PROVISIONAL DATA SUBJECT TO REVISION

STATION.--01595800 N B POTOMAC R AT BARNUM, WV
LOCATION.-- Lat 39°26'42.4", long 79°06'38.9", Mineral County, W. Va., Hydrologic Unit 02070002,
   on right bank at highway bridge at Barnum, W. Va., 0.4 mi upstream from Folly Run, 4.0 mi
   southwest of Piedmont, W. Va., and at mile 59.4.
DRAINAGE AREA.--266 mi2.
PERIOD OF RECORD.--July 1966 to current year.
GAGE.--Water-stage recorder and crest-stage gage.  Datum of gage is 1,151.82 ft above National Geodetic
   Vertical Datum of 1929. Since Oct. 1, 1985, operated as a crest-stage partial-record
REMARKS.--Prior to July 1981 regulation of low flow by Stony River Reservoir, 39 mi upstream from station.
   Since July 1981 complete regulation by Jennings Randolph Lake, 1.5 mi upstream from station,
   capacity 96,600 acre-ft. U.S. Army Corps of Engineers satellite collection platform at station.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 27,100 ft3/s, July 3, 1978,
   gage height, 13.37 ft; minimum discharge, 0.91 ft3/s, Aug. 12, 1981.
COOPERATION.--Funding for the operation of this station is provided by the U.S. Army Corps of Engineers,
   and the U.S. Geological Survey.