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Site Map for Montana

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

Updated September 18, 2020 - USGS water-resources monitoring activities were restored effective August 17, 2020 at the following site:
  • 06088500 Muddy Creek near Vaughn, Montana (POR: 82 years)

Updated June 11, 2020 - USGS water-resources monitoring activities will be restored at the following sites:
  • 12323600 Silver Bow Creek at Opportunity, Montana (POR: 31 years)
  • 12323750 Silver Bow Creek at Warm Springs, Montana (POR: 35 years)


USGS 462334111311701 Upper Canyon Ferry Lake near Townsend, MT


Broadwater County, Montana
Hydrologic Unit Code 10030101
Latitude  46°23'34", Longitude 111°31'17" NAD27
Gage datum 3,797 feet above NGVD29
Location of the site in Montana