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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 06329500 Yellowstone River near Sidney MT

Richland County, Montana
Hydrologic Unit Code 10100004
Latitude  47°40'38.69", Longitude 104°09'19.48" NAD83
Drainage area 69,099  square miles
Contributing drainage area 68,407  square miles
Gage datum 1,882.87 feet above NAVD88

Period of record
Begin Date End Date Count
1967-06-18 2025-07-30 401

 
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