Halfway through June, another million acre feet on the Colorado River

The June mid-month forecast from the Colorado Basin River Forecast Center is up a million acre feet from June 1. Total April-July inflow into Lake Powell is now projected to be 6 million acre feet, up from 5 million acre feet forecast on June 1. That’s still below average, just 84 percent of the mean. …

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Taking more water from the Colorado River’s upper basin

Wyoming is pursuing federal legislation to take another 150,000 acre feet per year from its share of the Colorado River’s Upper Basin allotment: If successful, the project would allow the state to use the bulk of its remaining allocation under the Colorado River Compact, diverting another 149,600 acre-feet from the Green River annually, according to …

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San Juan-Chama project shortfall (trust me, it’s good news!)

For the second year in a row, New Mexico’s San Juan-Chama Project contractors (the biggest of which are the Albuquerque and Santa Fe metro areas) won’t get their full allocation of Colorado River Basin transboundary deliveries this year. But with the amazingly wet May and June, it could have been a whole lot worse. I’m …

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Friendly reminder: don’t freak out when Lake Mead drops below 1,075

Your friendly reminder: don’t freak out when Lake Mead drops below surface elevation 1,075 in the next few days. We don’t have a Lower Colorado River Basin “shortage”* yet, and likely won’t have for a couple more years. What counts is the August forecast of the January 1 level. Mead is forecast to drop below …

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Kenney on the West’s water problems

The University of Colorado’s Doug Kenney, who tends to be pessimistic about the Colorado River Basin’s water management problems, did find something optimistic to say in a Guardian op ed today: The situation isn’t hopeless. In Southern California, for example, the massive Imperial Irrigation District transfers water to drought-stricken communities in Los Angeles and San …

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Water policy innovation in Paolo Bacigalupi’s “The Water Knife”

Fiction can provide a useful framework for thinking through alternative approaches to real problems. In that regard, I’m enjoying Paolo Bacigalupi’s new novel The Water Knife. Set in the near future Colorado River Basin, the book makes water management seem genuinely exciting. I’ll avoid spoilers, but try to give some flavor. The opening scene involves the …

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Arizona – a century of fear that California wants to steal its water

In the fall of 1934, Arizona Gov. Benjamin Moeur dispatched the Arizona National Guard to the banks of the Colorado River near its junction with the Bill Williams to try to block efforts to build what would eventually become Parker Dam. Their fear: that the Colorado River Aqueduct, which would tap into the new reservoir, …

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Friday in Boulder, I will be optimistic

So this is happening Friday afternoon in Boulder, Colo., at the annual University of Colorado Martz Summer Conference of Water Law and Policy Nerds:    I’ll talk about social capital and adaptive capacity some, and try to make it clear that I was paying attention to the rest of the conference, but mostly I’ll just …

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“Miracle May” leaves Colorado River reservoirs in much better shape than when the month started

A month that Eric Kuhn of the Colorado River Water Conservation District in western Colorado called a “miracle May” has left the Colorado River’s two largest reservoirs in much better shape than we might have expected given the glum projections of doomsayers like me. Precipitation across the Colorado River Basin has been well above average, …

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In 1973, Mexico worried U.S. would slip radioactive waste into Colorado River drain water?

Minute 242, an addenda to the U.S.-Mexico Colorado River Treaty, (pdf) contemplated construction of a drain to safely carry high salinity U.S. drainage past municipal and agricultural intakes and dump it into a slough near the Sea of Cortez. It was a time of tension between the two countries over the salinity issue. (Evan Ward’s …

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