blog post An Epic Snowpack May Test Water Management in the San Joaquin Valley By Jeffrey Mount Mar 13, 2023 Nothing improves our understanding of water like a “stress test”—and it’s starting to look like the San Joaquin Valley will face one this spring, when California’s epic snowpack begins to melt. This week on our blog, Jeff Mount speculates about what may lie ahead for the valley.
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.
data set PPIC Water Supply Constraints at the Local Scale in the San Joaquin Valley Feb 8, 2023 This dataset includes water balance parameters used to support the modeling results presented in The Future of Agriculture in the San Joaquin Valley.
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 Tackling “Forever Chemicals” in the Water Supply By Sarah Bardeen Jan 19, 2023 Much has been made of two drinking water pollutants recently: PFAS and microplastics. We spoke with Jason Dadakis of the Orange County Water District to learn more about these pollutants—and to find out how worried we should be.
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 Adapting to a Water-Scarce California By Ellen Hanak Jan 9, 2023 With the arrival of a series of atmospheric rivers, drought-weary Californians are now confronting the weather whiplash that’s a hallmark of our state’s climate. But the current deluge won’t erase California’s water challenges. PPIC Water Policy Center director Ellen Hanak reflects on what happened with California’s water in 2022—and explores how to manage the resource in our increasingly volatile climate.
blog post California’s Water and Energy Systems Are Inextricably Linked By Alvar Escriva-Bou, Gokce Sencan, Andrew Ayres Dec 6, 2022 Water and energy are intimately connected in California: the water system is a major energy user, and our energy sector relies heavily on water for power generation. Population growth and climate change will likely increase pressure on both systems, but a few key actions could make them more resilient.
