USGS Water-Year Summary 2019
01477800 SHELLPOT CREEK AT WILMINGTON, DE
LOCATION - Lat 39°45'39.5", long 75°31'07.3" referenced to North American Datum of 1983, New Castle County, DE, Hydrologic Unit 02040205, on right bank 100 ft east of intersection of 44th and Pine Streets in Clifton Park, 700 ft downstream from bridge on North Market Street in Wilmington, 0.2 mi downstream from Matson Run, and 2.3 mi upstream from mouth.
DRAINAGE AREA - 7.46 mi².
- WSP 1382: 1948(m). https://waterdata.usgs.gov/nwis/dv/?site_no=01477800: 2011-2014.
PERIOD OF RECORD - December 1945 to current year.
GAGE - Water-stage recorder, concrete control and crest stage gage. Datum of gage is 14.15 ft above North American Vertical Datum of 1988.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum stage known since at least 1940, that of July 5, 1989. Flood of Aug. 1, 1945, reached a stage of about 8.5 ft, from floodmarks.