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USGS Water-Year Summary 2024
03461500 PIGEON RIVER AT NEWPORT, TN
LOCATION - Lat 35°57'38", long 83°10'28" referenced to North American Datum of 1927, Cocke County, TN, Hydrologic Unit 06010106, on left bank 100 ft upstream from bridge on U.S. Highway 25 and 70 at Newport, 0.6 mi downstream from Morell Branch, and at river mile 6.8.
DRAINAGE AREA - 666 mi².
REVISIONS HISTORY - WSP 1143: Drainage area. WSP 1306: 1901, 1904-10. WSP 1336: 1903, 1917(M), 1919-20(M), 1921, 1924(M), 1927-29(M), 1948-52 (monthly runoff).
SURFACE-WATER RECORDS
PERIOD OF RECORD - September 1900 to September 1929, October 1944 to September 1946, August 1948 to February 1982, October 1996 to current year. Monthly discharge only for some periods, published in WSP 1306. Published as "near Newport" 1945-46.
GAGE - Data Collection Platform and pressure transducer. Datum of gage is 1,038.255 ft NAVD88. Prior to Oct. 1, 1929, nonrecording gage at present site at datum 2.00 ft higher. May 8, 1945, to July 22, 1946, water-stage recorder at site 4.8 mi downstream at datum 35.85 ft lower. August 13, 1948, to Sept. 30, 1970, at present site at datum 2.00 ft higher.
REMARKS - Considerable regulation by Lakes Junaluska, Logan, and Walters for periods of low flow. Combined usable capacity of reservoirs about 12,500 cfs-days. The largest of these, Lake Walters, usable capacity, 10,400 cfs-days was completed in 1929.
EXTREMES OUTSIDE PERIOD OF RECORD - Floods of Mar. 7, 1867, and June 17, 1876, reached a stage of 23 ft. present datum, prior to 1945 at datum 1.9 ft. higher, due to removal of mill dam, discharge, 48,000 ft³/s, and flood of August 30, 1940, reached a stage of 19.3 ft. present datum, discharge 36,000 ft³/s, from reports of Tennessee Valley Authority.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 50,000 ft³/s, February 28, 1902, gage height 23.40, present datum, under previous conditions the stage for this flood would be about 1.9 ft. lower due to removal of dam 1.3 mi downstream in 1945, from reports of Tennessee Valley Authority. Minimum discharge, 38 ft³/s, October 5, 1952.
