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USGS 01581810 GUNPOWDER FALLS AT HOFFMANVILLE, MD

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text

LOCATION.--Lat 39°41'23.3", long 76°46'53.3", Baltimore County, MD, Hydrologic Unit 02060003,
   on left bank 500 ft upstream from bridge on Gunpowder Road, 0.4 mi upstream from Walker Run,
   0.5 mi north of Hoffmanville, and 0.7 mi upstream from Prettyboy Reservoir.
DRAINAGE AREA.--27.0 mi2.
PERIOD OF RECORD.--April 2000 to current year.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 543.60 ft above North American 
   Vertical Datum of 1988. 
REMARKS.--U.S. Geological Survey satellite data-collection platform at station.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 6,780 ft3/s, Aug. 28, 2009, gage height, 10.02 ft;
   minimum discharge, 1.80 ft3/s, Aug. 17, 2002.
COOPERATION.--Funding for the operation of this station is provided by Baltimore City Department
   of Public Works, and the U.S. Geological Survey.
This station managed by the MD-DE-DC Water Science Center Baltimore office.

Available Parameters Available Period
  
2000-05-04  2021-09-25
2007-10-01  2021-09-25







 (7)
 

  -- or --

 


 

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


Discharge, cubic feet per second

Most recent instantaneous value: 26.5 09-25-2021   06:15 EDT
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Sep 25 based on 21 water years of record more
Min
(2007)
25th
percen-
tile
Median Mean Most Recent
Instantaneous
Value Sep 25
75th
percen-
tile
Max
(2018)
5.30 10 13 26 26.5 30 138


Gage height, feet

Most recent instantaneous value: 1.40 09-25-2021   06:15 EDT
Graph of  Gage height, feet

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