Fallon County water rights

3,837 rights recorded with the state of Montana · 6 without a priority date

Open Fallon County on the map
Surface water
2,195
Groundwater
1,642

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