blog post Will Groundwater Sustainability Plans End the Problem of Dry Drinking Water Wells? By Jelena Jezdimirovic, Ellen Hanak, Alvar Escriva-Bou May 14, 2020 Overpumping of groundwater has caused domestic wells to go dry in the San Joaquin Valley. Many sustainability plans do not propose ways to mitigate this problem.
blog post Allocating Floodwaters to Replenish Groundwater Basins By Andrew Ayres Apr 21, 2020 Groundwater agencies are banking on replenishing underground supplies with winter and spring runoff. But what if there isn’t enough water to go around?
blog post Video: A Review of San Joaquin Valley Groundwater Sustainability Plans By Lori Pottinger May 27, 2020 Groundwater agencies in California’s largest farming region have submitted plans to address excess pumping. PPIC experts explain their plans to end overdraft and mitigate its undesirable effects, and next steps to achieve sustainability.
blog post Groundwater Management is Key to Adapting to Climate Change By Jeffrey Mount, Ellen Hanak Oct 30, 2018 Sustainable groundwater management is vital to adapting to a warmer future and should be a top policy priority for the next administration.
blog post Testimony: Implementing SGMA at Ground Zero—Challenges and Opportunities for the San Joaquin Valley By Ellen Hanak, Alvar Escriva-Bou Feb 15, 2022 PPIC Water Policy Center director Ellen Hanak testified before an informational hearing on the Sustainable Groundwater Management Act in Sacramento today (February 15, 2022). Read her prepared remarks.
Report Replenishing Groundwater in the San Joaquin Valley: 2024 Update By Caitlin Peterson, Ellen Hanak, Zaira Joaquín Morales Jun 5, 2024 How much progress has been made on groundwater recharge in the San Joaquin Valley since 2017? This report shares the details of our latest groundwater recharge survey, which we conducted in 2023.
blog post Paying for Groundwater Recharge By Andrew T. Fisher May 3, 2016 A pilot program to incentivize groundwater recharge near Monterey could be replicated across the state.
blog post Got Surface Water? Groundwater-Only Lands in the San Joaquin Valley By Jelena Jezdimirovic, Ellen Hanak, Alvar Escriva-Bou Jul 8, 2019 Twenty percent of the San Joaquin Valley’s irrigated farmland doesn’t have access to surface water. This creates complications for sustainable groundwater management planning.
Report Water Stress and a Changing San Joaquin Valley By Ellen Hanak, Jay Lund, Richard Howitt, Peter Moyle ... Mar 1, 2017 The San Joaquin Valley—California’s largest agricultural region and an important contributor to the nation’s food supply—is facing growing water stress and a number of related environmental and public health problems. Large parts of the valley have become dependent on unsustainable pumping of groundwater. Tackling these linked issues with cooperative, coordinated approaches is key to success. This research was supported with funding from the S. D. Bechtel, Jr. Foundation, the TomKat Foundation, and the US Environmental Protection Agency.
