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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
02157500 MIDDLE TYGER RIVER AT LYMAN, SC
LOCATION - Lat 34°56'35", long 82°08'00" referenced to North American Datum of 1927, Spartanburg County, SC, Hydrologic Unit 03050107, on left bank, 200 ft upstream from bridge on State Highway 292 at Lyman.
DRAINAGE AREA - 68.3 mi².
REVISIONS HISTORY - The maximum discharge for water year 2024 was revised on
June 26, 2025, based on drainage area computation calculation using downstream
site 02157510 with updated discharge from Rating #8.0 created using indirect
measurement made following the flood of September 27, 2024.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Annual maximum, January 1938 to January 1968, July 1975 to current year.
GAGE - Crest-stage gage. Datum of Gage is 775.6 ft. above NAVD of 1988. Minimum recordable elevation is 2.73 ft (USGS gage datum).
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 4,800 ft³/s, Aug. 14, 1940, gage height, 16.16 ft.
