Brad Udall on the Drying of the Colorado River Basin

The only lever we currently control is the demand lever. – Brad Udall, Stegner Colorado River Symposium, March 18, 2022 Colorado State University climate researcher Brad Udall poked again last week at a question he’s been thinking and speaking about for the past year – the knock-on effects of summer warming in the Colorado River …

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Colorado River Compact at 100; Lake Powell at 3,524.42

The most interesting news at this week’s University of Utah Stegner Symposium on the Colorado River Compact, past and future may be the news that we didn’t hear. It was an amazing gathering, bringing together pointy headed academics like me with most of the basin management leadership team from tribes, state and local agencies, and …

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Getting Acquainted with the Colorado River Basin: 100 years ago in compact negotiations

By Eric Kuhn and John Fleck The Colorado Commissions’ 8th Meeting Wednesday, March 15th, 1922, Phoenix, Arizona After a six-week break from the disappointing series of negotiating meetings that ended on January 31st  in Washington, D.C., the commissioners from the seven U.S. Colorado River Basin states and the federal government reconvened for the group’s 8th …

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When they thought the Salton Sea would bring New Mexico rain

The members of the Cattle and Horse Protective association of New Mexico, composed of men who are naturally deeply interested in a copious rainfall, believe that the Salton sea has given New Mexico a better climate. At any rate they want the matter investigated before Uncle Sam dykes up the Colorado river permanently. – Albuquerque …

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A lack of curiosity about the Colorado River’s flow: 100 years ago in Compact negotiations

By Eric Kuhn and John Fleck As the Colorado River Compact’s negotiators got down to work a century ago, their lack of curiosity about how much water the river might be able to provide began to emerge. Colorado’s Delph Carpenter understood that he represented the interests of a headwaters state. Four major rivers, including the …

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Irrigable lands? Rescue for a floundering Reclamation Service? January 28th, 1922, A Hundred Years Ago at Compact Negotiations

Eric Kuhn and John Fleck In complex multi-party negotiations like the Colorado River Compact process, it is rare that major progress or breakthroughs happen during one of general sessions.  Instead, real progress is more often made during the more candid discussions between smaller groups of negotiators during breaks, after-dinner discussions, and occasionally sub-committees. Most of …

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Desalination, Arizona, and magical thinking

Tony Davis had a great story in the Daily Star over the weekend on the allure of desalination of ocean water as Arizona struggles with shrinking Colorado River supplies. Tony’s excellent work on this question susses out the problems: ocean desal is costly, like really costly ocean desal is energy intensive, like really energy intensive …

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A century ago, Colorado River Compact negotiations begin

By Eric Kuhn and John Fleck Herbert Hoover’s words a century ago were chosen with care. Might it be possible, he wondered, for the state officials gathered around him that day “to agree upon a compact between the seven states of the Colorado Basin, providing for an equitable division of the water supply of the …

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Back in the days when the Salton Sea was rising

A friend shared this, from the Sandia Lab News, circa 1955: New Dyke Will Give Salton Sea Test Base Protection Against Rapidly Rising Water The steadily rising water level of the Salton Sea in southern California is presenting a problem for the U.S. Atomic Energy Commission in seeking to safeguard test facilities operated by Sandia …

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