USGS Water-Year Summary 2019
02196999 SAVANNAH RIVER AT NEW SAVANNAH BLUFF LOCK AND DAM AT AUGUSTA, GA
LOCATION - Lat 33°22'23", long 81°56'32" referenced to North American Datum of 1927, Richmond County, GA, Hydrologic Unit 03060106, at New Savannah Bluff lock and dam, 0.3 mi upstream from Butler Creek, 12.0 mi downstream from Augusta, and at mile 187.5.
DRAINAGE AREA - 7,508 mi².
PERIOD OF RECORD - October 1989 to September 2001, October 2004 to current year. Records prior to 1989 are in the files of the U.S. Geological Survey.
GAGE - Data collection platform. Datum of gage is NGVD of 1929 (U.S. Army Corps of Engineers bench mark). Prior to October 1, 2006 at same site at datum 4.0 ft higher. Prior to October 1, 2008 at same site at datum of 96.58 ft.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height 119.33 ft, Jan. 1, 2016; minimum gage height, less than 101.08 ft, Jan. 17-20, 2000. Extremes adjusted to current datum.
PERIOD OF RECORD - March 1991 to September 2001. October 2004 to current year.
INSTRUMENTATION - Tipping bucket raingage and data collection platform.