Linked from
The 19 pages that link to Colorado River Compact, each with the reason it gives.
ArizonaRelated: Its allocations shape Arizona’s water supply and interstate disputes.
Lake MeadRelated: Its allocations shape demands on Lake Mead and the river system supplying it.
NevadaRelated: Its allocation framework constrains Nevada’s share of the water used by Las Vegas.
UtahRelated: Utah’s water rights are tied to the river system shared across the arid Southwest.
Mountain StatesRelated: It governs water allocation across states in and beyond the region.