Assigned Water on the Colorado River: Arizona Department of Water Resources response

The Arizona Department of Water Resources has published a thoughtful and also delightfully testy response to Enduring Solutions on the Colorado River, the white paper Kathryn Sorensen et al. (I’m one of the et alias) published in August. First a reminder of our core premise: As we work to reduce water use on the post-2026 …

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“institutional artisanship”

Water resources must be governed before they can be managed, and the crafting of governance institutions is an ongoing challenge of the human condition. Institutional artisanship requires the availability of tools for institutional design and creation, and a reflective understanding of the use of those tools. Yet neither the tools nor the understanding exist in …

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Rubber Soul, the path to elevation 1,040, and the game of chicken on the Colorado River

Two years ago, when the level of Lake Mead was hovering near elevation 1,040, my artist wife Lissa Heineman and I drove out over UNM’s fall break to see it for ourselves. Out beyond the old Boulder Harbor, we walked a half mile across mud flats to get to the water. I could look out …

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The 2024-2025 Season of Water Consumption: Can We Retain Our Gains?

By Jack Schmidt The decrease in reservoir storage following the 2024 inflow season has been thankfully modest, but not as favorable as it was at this time last year. Perseverance reducing consumptive uses and losses is needed for reliability and security in the water supply and to regain reservoir storage. Between mid-April and early July …

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Imperial Irrigation District’s water use on track for a record low, as is US Lower Basin use

Taming the Lower Basin Structural Deficit The federally funded water use reductions approved last month by the Imperial Irrigation District and the federal government have made their way into the Bureau of Reclamation’s annual forecast model (updated Sept. 6 as I’m writing this), and the numbers are remarkable. Imperial’s projected 2.2 million acre foot take …

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