Agua Caliente Band of Cahuilla Indians v. Coachella Valley Water District

OPINION

TALLMAN, Circuit Judge:

‘When the well’s dry, we know the worth of water.” Benjamin Franklin (1706-1790), Poor Richard’s Almanac.

The Coachella Valley Water District (“CVWD”) and the Desert Water Agency (“DWA”) (collectively, the “water agencies”) bring an interlocutory appeal of the district court’s grant of partial summary judgment in favor of the Agua Caliente Band of Cahuilla Indians (the “Tribe”) and the United States. The judgment declares that the United States impliedly reserved appurtenant water sources, including groundwater, when it created the Tribe’s reservation in…