Blog: Happy New Water Year, where’d all that Colorado River water go?
Despite that reduction in flow, total storage behind Glen Canyon and Hoover dams has dropped only 2.6 million acre feet. That is far less than you’d expect from 12 years of 1.2 maf per year flow reductions alone. That kind of a flow reduction should have been enough to nearly empty the reservoirs. Why hasn’t that happened? Because we also have been using less water.