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Notice - The USGS Water Resources Mission Area's priority is to maintain the safety and well-being of our communities, including providing critical situational awareness in times of flooding in all 50 U.S. states and additional territories. Our hydrologic monitoring stations continue to send data in near real-time to NWISWeb, and we are continuing critical water monitoring activities to protect life and property on a case-by-case basis. The health and safety of the public and our employees are our highest priorities, and we continue to follow guidance from the White House, the CDC, and state and local authorities.
LOCATION.--Lat 39°39'17.3", long 76°46'51.3", referenced to North American Datum of 1983, Baltimore County, MD, Hydrologic Unit 02060003, on left bank off of Gunpowder Road (formerly Upper Beckleysville Road), 1,000 ft upstream from Prettyboy Reservoir, 0.9 mi north of Beckleysville, and 1.7 mi downstream from Indian Run. DRAINAGE AREA.--7.68 mi2. PERIOD OF RECORD.--March 2000 to current year. GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 525.34 ft above North American Vertical Datum of 1988. Previously operated as a low-flow partial-record station during water years 1977-82 at same location. REMARKS.--U.S. Geological Survey satellite data-collection platform at station. EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 2,230 ft3/s, July 23, 2018, gage height, 7.85 ft; minimum discharge, 0.54 ft3/s, Aug. 21-23, 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.
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Value Apr 7