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Water-Year Summary for Site 05355200

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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
05355200 CANNON RIVER AT WELCH, MN
LOCATION - Lat 44°33'50", long 92°43'55" referenced to North American Datum of 1927, in NW 1/4 SW 1/4 sec.27, T.113 N., R.16 W., Goodhue County, MN, Hydrologic Unit 07040002, on right bank 0.3 mile downstream from highway bridge at Welch and 1.8 miles upstream from Belle Creek.
DRAINAGE AREA - 1,340 mi².
REVISIONS HISTORY - WSP 1308: 1912(M). WSP 1508: 1933. WSP 1914: 1960. WRD MN-98: 1986 (M), 1997.
SURFACE-WATER RECORDS
PERIOD OF RECORD - June 1909 to January 1914 (no winter records 1909-11), November 1930 to September 1971, October 1972 to September 1987 (annual maximum only), October 1991 to current year.
GAGE - Water-stage recorder. Datum of gage is 699.16 ft above sea level (NGVD of 1929). Prior to Nov. 11, 1930, non-recording gage on highway bridge at site 0.3 mile upstream at datum 3.00 ft lower. Nov. 11, 1930 to Oct. 11, 1938, water-stage recorder at site 0.3 mile upstream at present datum.
REMARKS - Flow affected at lower stages by regulation from hydropower plant upstream.

Records good except for estimated daily discharges which are poor.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum stage known, 17.1 ft, present datum, in April 1888, from floodmark at mill about 2,400 ft upstream.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 36,100 ft³/s, stage 14.01 ft, Apr. 8, 1965; maximum stage, 15.05 ft, June 27, 1998; minimum discharge, 2.5 ft³/s, Jan. 3, 1950, result of ice jam upstream.