USGS Water-Year Summary 2021
01480120 CHRISTINA RIVER AT WILMINGTON, DE
LOCATION - Lat 39°44'09.9", long 75°32'26.0" referenced to North American Datum of 1983, New Castle County, DE, Hydrologic Unit 02040205, on left bank of Christina River, on bulkhead at City of Wilmington Fire Station Number 7, 300 ft downstream of highway bridge (Christina Ave.), 0.7 mi upstream of Brandywine Creek, and 2.5 mi upstream of mouth.
DRAINAGE AREA - Not determined.
PERIOD OF RECORD - April 2006 to current year.
GAGE - Water-stage recorder. Datum of gage is 0.00 ft above North American Vertical Datum of 1988. Prior to October 1, 2015, at datum 1.12 ft higher.
EXTREMES FOR PERIOD OF RECORD - Maximum elevation, 7.16 ft, NAVD88 (8.28 ft, NGVD29), October 30, 2012; minimum elevation -6.44 ft, NAVD88 (-5.32 ft, NGVD29) March 6, 2007.