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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
01608000 SOUTH FORK SOUTH BRANCH POTOMAC RIVER NEAR MOOREFIELD, WV
LOCATION - Lat 39°00'44", long 78°57'23" referenced to North American Datum of 1927, Hardy County, WV, Hydrologic Unit 02070001, on right bank 0.2 mi downstream from Stony Creek, 3.5 mi south of Moorefield, and at mile 5.3.
DRAINAGE AREA - 276 mi².
REVISIONS HISTORY - WSP 1141: 1933(M), 1940, 1942-43, 1945, 1948(M). WSP 1302: 1931(M), 1935(M). WDR WV-97-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - June 1928 to September 1935, August 1938 to September 1972, and October 1972 to current year.
GAGE - Water-stage recorder. Datum of gage is 861.16 ft above NAVD of 1988. Prior to Mar. 11, 1940, non-recording gage at Harness Ford Bridge 2.0 mi upstream at datum about 31 ft higher. Prior to Oct. 1, 1965, published as South Fork of South Branch Potomac River near Moorefield.
REMARKS - Maximum discharge, 110,000 ft³/s, from rating curve extended above 39,000 ft³/s on basis of slope-area measurement of peak flow, highest since 1878. Beginning in 1973, the flow from 92.7 mi² upstream from station has been partially controlled, but not diverted, by several floodwater-detention reservoirs with a total combined detention capacity of 19,870 acre-ft.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of May 1924 reached a stage of 13.5 ft, from floodmarks, at site and datum then in use, discharge, about 28,000 ft³/s.
