The Lee’s Ferry flood of record and the cat in the tree

[T]he maximum discharge known outside the period of record was about 8500 m³sec¯¹ on July 7, 1884. According to E. C. LaRue (1925), during this flood, a resident of Lees Ferry rescued his cat from the branches of an apple tree. Decades later, the resident, with “the height of the water on the trunk of …

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In western water management, the rest of us nervously watch California

One of my new lectures this semester for UNM Water Resources Program students tackled the question of where and how you draw boundaries around a water management problem. The example I worked through was the Colorado River and the U.S.-Mexico border. You have water management institutions and governance that are largely separate on each side …

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The Sacramento Delta-Colorado River connection

LA Times on the eve of the release of the EIS on Sacramento Delta water diversion tunnels: Talks are ongoing over the Colorado River, where drought and increasing demand from Arizona and Nevada may reduce California’s share. If the tunnels are never built, the Met will need to drive a harder bargain on the Colorado to …

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conservation undercuts the desalination business model

“Decoupling” – when resource use is no longer inextricably linked to population or economic growth – is a central feature of water management right now in the western United States. (See here for a deeper dive.) The LA Times’ Bettina Boxall had a great story over the weekend that illustrates its impact on a proposal …

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There will be no Colorado River Drought Contingency Plan before the end of the Obama administration

“We are not going to get the Drought Contingency Plan completed.” That was the Metropolitan Water District of Southern California’s Jeff Kightlinger this morning during the opening panel at the Colorado River Water Users Association meeting in Las Vegas. It was a very public expression of something that has been increasingly clear in recent weeks …

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How Arizona plans to help reduce the pressure on Lake Mead

With the Colorado River water management community converging on Las Vegas this week, we are likely to learn more about whether or when we’ll see a deal on the long-awaited “Drought Contingency Plan” to reduce Lower Basin use of water from Lake Mead. Under the DCP, which has been in nearly final form for the …

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Water as a tool for Middle East peace

Comments from an interesting workshop in Tel Aviv: Rather than cling to an “all or nothing” peace process, the international community should promote smaller advancements in areas such as water, Lars Faaborg-Andersen, the European Union’s ambassador to Israel said at seminar in Tel Aviv on Thursday. “We’ve spent too much time promoting an Israeli-Palestinian solution …

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