CLAIM UNDER REVIEW
The federal 2027–2028 guidelines set an annual Lower Basin reduction of 1.25 million acre-feet.
The federal 2027–2028 guidelines set an annual Lower Basin reduction of 1.25 million acre-feet.
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
The August 21 announcement and guidelines §5.3.A, printed page 7 (PDF page 8), establish the aggregate annual reduction for 2027 and 2028.
What the evidence establishes
The August 21 announcement and guidelines §5.3.A, printed page 7 (PDF page 8), establish the aggregate annual reduction for 2027 and 2028.
What it does not establish
An individual Yuma user’s reduction or a uniform local percentage.
What remains unknown
Individual implementation and delivery orders.
Supporting sources 2
- 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.
Contradicting sources
No published contradicting sources are attached. This does not establish that none exist.
Sources 2
- 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.
Timeline events 1
- 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 2
- 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.