River beat: what a difference a month makes

The latest USBR monthly Colorado River is out, and just wow. From Shaun McKinnon: In its latest 24-month report, the U.S. Bureau of Reclamation added almost 1 million acre-feet to the estimated amount of water that will be released from Lake Powell downstream into Mead, the wetter forecast possible because of near-record snowpack on the …

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About that whole peripheral thingie…

Matt Weiser reports the Brown administration* is backing away from a giant “Peripheral Tunnel” option for solving California’s bay-delta mess, or at least backing away from the notion that the big tunnel is The Plan: Gov. Jerry Brown’s top water official revealed Tuesday that a giant tunnel diverting water from the Sacramento River is no …

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Flood memory half-life

Given the current flooding on the Mississippi, this from the Public Policy Institute of California’s discussion of flood risk in that state seems relevant: Perception of risk directly changes pressure for improving flood management. Longer periods of time since a natural disaster reduce the perception of risk—a phenomenon referred to as the “flood memory half-life.” …

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Thinking about the Sacramento-San Joaquin Delta: click your heels together three times…

In trying to understand California’s efforts to deal with its Bay-Delta water problems, I’ve been digging into the Delta Stewardship Council and Bay Delta Conservation Plan processes, and frankly have been left feeling a bit like Dorothy upon her descent into Oz – lots of familiar cues, but over and over again things weren’t quite …

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Is Desal Really Only an Option at the Margins?

Rob Davis at Voice of San Diego has a nice overview of the proposal being considered to build a desalination plant on the coast of Baja, near Tijuana, to provide water for U.S. and Mexican users: Together with the Mexican government, the agencies supplying San Diego, Los Angeles, Las Vegas, Phoenix and Tucson are studying …

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Is it about the alfalfa? Thinking Like a River Basin…

Headed toward the river on my bike yesterday, I ended up riding for a while with an acquaintance I hadn’t seen in a while. I mentioned I was working on a Colorado River book (it’s my standard excuse for “not having a lot of miles in my legs”, as the cyclists say) and talk turned …

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