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Water-Year Summary for Site 06895500

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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)  
00065 Gage height(Obs.)  

Water year 2020: 2020-10-01 to 2021-09-30
 

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USGS Water-Year Summary 2020
06895500 MISSOURI RIVER AT WAVERLY, MO
LOCATION - Lat 39°12'54", long 93°30'54" referenced to North American Datum of 1927, in sec.14, T.51 N., R.23 W., Lafayette County, MO, Hydrologic Unit 10300101, on downstream side of pier of bridge on State Highway 24 and U.S. Highway 65 at Waverly and at mile 293.5.
DRAINAGE AREA - 485,900 mi². the 3,959 mi² in Great Divide basin are not included.
REVISIONS HISTORY - WDR MO-76-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Oct 1928 to Mar 31, 1977, Apr 1, 1978 to current year. Gage-height records collected at same site 1878-79, 1883-99 are contained in reports of the Missouri River Commission; since 1915 in reports of the National Weather Service.
GAGE - Water-stage recorder. Datum of gage is 646.17 ft above North American Vertical Datum of 1988. Prior to Jan 1, 1934, at datum 5.00 ft lower; Mar 30, 1929, to Apr 4, 1934, nonrecording gage; Apr 5, 1934, to Jun 13, 1943, water-stage recorder; Jun 14, 1943, to Sep 15, 1944, nonrecording gage; Sep 16, 1944, to May 28, 1969, water-stage recorder all at present datum; May 29, 1969, to Jan 8, 1984, water-stage recorder at site 450 ft downstream, present datum; Jan 9, 1984, to May 24, 1984, nonrecording gage at present datum. May 24, 1984, to Apr 5, 2005, water-stage recorder at present datum. Apr 5, 2005, water-stage recorder 800 ft downstream at present site and datum.
REMARKS - Accuracy of records is discussed in the annual Station Analysis archived at the USGS MO Water Science Center.   Some regulation from many upstream reservoirs.
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Mar 2006 to Sep 2009 (Seasonally). pH: Mar 2006 to Sep 2007. WATER TEMPERATURE: Mar 2006 to Sep 2009 (Seasonally). DISSOLVED OXYGEN: Mar 2006 to Sep 2009 (Seasonally). TURBIDITY: Mar 2006 to Sep 2009 (Seasonally).
EXTREMES FOR PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Maximum daily, 829 uS/cm, Aug 8, 2007 but may have been higher during periods of missing record; minimum daily 365 uS/cm, Oct 18, 2007, but may have been lower during periods of missing record. pH: Maximum daily, 8.7 standard units, Sep 7-9, 2006; minimum daily, 7.6 standard units, May 27-29, 2007, but may have been lower during periods of missing record. WATER TEMPERATURE: Maximum daily, 32.0 °C, Jul 20, 2006; minimum daily, 2.6 °C, Mar 8, 2008. DISSOLVED OXYGEN: Maximum daily, 12.5 mg/L, Mar 23-25, 2006; minimum daily, 2.3 mg/L, Aug 11, 2007, but may have been lower during periods of missing record. TURBIDITY: Maximum daily, 1700 FNU, Apr 29, 2009, but may have been higher during periods of missing record; minimum daily, 28 FNU, Mar 7, 22-23, 2006, Jun 3, 2009, but may have been lower during periods of missing record.