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Water-Year Summary for Site USGS 03567500

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  

Water year 2020: 2019-10-01 to 2020-09-30
 

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USGS Water-Year Summary 2020
03567500 SOUTH CHICKAMAUGA CREEK NEAR CHICKAMAUGA, TN
LOCATION - Lat 35°00'50.57", long 85°12'23.91" referenced to North American Datum of 1927, Hamilton County, TN, Hydrologic Unit 06020001, on left bank, atop flood levee, 400 ft. upstream from bridge on U.S. Hwy 11/64 (Brainerd Rd.), 0.8 mi. downstream of confluence of West Chickamauga Creek and South Chickamauga Creek, 6.0 miles east of the city hall in Chattanooga, and at river mile 12.2.
DRAINAGE AREA - 428 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Operated as a continuous-record gage from Oct. 1928 to Sept. 1978. Operated as a stage only gage, with fragmentary record, from Oct. 1978 to Sept. 1980. Operated as a continuous-record gage from Oct. 1980 to Sept. 1994. Operated as a continuous-record gage from Apr. 1, 2012 to current year.
GAGE - Data collection platform with pressure sensor and crest stage gage. Datum of gage is 644.06 ft NAVD88. Prior to Oct. 7, 1930, nonrecording gage. Oct. 7, 1930 to Oct. 29, 1980, water-stage recorder at site 1,000 ft upstream at datum 7.00 ft higher.
REMARKS - Records fair except for estimated daily discharges which are poor and other periods as noted.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 30,000 ft³/s, Mar. 17, 1973, gage height 28.70 ft; maximum gage height, 30.75 ft., Mar. 17, 1973, from floodmarks (backwater from Tennessee River); minimum discharge 61 ft³/s, Oct. 8, 1941