USGS Water-Year Summary 2022
05496000 WYACONDA RIVER ABOVE CANTON, MO
LOCATION - Lat 40°08'31.6", long 91°33'56.5" referenced to North American Datum of 1983, in SW 1/4 SW 1/4 NE 1/4 sec.28, T.62 N., R.6 W., Lewis County, MO, Hydrologic Unit 07110001, on left bank at downstream side of State Route 16 bridge, 1.9 mi upstream from Sugar Creek, 2.5 mi west of Canton, and at mi 16.7 upstream from the mouth.
DRAINAGE AREA - 393 mi².
REVISIONS HISTORY - WDR MO-92-1: 1991(M).
SURFACE-WATER RECORDS
PERIOD OF RECORD - Oct 1932 to Sep 1972, Oct 1979 to current year.
GAGE -
Water-stage recorder and crest-stage gage. Current Datum of gage is 515.746 NAVD 1988.
Datum of gage was 517.41 ft above National Geodetic Vertical Datum of 1929. Prior to May 1, 1939, nonrecording gage 500 ft downstream at datum 2.00 ft lower; Sep 25, 1975, to Sep 17, 1979, nonrecording gage at present site and at datum 2.00 ft lower.
WATER-QUALITY RECORDS
PERIOD OF RECORD - Oct 2008 to current year.