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LOCATION.--Lat 39°24'34.6", long 76°33'26.1", Baltimore County, MD, Hydrologic Unit 02060003, 
   on left bank, 1500 ft upstream from Sherwood Bridge in Cromwell Valley Park, 1.4 mi upstream 
   from mouth, 1.6 mi northwest of Carney, and 4.5 mi southwest of Glen Arm.
DRAINAGE AREA.--2.06 mi2.
PERIOD OF RECORD.--October 2001 to current year.
REVISIONS HISTORY.--https://waterdata.usgs.gov/nwis/dv/?site_no=0158397967: 2016.
   https://waterdata.usgs.gov/nwis/dv/?site_no=0158397967: 2015-2018.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 216.12 ft above North American 
   Vertical Datum of 1988, from digital elevation model. Prior to August 14, 2015, gage located on 
   left bank, 190 ft downstream, at same gage datum.
REMARKS.--U.S. Geological Survey satellite data-collection platform at station. 
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 1,800 ft3/s, July 14, 2015, gage height, 9.15 ft;
   Maximum gage height, 10.41 ft, Aug. 13, 2018, at site currently in use; minimum discharge
   measurement, 0.04 ft3/s, August 21, 2002; instantaneous discharge may have been lower
   during periods of estimated record between August 1, and September 25, 2002.
COOPERATION.--Funding for the operation of this station is provided by the Baltimore County Department 
   of Environmental Protection and Sustainability, and the U.S. Geological Survey.
Boating safety tips
This station managed by the MD-DE-DC Water Science Center Baltimore office.

Available Parameters Period of Record
2001-10-01  2021-06-15


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

Discharge, cubic feet per second

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