversion to Chesapeake and Ohio Canal prior to 1935.
       National Weather Service gage-height telemeter at station.  U.S. Army Corps of Engineers satellite data-collection 
       platform at station.
    EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 88,200 ft3/s, Mar. 17, 1936, gage height, 29.10 ft;
       minimum discharge, 12.0 ft3/s,  Sept. 22, 1932.
    EXTREMES OUTSIDE PERIOD OF RECORD.--Maximum stage known, 29.2 ft  June 1, 1889, discharge,
       about 89,000 ft3/s.  Flood of Mar. 29, 1924, reached a stage of 28.4 ft, discharge,
       about 82,000 ft3/s.
    COOPERATION.--Funding for the operation of this station is provided by the U.S. Army Corps of Engineers,
       and the U.S. Geological Survey.
    
    This station managed by the MD-DE-DC Water Science Center, Frostburg office.

    Available Parameters Available Period
    All 2 Available Parameters for this site
      
    00060 Discharge 2007-10-01  2014-09-01
    00065 Gage height 2014-05-04  2014-09-01

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    Summary of all available data for this site
    Instantaneous-data availability statement


    Discharge, cubic feet per second

    Most recent instantaneous value: 320   09-01-2014  22:15 EST
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    Daily discharge, cubic feet per second -- statistics for Sep 2 based on 85 years of record more
    Most Recent
    Instantaneous
    Value Sep 2
    Min
    (1930)
    25th
    percen-
    tile
    Median Mean 75th
    percen-
    tile
    Max
    (1975)
    -- unavailable -- 45 189 285 396 495 2220


    Gage height, feet

    Most recent instantaneous value: 2.45   09-01-2014  22:15 EST
    Graph of  Gage height, feet

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