USGS Water-Year Summary 2019
02087580 SWIFT CREEK NEAR APEX, NC
LOCATION - Lat 35°43'08", long 78°45'08" referenced to North American Datum of 1983, Wake County, NC, Hydrologic Unit 03020201, on right bank at downstream side of bridge on Secondary Road 1152, 2.8 mi downstream from Williams Creek, and 6 mi east of Apex.
DRAINAGE AREA - 21 mi².
- WDR NC-03-1A: 2002 (daily discharges, annual maximum discharge)
PERIOD OF RECORD - March 2002 to current year. Occasional discharge measurements, water years 1953-1969.
GAGE - Water-stage recorder. Datum of gage is 292.22 ft above National Geodetic Vertical Datum of 1929. Satellite telemetry at streamgage.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge for period of record, 5,260 ft³/s, June 14, 2006, from rating curve extended above 3,000 ft³/s by logarithmic plotting; maximum gage height for period of record, 13.86 ft, from crest-stage gage reading. No flow occurs at times most years.
PERIOD OF RECORD - December 2007 to current year.
INSTRUMENTATION - Tipping bucket raingage. Satellite telemetry at station.