Brian Maffly writes this week about the new Tusher Dam on the Green River, a little diversion structure that diverts water to a bit more than 5,000 acres that apparently grows delicious melons. The old dam was in trouble, and the new one has been crafted to expand the range of natural and societal values …
Continue reading ‘Melons, boats, fish: the new Tusher Dam on the Green’ »
A flurry of public discussion over the last week about a possible water conservation deal on the Lower Colorado River illustrates the central dilemma in the river basin’s water use problems. tl;dr This is a very important agreement. Modeling suggests that, if implemented, it could slow the steep decline in Lake Mead. The water conservation …
Continue reading ‘Is the Colorado River community nearing a water-saving deal?’ »
The San Diego County Water Authority’s use peaked in 2002 at 732k acre feet. Last year it was down to 522kaf, a 29 percent drop even as population has risen by 12 percent. This is one of many examples of “decoupling” between growth and water use. As we adapt to conditions of increasing water scarcity …
Looks like significant progress toward an Arizona-California deal to slow Lake Mead’s decline, according to a story from the Arizona Daily Star’s Tony Davis: Arizona, California and Nevada negotiators are moving toward a major agreement triggering cuts in Colorado River water deliveries to Southern and Central Arizona to avert much more severe cuts in the …
Continue reading ‘More cuts, sooner, under Lower Colorado deal taking shape’ »
The East Mesa Water Co., in its grant application to the roundtable, says the ditch has a service area of 740 acres. And it says the hay grown on that 740 acres is worth about $500,000 annually, assuming a yield of four tons per acre and a hay price of $170 a ton. The ditch …
Continue reading ‘The many values of Colorado River Basin irrigated agriculture’ »
Metropolitan Water District of Southern California PR circa 1935. Via the delightful MWD 75, Met PR circa 2016.
My life’s kind of a blur right now, but the official Island Press announcement of my book, along with the unveiling of its cover, is a thing that has just happened, so let me pause and catch my breath. People familiar with my frequent ranting about how Mark Twain never said the thing about whiskey …
Continue reading ‘“Water is for Fighting Over” – on the shelves in September’ »
No matter how big the reservoir, “if you’re taking more out than you put in, you’ve got a problem,” former U.S. Interior Department water and science chief Anne Castle said. Via Brandon Loomis
Tony Davis raises an important issue this morning about Colorado River Basin collaborative problem solving: But while most of the summit was filled with talk of new technologies and research tools, massive corporate investments in new supplies and hope for ramped-up conservation measures, an Arizonan who spoke at the four-hour summit offered a more discordant …