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Reclamation's release 'For Release: Aug 21, 2026': 'Secretary Burgum signs 2027-2028 Operating Guidelines and Record of Decision'; the guidelines provide 'reductions in deliveries ... of 1.25 million acre-feet in each year of the next two years', so the period runs through 2028.
Reclamation's decision-document page: the Record of Decision for the Decision Framework for Colorado River Guidelines: Coordinated Operations of Lake Powell and Lake Mead (2027-2036), to be implemented by 1 October 2026.[1]
The Department of the Interior's own copy of the release, dated 21 August 2026.[1]
Lake Mead hit its record low of 1,040.50 feet two weeks before the decision.[1]
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The new mandate is estimated to deliver $26.5 billion in public health benefits in California in avoided health impacts and deaths due to diesel pollution.
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