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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
021457492 ALLISON CREEK AT RD 114 NEAR YORK,SC
LOCATION - Lat 35°03'54", long 81°08'18" referenced to North American Datum of 1983, York County, SC, Hydrologic Unit 03050101, on County Rd 114 on upstream side of bridge, 6 mi North west of York and 5 mi South east of Clover.
DRAINAGE AREA - 40.3 mi².
REVISIONS HISTORY -
Gage datum was revised on Oct. 01, 2023, based on an error in the determination of the gage datum.
SURFACE-WATER RECORDS
PERIOD OF RECORD - April 2008 to current year.
GAGE - Data collection platform with 15-minute recording interval and crest-stage gage. Elevation of the gage is 572.25 ft above NAVD 1988 (from GNSS survey). Satellite telemetry at station.
REMARKS - Gage-height records are generally good. Discharge records are generally fair except for estimated discharges, which are poor. Additional details on the accuracy of the records can be obtained by contacting the USGS South Atlantic Water Science Center at gs-w-nc_nwisweb_data_inquiries@usgs.gov.
EXTREMES FOR PERIOD OF RECORD - Maximum instantaneous discharge, 2,900 cfs, November 11, 2020. Maximum instantaneous gage-height, 14.99 ft, November 12, 2020. Minimum daily mean discharge, E 0.1 cfs, August 28, 2011.
