Report Comparing Futures for the Sacramento-San Joaquin Delta By Ellen Hanak, Jay Lund, William Fleenor, Jeffrey Mount ... Jul 17, 2008 For over 50 years, California has been pumping water through the Sacramento-San Joaquin Delta for extensive urban and agricultural uses around the state. Today, the Delta is ailing and in urgent need of a new management strategy. This report concludes that building a peripheral canal to carry water around the Delta is the most promising way to balance two critical policy goals: reviving a threatened ecosystem and ensuring a reliable, high-quality water supply for California. More information can be found in the following supporting appendices:Appendix A. Policy and Regulatory Challenges for the Delta of the FutureAppendix B. Levee Decisions and Sustainability for the DeltaAppendix C. Delta Hydrodynamics and Water Salinity with Future ConditionsAppendix D. The Future of the Delta Ecosystem and Its FishAppendix E. Expert Survey on the Viability of Delta Fish PopulationsAppendix F. The Economic Costs and Adaptations for Alternative Delta RegulationsAppendix G. Peripheral Canal Design and Implementation OptionsAppendix H. Delta Drinking Water Quality and Treatment CostsAppendix I. The Economic Effects on Agriculture of Water Export Salinity South of the DeltaAppendix J. Decision Analysis of Delta Strategies Interactive Map: Voting Patterns on Proposition 9 (Peripheral Canal), June 1982 Interactive Map: A Multi-Purpose, Eco-Friendly Delta Interactive Feature: Delta Island Flooding (With Repairs) Interactive Feature: Delta Island Flooding (No Repairs)
Report Water and the Future of the San Joaquin Valley By Ellen Hanak, Alvar Escriva-Bou, Brian Gray, Sarge Green ... Feb 20, 2019 California’s largest agricultural region is in a time of great change and growing water stress. New cooperative approaches are needed to bring groundwater basins into balance, provide safe drinking water, and manage water and land to benefit people and nature.
Policy Brief Policy Brief: Tracking Where Water Goes in a Changing Sacramento–San Joaquin Delta By Greg Gartrell, Jeffrey Mount, Ellen Hanak May 16, 2022 The Sacramento–San Joaquin Delta supplies water to roughly 30 million Californians, over 6 million acres of farmland, and countless ecosystems. But the watershed’s climate is changing: recent decades have seen record warmth, higher evaporation, and declining snowpack. We track where the water is going—and how to adapt.
Report Storing Water for the Environment By Sarah Null, Jeffrey Mount, Brian Gray, Kristen Dybala ... Aug 22, 2022 Large reservoirs are essential for managing water in California’s highly variable climate—but over the years, the construction and operation of these reservoirs have had significant environmental costs. Our new research outlines how reservoir operations could be changed to improve the health of the state’s fragile freshwater ecosystems.
Fact Sheet Water Use in California’s Environment By Jeffrey Mount, Caitlin Peterson, Gokce Sencan Apr 19, 2023 What exactly is “environmental water,” and how much water does California’s environment actually use? This explainer sticks to the facts—and dispels a few myths in the process.
Report Managing Water and Farmland Transitions in the San Joaquin Valley By Ellen Hanak, Andrew Ayres, Caitlin Peterson, Alvar Escriva-Bou ... Sep 18, 2023 How can the San Joaquin Valley adapt to a future with less water? We’ve been researching this issue for the past seven years, and our new report presents highlights from we’ve learned, including a robust list of policy suggestions to help the valley weather—and make the most of—the coming changes.