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 Next Generation Station Page here.
Click to hideNews Bulletins

Water-Year Summary for Site 07143665

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 2021: 2020-10-01 to 2021-09-30
 

Print this page
USGS Water-Year Summary 2021
07143665 LITTLE ARKANSAS RIVER AT ALTA MILLS, KS
LOCATION - Lat 38°06'44", long 97°35'30" referenced to North American Datum of 1927, in SW 1/4 NW 1/4 NW 1/4 sec.30, T.22 S., R.2 W., Harvey County, KS, Hydrologic Unit 11030012, on right bank at downstream side of county highway bridge, 0.4 mi south of Alta Mills, 0.8 mi downstream from Sand Creek, and at mile 50.1.
DRAINAGE AREA - 736 mi² of which 55 mi² probably is noncontributing.
REVISIONS HISTORY - WDR KS-74-1: 1974(M). KS-80-1: 1980(M). KS-86-1: 1986(M).
SURFACE-WATER RECORDS
PERIOD OF RECORD - June 1973 to current year.
GAGE - Water-stage recorder. Current datum of gage is 1,392.04 ft. above mean sea level (NAVD88). Old datum was 1,391.40 ft. above NGVD of 1929.
REMARKS - Natural flow of stream affected by ground-water withdrawals for irrigation and return flow from irrigated areas. Satellite telemeter at station.
EXTREMES FOR PERIOD OF RECORD -

Flood of Oct. 31, 1979 reached a gage-height of 27.34 ft. with a corresponding discharge of 29,300 cfs.

Flood of July 14, 1993 reached a gage-height of 27.30 ft. with a corresponding discharge of 21,000 cfs.

Flood of Nov. 2, 1998 reached a gage-height of 25.87 ft. with a corresponding discharge of 17,300 cfs.

Flood of May 7, 2019 reached a gage-height of 25.81 ft. with a corresponding discharge of 11,400 cfs.