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Questions or concerns about USGS streamflow data in Wyoming and Montana can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168).

UPDATED May 1, 2018: USGS streamflow monitoring will be discontinued at the following sites effective July 1, 2018:
  • 06268600 Bighorn River at Worland, WY (1965 to present; 7 years)
  • 06299980 Tongue River at Monarch, WY (2004 to present; 13 years)
  • 06313500 Powder River at Sussex, WY (1938 to present; 46 years)
  • 06755960 Crow Creek at 19th Street at Cheyenne, WY (1993 to present; 24 years)
USGS streamflow monitoring will be discontinued at the following site effective October 1, 2018:
  • 06274300 Bighorn River at Basin, WY (1990 to present)
USGS monitoring activities at these sites were funded by partner agencies. Lack of partner funding for these sites results in discontinuation of all streamgaging activities. Questions or concerns can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168).

USGS 06454100 Niobrara River at Agate, Nebr.


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Station operated by the USGS Wyoming Water Science Center in cooperation with the National Park Service Northern Great Plains Network, Agate Fossil Beds National Monument, and Nebraska Department of Natural Resources.

Available Parameters Available Period
All 5 Available Parameters for this site
00010 Temperature, water 2014-02-19  2017-11-01
00065 Gage height 2014-02-19  2017-11-01
00095 Specific cond at 25C 2014-02-19  2017-11-01
00300 Dissolved oxygen 2014-02-19  2017-10-20
00400 pH 2014-02-19  2017-11-01

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Days  (7)

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Summary of all available data for this site
Instantaneous-data availability statement
*** There are no data available on the Waterdata system for the time period specified,
    although data may be available in the files of the local USGS office operating the station.