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During cold weather, ice effects on stage, groundwater levels, precipitation and water quality parameters at some stream-gaging stations and wells are likely. Data values reported on these pages may be significantly higher or lower than actual values. Adjustment of data for ice effects can only be done after detailed analysis. Users are encouraged to contact this office for more information on specific stream-gaging stations or wells.
LOCATION.--Lat 39°41'21.2", long 75°44'55.5", New Castle County, Hydrologic Unit 02040205, on right bank 200 ft upstream from highway bridge on Paper Mill Road, at Newark, and 10.3 mi upstream from mouth. DRAINAGE AREA.--69.0 mi2. PERIOD OF RECORD.--March 1994 to current year. GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 55.31 ft above North American Vertical Datum of 1988. REMARKS.--Flow affected by the City of Newark municipal water treatment plant upstream from the station and by periodic withdrawals to maintain storage in the City of Newark's pumped storage reservoir. U.S. Geological Survey satellite data-collection platform at station. EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 16,800 ft3/s, Sep. 16, 1999, gage height, 17.13 ft; minimum discharge, 2.6 ft3/s, Sept. 13, 1995. COOPERATION.--Funding for the operation of this station is provided by the Delaware Geological Survey and the City of Newark, Delaware. CRITICAL LEVELS.--Bankfull stage; 10.0 ft (3,150 ft3/s), flood stage; 11.5 ft (5,050 ft3/s), information provided by the National Weather Service.
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