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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 2025
021650905 REEDY RIVER NEAR WATERLOO, SC
LOCATION - Lat 34°23'29", long 82°08'22" referenced to North American Datum of 1983, Laurens County, SC, Hydrologic Unit 03050109, at upstream of State Road S-30-06 bridge, 6.0 mi northwest of Waterloo, 7.8 mi downstream from Boyd Mill Dam.
DRAINAGE AREA - 251 mi².
REVISIONS HISTORY -
The maximum discharges for water years 2005 to 2009, 2011 and 2012 have been revised, based on the development of rating 5.1, as follows:
Water Year Date Discharge Gage Height
(ft³/s) (ft)
2005 Dec. 11, 2004 4,540 15.53
2006 Dec. 16, 2005 1,950 10.75
2007 Mar. 02, 2007 4,930 15.93
2008 Aug. 28, 2008 1,430 9.41
2009 Mar. 03, 2009 2,840 12.69
2011 Feb. 06, 2011 1,600 9.89
2012 May 15, 2012 2,860 12.74
SURFACE-WATER RECORDS
PERIOD OF RECORD - November 2004 to current year.
GAGE - Data collection platform. Datum of gage is 439.23 ft above NAVD of 1988.
REMARKS - Gage-height records are generally good to fair. Discharge records are generally good to 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-sc_nwisweb_data_inquiries@usgs.gov.
EXTREMES FOR PERIOD OF RECORD - Maximum instantaneous discharge, 11,600 cfs, Feb. 8, 2020. Maximum instantaneous gage height of 20.76 ft, Feb. 8, 2020. Minimum daily mean discharge, 12.6 cfs, Jan. 8, 2011.
