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Click for larger image LOCATION.Lat 39°14'24.0", long 76°41'31.9", Baltimore County, MD, Hydrologic Unit 02060003, on left bank 50 ft upstream from bridge on Tom Day Boulevard at U.S. Route 1 in Arbutus, 0.5 mi upstream from mouth, and 2 mi south of Baltimore City limits.
DRAINAGE AREA.--2.47 mi2.
PERIOD OF RECORD.--August 1957 to September 1989, October 1998 to current year.
REVISIONS HISTORY.--WDR MD-DE-81: 1979. https://waterdata.usgs.gov/nwis/dv?site_no=01589100: 2013-2014.
GAGE.--Water-stage recorder, V-notch sharp crested weir and crest-stage gage. Datum of gage is 40.17 ft above North American Vertical Datum of 1988. Prior to August 1981, at site 100 ft downstream at same gage datum.
REMARKS.--U.S. Geological Survey satellite data-collection platform at station. Slight regulation at low flow from unknown source upstream from station.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 2,460 ft³/s, Sept. 6, 1979, gage height, 6.80 ft, at previous site; maximum gage height, 13.70 ft, Sept. 6, 1979, from floodmarks at current location; minimum discharge, 0.15 ft³/s, Sept. 16, 25, 2016.
COOPERATION.--Funding for the operation of this station is provided by the Baltimore County Department of Environmental Protection & 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 Available Period
1998-10-03  2021-09-25
2007-10-01  2021-09-25


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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: 0.75 09-25-2021   06:40 EDT
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Sep 25 based on 55 water years of record more
Most Recent
Value Sep 25
Median 75th
Mean Max
0.39 0.6 0.75 1 2.1 4.3 83.0

Gage height, feet

Most recent instantaneous value: 0.95 09-25-2021   06:40 EDT
Graph of  Gage height, feet

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