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Gila River Indian Community Water Rights Settlement Act of 2004

Gila River Indian Community of the Gila River Indian Reservation, Arizona, Tohono O'odham Nation · AZ · enacted 2004 Enacted

Tribe(s)

Gila River Indian Community of the Gila River Indian Reservation, Arizona, Tohono O'odham Nation

State(s)

Enacted

2004

Public law

P.L. 108-451

Funds authorized

$2.33B

CRS R44148 Table 1, 'Authorized Federal Cost (nominal, $ in millions)': $2328.3 million. CRS footnote a: CBO originally estimated the 10-year (FY2005-FY2014) cost at $445 million; total costs beyond that window are considerably more and depend on balances in the Lower Colorado River Basin Development Fund

Water quantified

653,500 AF/yr

CRS R44148 Table 1, 'Total Acre-Feet Awarded per Year': 653,500 AF/yr

River basin / system

Gila River / Central Arizona Project (Colorado River water) (Arizona)

src: govinfo.gov

Source discrepancy on record: {"field":"scope","doi":"DOI lists Title II only, as 'Gila River Indian Community Water Rights Settlement Act of 2004' (noting 'Arizona Water Rights Settlement Act of 2004')","crs":"CRS R44148 Table 1 lists the whole 'Arizona Water Settlements Act of 2004' (P.L. 108-451), covering both the Gila River Indian Community and the Tohono O'odham Nation"} · {"field":"name","doi":"Gila River Indian Community Water Rights Settlement Act of 2004","crs":"Arizona Water Settlements Act of 2004"}

Status as of 2026-09-01 (site compilation date). Settlement implementation and related litigation continue after enactment; verify against the official record before relying on any statement here.

Sources

DOI Secretary's Indian Water Rights Office — Enacted Indian Water Rights Settlements (doi.gov, retrieved 2026-09-01)
CRS Report R44148, Indian Water Rights Settlements, updated June 17, 2025, Table 1 (congress.gov, retrieved 2026-09-01)