blog post Reservoirs Are Full, But Let’s Not Celebrate Just Yet By Greg Gartrell Apr 3, 2023 After three very dry years, California’s reservoirs will be full again this spring. That beats the alternative, but what will it mean for water supplies over the next few years? PPIC Water Policy Center adjunct fellow Greg Gartrell does the math.
blog post Saving Precious Water in the Colorado River’s Upper Basin By Andrew Ayres, Sarah Bardeen Mar 28, 2023 Climate change is putting pressure on all the states that rely on the Colorado River for water. We spoke with University of Wyoming professor Kristi Hansen about an innovative pilot program that’s finding new ways to save water in the increasingly parched basin.
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 Helping the San Joaquin Valley Find New Uses for Fallowed Farmland By Sarah Bardeen Mar 8, 2023 In Sarge Green’s 40-plus year career, the water management specialist has worn an astonishing number of hats. He’s now deeply involved in efforts to help San Joaquin Valley farms and communities cope with the challenges of implementing the Sustainable Groundwater Management Act. We spoke with him about how to manage farmland that will be transitioning out of intensive irrigation.
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 New Horizons for Senior Fellow Alvar Escriva-Bou By Sarah Bardeen Feb 24, 2023 In over seven years at the PPIC Water Policy Center, senior fellow Alvar Escriva-Bou has contributed enormously to our research, particularly around drought, agriculture, and the San Joaquin Valley. Now, as he moves on to a new chapter as a faculty member at UCLA, we asked him to reflect on his time at PPIC—and to tell us more about what’s next.
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.
