Reclamation, final 2027–2028 operating guidelines

Arizona’s approximately 27% statewide calculation does not establish an across-the-board 27% cut to Yuma.

The Arizona 760,000-acre-foot share is conditional on the required implementing agreements.

The federal 2027–2028 guidelines set an annual Lower Basin reduction of 1.25 million acre-feet.

The guidelines specify 700,000 acre-feet of additional voluntary conservation in total across 2026–2028.

Interior announces the federal decision, including an annual 1.25-million-acre-foot Lower Basin reduction for 2027 and 2028. The state split remains tied to implementing agreements. The broader decision framework covers 2027–2036.

Arizona’s conditional 760,000-acre-foot share does not establish a uniform 27% cut to Yuma. Here is what the official records say about local priorities, planning and the decisions still unresolved.

Arizona agency co-convening the Arizona Reconsultation Committee and hosting its planning records.

Federal agency publishing Colorado River operating guidelines, entitlement lists, project descriptions and water-accounting records.

CAWCD operates the Central Arizona Project. This record covers the district and its CAP operating identity, not all Arizona water users.

Federal department issuing the August 21, 2026 Colorado River operating decision.

What federal Colorado River reductions mean for Yuma-area water holders, with evidence on priorities, planning, conservation and unresolved delivery decisions.