CLAIM UNDER REVIEW
The Arizona 760,000-acre-foot share is conditional on the required implementing agreements.
The Arizona 760,000-acre-foot share is conditional on the required implementing agreements.
Assessment
The cited evidence establishes the claim as stated.
This is an editorial assessment of the cited evidence, not a finding by a court or public authority.
Evidence summary
Guidelines §5.3.A.1–3 specify the Arizona 760,000, California 440,000 and Nevada 50,000 acre-foot annual shares in accordance with implementing agreements. Without those agreements, the Secretary determines apportionment under applicable law.
What the evidence establishes
Guidelines §5.3.A.1–3 specify the Arizona 760,000, California 440,000 and Nevada 50,000 acre-foot annual shares in accordance with implementing agreements. Without those agreements, the Secretary determines apportionment under applicable law.
What it does not establish
That all necessary agreements have been executed. The May 1 proposal is not an executed agreement.
What remains unknown
Current execution status was not established by the September 22 follow-up.
Supporting sources 3
- Primary source · Public statementDepartment of the Interior, August 21 operating-decision announcement
Supports the announcement date, aggregate reduction and conditional state allocation. The announcement should be read together with the final operating guidelines, which provide the operative details for the conservation period.
- Primary source · Government recordReclamation, final 2027–2028 operating guidelines
§3 printed p. 2; §5.3.A printed p. 7/PDF p. 8; §5.3.B printed p. 8/PDF p. 9; §5.9 printed p. 15.
- Primary source · Government recordLower Division States, May 1 proposal, hosted by ADWR
p. 1 term and state shares; p. 4 conservation and funding; p. 7 reservations. A proposal, not proof of executed implementing agreements.
Contradicting sources
No published contradicting sources are attached. This does not establish that none exist.
Sources 3
- Primary source · Public statementDepartment of the Interior, August 21 operating-decision announcement
Supports the announcement date, aggregate reduction and conditional state allocation. The announcement should be read together with the final operating guidelines, which provide the operative details for the conservation period.
- Primary source · Government recordLower Division States, May 1 proposal, hosted by ADWR
p. 1 term and state shares; p. 4 conservation and funding; p. 7 reservations. A proposal, not proof of executed implementing agreements.
- Primary source · Government recordReclamation, final 2027–2028 operating guidelines
§3 printed p. 2; §5.3.A printed p. 7/PDF p. 8; §5.3.B printed p. 8/PDF p. 9; §5.9 printed p. 15.
Timeline events 2
- Lower Division States date their short-term operations proposal
The proposal dated May 1 describes a 2026–2028 implementation term, proposed state shares and conservation contingent on funding. This is the document date, not a verified website publication time or executed agreement.
- Interior issues Colorado River decision framework and 2027–2028 guidelines
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.
Related articles 1
- ExplainerArizona Is Losing Colorado River Water. Is Yuma?
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.
Organizations 3
- Arizona Department of Water Resources
Arizona agency co-convening the Arizona Reconsultation Committee and hosting its planning records.
- Bureau of Reclamation
Federal agency publishing Colorado River operating guidelines, entitlement lists, project descriptions and water-accounting records.
- U.S. Department of the Interior
Federal department issuing the August 21, 2026 Colorado River operating decision.
Related topics 1
- Colorado River Water & Yuma
What federal Colorado River reductions mean for Yuma-area water holders, with evidence on priorities, planning, conservation and unresolved delivery decisions.