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Water-Year Summary for Site 06935890

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00060 Discharge(Mean)  
00065 Gage height(Obs.)  

Water year 2021: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 38°40'57.9", long 90°29'20.0" referenced to North American Datum of 1983, in T.46 N., R.5 E., St. Louis County, MO, Hydrologic Unit 10300200, 200 ft downstream of Highway 340 bridge, 2.10 mi west of Interstate 270, 2.95 mi north U.S. Route 40, and 5.80 mi upstream of Missouri River.
REVISIONS HISTORY - WDR MO-03-1: 1997-2002 (P); WDR-US-10: 2009.
PERIOD OF RECORD - Jun 1997 to current year. Annual peaks only for 1972-1974 water years published in WRD MO 1974.
REVISED RECORDS - WDR MO-03-1: 1997-2002 (P); WDR-US-10: 2009.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 449.43 ft above National Geodetic Vertical Datum of 1929. Prior to Jun 1997, at datum 451.10 ft above National Geodetic Vertical Datum of 1929.
REMARKS - Accuracy of records is discussed in the annual Station Analysis archived at the USGS MO Water Science Center.  
EXTREMES OUTSIDE PERIOD OF RECORD - Flood in Apr 11, 1979 reached a stage of 14.78 ft, former datum, discharge 4,820 ft³/s.
PERIOD OF RECORD - Aug 1997 to Sep 07.