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Water-Year Summary for Site USGS 06815000

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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(Mean)  

Water year 2019: 2018-10-01 to 2019-09-30
 

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USGS Water-Year Summary 2019
06815000 Big Nemaha River at Falls City, Nebr.
LOCATION - Lat 40°02'08", long 95°35'45" referenced to North American Datum of 1927, in NE 1/4 SE 1/4 sec.22, T.1 N., R.16 E., Richardson County, NE, Hydrologic Unit 10240008, on right bank near upstream side of bridge on U.S. Highway 73, 1 mi south of Falls City and 14.5 mi upstream from mouth.
DRAINAGE AREA - 1,339 mi².
REVISIONS HISTORY - WSP 1086: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - March 1944 to current year. Prior to October 1967, published as Nemaha River at Falls City.
GAGE - Water-stage recorder with satellite telemetry. Datum of gage is 858.24 ft above sea level. Prior to Oct. 16, 1952, non-recording gage; and Oct. 17, 1952 to Aug. 24, 1982, water-stage recorder for stages above 6.1 ft at site 150 ft downstream at datum 3.0 ft higher. Aug. 25, 1982 to Sept. 30, 1997, at present site at datum 3.0 ft higher.
REMARKS - Accuracy of records for water years prior to 2014 are noted in the individual Annual Data Reports for those water years. For water years 2014 onward, records fair to good except for estimated daily discharges, which are poor, unless otherwise noted.
EXTREMES FOR PERIOD OF RECORD - Maximum peak flow, 71,600 ft³/s, October 11, 1973, gage height, 31.40 ft, datum then in use.