Warning: Javascript must be enabled to use all the features on this page!

Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our mobile dedicated web site here.
Click to hideNews Bulletins
  • Notice - The USGS Water Resources Mission Area's priority is to maintain the safety and well-being of our communities, including providing critical situational awareness in times of flooding in all 50 U.S. states and additional territories. Our hydrologic monitoring stations continue to send data in near real-time to NWISWeb, and we are continuing critical water monitoring activities to protect life and property on a case-by-case basis. The health and safety of the public and our employees are our highest priorities, and we continue to follow guidance from the White House, the CDC, and state and local authorities.

  • Introducing The Next Generation of USGS Water Data for the Nation
  • Full News RSS icon

Water-Year Summary for Site USGS 06815000

Click to hide state-specific text
Click to hide Water-Year Summary instructions and information
  • 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

Print this page
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.
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.