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USGS 01581920 GUNPOWDER FALLS NEAR PARKTON, MD

 

PROVISIONAL DATA SUBJECT TO REVISION
 
 
  
STATION.--01581920  GUNPOWDER FALLS NEAR PARKTON, MD
LOCATION.--Lat 39°37'08.0", long 76°41'25.1", Baltimore County, Hydrologic Unit 02060003,
   on left bank at downstream side of bridge on Falls Road, and 1.0 mi downstream from Prettyboy Reservoir.
DRAINAGE AREA.--81.5 mi2.
PERIOD OF RECORD.--July 2000 to current year.
GAGE.--Water-stage recorder. Datum of gage is 360.0 ft above National Geodetic Vertical Datum of 1929.
REMARKS.--Flow regulated by Prettyboy Reservoir
   1.0 mi upstream, beginning April 10, 1933, for water supply of Baltimore City (usable capacity,
   20,000,000,000 gal; dead storage, 1,080,000,000 gal). U.S. Geological Survey gage-height telemeter at station.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 1,030 ft3/s, Sep. 23, 2003,
   gage height, 5.86 ft; minimum discharge, 5.0 ft3/s, Oct. 24, 2002.
COOPERATION.--Funding for the operation of this station is provided by the Baltimore City Department of
   Public Works, and the U.S. Geological Survey.

 
 

(1-31) 		 

Gage height, feet
Most recent value: 1.94   11-19-2004  14:15
Graph of
Download a presentation-quality graph Parameter Code 00065; DD 01

Discharge, cubic feet per second
Most recent value: 102   11-19-2004  14:15
Graph of
Download a presentation-quality graph Parameter Code 00060; DD 02
Daily mean flow statistics for 11/19 based on 3 years of record in ft3/sec
Current Flow Minimum Mean Maximum 80 percent exceedance 50 percent exceedance 20 percent exceedance
102  15 71.0 157 41.0

Percent exceedance means that 80, 50, or 20 percent of all daily mean flows for 11/19 have been greater than the value shown.
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Retrieved on 2004-11-19 17:39:48 EST
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