blog post Testimony: Adapting California’s Water Rights System to the 21st-Century Climate By Ellen Hanak, Brian Gray, Jeffrey Mount Feb 28, 2023 PPIC Water Policy Center director Ellen Hanak and senior fellows Brian Gray and Jeffrey Mount testified before the Assembly Water, Parks, and Wildlife Committee Informational Hearing, “How Should California’s Water Right System Adapt to a 21st Century Climate?” today. Read their prepared remarks.
blog post Commentary: Lack of Water Is Forcing Major Changes in Valley Agriculture, New Analysis Says By Alvar Escriva-Bou, Ellen Hanak, Josué Medellín-Azuara Feb 14, 2023 Agriculture is a key driver of the regional economy in the San Joaquin Valley, but the valley faces a future with less water: our latest research finds that average annual water supplies could decline by 20% by 2040. How can the valley adjust? We found that with a few changes, valley agriculture could continue to thrive—even with a smaller footprint.
Policy Brief Policy Brief: The Future of Agriculture in the San Joaquin Valley By Alvar Escriva-Bou, Ellen Hanak, Spencer Cole, Josué Medellín-Azuara Feb 8, 2023 Agriculture is a key driver of the regional economy in the San Joaquin Valley, but water for irrigation is an ongoing—and growing—concern. Our latest research offers the most accurate, nuanced, and localized look at where fallowing may need to occur—and details the policy and management actions that could lead to better outcomes.
blog post Can Nine Atmospheric Rivers Recharge California’s Groundwater? By Sarah Bardeen Feb 6, 2023 Last month’s storms dropped immense amounts of water on California. Now, many people are wondering if we’ve been able to sock away any of that bounty—so we asked groundwater hydrologist Helen Dahlke to give us the skinny.
blog post Can We Capture More Water in the Delta? By Sarah Bardeen Jan 17, 2023 A massive amount of water is moving through the Sacramento–San Joaquin Delta in the wake of recent storms, and calls have risen from all quarters to capture more of this bounty. We spoke with PPIC Water Policy Center adjunct fellow Greg Gartrell to understand what’s preventing that—and to dispel the myth of “water wasted to the sea.”
blog post Video: Surplus and Shortage—California’s Water Balancing Act By Sarah Bardeen Nov 28, 2022 After three years of virtual events, our annual fall conference returned to an in-person format in Sacramento on Friday, November 18. The upshot? Good people, good food, and three vital panel discussions about managing water in California’s changing climate. Read our recap!
Report Solar Energy and Groundwater in the San Joaquin Valley By Andrew Ayres, Annabelle Rosser, Ellen Hanak, Alvar Escriva-Bou ... Oct 25, 2022 Hundreds of thousands of acres of irrigated farmland may come out of production in the San Joaquin Valley in coming decades. At the same time, the state needs to ramp up renewable energy generation to meet climate goals. Could solar development on fallowed land help the valley’s residents? Our new report examines the challenges and opportunities.
blog post Water for Wildlife Refuges: 30 Years of the CVPIA By Sarah Bardeen Sep 20, 2022 The Central Valley Project Improvement Act turns 30 this year. We asked three experts to explain what the CVPIA is—and why it’s so vitally important for migratory birds.
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.
blog post Is SGMA Compatible with Farmland Preservation? By Annabelle Rosser Aug 15, 2022 The implementation of SGMA will prompt land use transitions throughout the San Joaquin Valley, raising questions about how the state's chief agricultural preservation policy - the Williamson Act - will come into play. Many alternate uses are likely to be compatible with the program, while others - namely solar – are more complex.
