MWD increases its Lake Mead withdrawals

@mwdh2o has moved to a six pump flow on the Colorado River Aqueduct to start the new year in case the Drought Contingency Plan not finalized. Can’t afford to leave 5-600,000 AF of ICS storage stuck in Lake Mead if we go into shortage. — Jeffrey Kightlinger (@8thGenCA) January 5, 2019 For background: Meanwhile the …

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Happy New Year, Lake Mead dropped another foot in 2018

By the numbers, Lake Mead began 2019 at elevation 1,081.47 feet above sea level, down a foot in 2018. This comes in spite of yet another Upper Basin release of 9 million acre feet from Glen Canyon Dam last year, an extra 770,000 acre feet above the 8.23 million acre feet the Lower Basin can …

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DCP by the numbers

I’m forever needing to look up these numbers, sticking them here so I can find them easily, and y’all can as well. It’s the cuts by Lake Mead elevation levels for the various parties under the Colorado River Drought Contingency Plan and the related Minute 323 between the U.S. and Mexico:

Megadrought

In the southwest…. “The last 19 years have been equivalent to the worst 19 years of the worst mega-droughts on record,” said Park Williams, a professor of bioclimatology at Columbia University, at a presentation of the work. Only three recent mega-droughts—in the late 800s, the mid-1100s, and the late 1500s—were worse than the current period, …

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Beyond the Colorado River Drought Contingency Plan

LAS VEGAS – With Commissioner of Reclamation Brenda Burman’s ultimatum to the Colorado River Basin States at the just-completed Colorado River Water Users Association meeting in Las Vegas, it seems we’re going to get a Drought Contingency Plan, or something very much like it, in 2019. This could be very messy, but it suggests that …

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Another Arizona Colorado River Drought Contingency Plan sticking point?

A letter this afternoon from Arizona Department of Water Resources Director Tom Buschatzke to Central Arizona Project board members, also circulated to Arizona’s Drought Contingency Plan Steering Committee, suggests another hangup in Arizona’s efforts to agree on a plan to reduce its Colorado River water use. It involves the distinction between using water from on-river …

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