Jefferson County water rights

6,505 rights recorded with the state of Montana · 76 without a priority date

Open Jefferson County on the map
Groundwater
4,517
Surface water
1,988

Streams and named sources

Each source page lists its rights in priority order, which is the order water is shared out in a shortage.

Every right in the county, most senior first

Priority date · senior to junior

  • Before 1880
  • 1880–1899
  • 1900–1919
  • 1920–1949
  • 1950–1972
  • 1973–1999
  • 2000 and later
  • No priority date