USGS Water-Year Summary 2024
02102500 CAPE FEAR RIVER AT LILLINGTON, NC
LOCATION - Lat 35°24'22", long 78°48'48" referenced to North American Datum of 1983, Harnett County, NC, Hydrologic Unit 03030004, on right bank 60 ft downstream of bridge on U.S. Highway 401, 1,860 ft downstream of Southern Railway bridge, 0.5 mi north of Lillington, 1 mi downstream of Neal Creek, and at river mile 178.
DRAINAGE AREA - 3,464 mi².
REVISIONS HISTORY - WSP 1002: 1930, maximum discharge. WSP 1032: 1942, minimum discharge. WSP 1303: 1944, maximum discharge. WSP 1333: 1945, maximum discharge. WSP 1383: 1924-29, maximum and minimum discharges; 1924-29, daily discharges; 1936, daily discharges. WSP 1703: 1929, daily discharges. WDR NC-81-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Discharge, December 1923 to current year. Water quality, April 2021 to current year.
GAGE - Water-stage recorder. Satellite telemetry at streamgage.
The datum of the gage is 103.6 ft above NAVD88 NAD83(2011). Satellite telemetry at streamgage.
Historical: Datum previously reported at 104.62 ft above NGVD of 1929. December 6, 1923 to October 7, 1927, nonrecording gage and October 8, 1927 to December 2, 1975, water-stage recorder at site 60 ft upstream at bridge pier at same datum.
EXTREMES FOR PERIOD OF RECORD -
POST REGULATION (September 1981):
Maximum Discharge 62600 ft³/s, September 18, 2018
Maximum Gage Height 21.10 ft, September 18, 2018.
Maximum Water Temperature: 33.2°C, July 7, 2022
Minimum Water Temperature: 3.2°C, January 30, 2022
Maximum Specific Conductance: 314 us/cm, November 30, 2023
Minimum Specific Conductance: 41 us/cm, December 18, 2023
Maximum PH: 9.2 standard units, November 28, 2021
Minimum PH: 5.8 standard units, May 13, 2021
Maximum Dissolved Oxygen: 15.4 mg/L, December 8, 2023
Minimum Dissolved Oxygen: 5.2 mg/L, August 16, 2021
Maximum Turbidity: 359 fnu, January 10, 2024
Minimum Turbidity: 0.6 fnu, August 29, 30, September 6, 27, 28
EXTREMES FOR PERIOD PRIOR TO REGULATION - Prior to regulation, maximum discharge: 150,000 ft³/s, September 19, 1945, from rating curve extended above 76,000 ft³/s; gage height: 33.19 ft, from floodmark; minimum discharge: 11 ft³/s, October 14, 15, 1954; gage height: -0.17 ft.