Author Archives: jaylund

About jaylund

Professor of Civil and Environmental Engineering Director, Center for Watershed Sciences University of California - Davis

Happy 2021! Here’s to a New Water Year!

by Jay Lund 2020 was terrible, and as a water year (WY), October 2019 – September 2020, it is over.  A dry winter (drier than 2014-2015 in Sac. Valley), COVID-19, deep recession and unemployment, wildfires, racial violence and unrest, extreme … Continue reading

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Old Readings on California Water

by Jay Lund Today’s water struggles have deep roots. In our shared summer confinement, we hopefully have some time for some deeper reading on California water.  Here is a small collection of older writings on California water, the youngest of … Continue reading

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SGMA and the Human Right to Water: How do submitted Groundwater Sustainability Plans address drinking water?

by Kristin Dobbin, Darcy Bostic, Michael Kuo and Jessica Mendoza In 2012 California passed the Human Right to Water (AB 685) which declares all Californians have the right to safe, clean, affordable and accessible drinking water. Two years later during … Continue reading

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Drought and the Sacramento–San Joaquin Delta, 2012–2016: Environmental Review and Lessons

by John R. Durand, Fabian Bombardelli, William E. Fleenor, Yumiko Henneberry, Jon Herman, Carson Jeffres, Michelle Leinfelder-Miles, Jay R. Lund, Robert Lusardi, Amber D. Manfree, Josué Medellín-Azuara, Brett Milligan, and Peter Moyle Droughts are common in California. The drought of … Continue reading

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106 Years of Water Supply Reliability

by Jay Lund Water supply reliability is a major policy and management goal in California, and in the rest of the world, today and since the beginning of time.  The goals of reliable water supplies have grown from supporting human … Continue reading

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Can we talk? New nationwide flood maps provide opportunities for dialogue

by Kathleen Schaefer and Brett F. Sanders Why Dialogue Matters For fifty years, Flood Insurance Rate Maps (FIRMs) have unintentionally stifled conversations of flood risk. They have encouraged property-owners and governments at all levels to dwell on map details for … Continue reading

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People, Agriculture, and Water in California

by Jay Lund Agriculture is California’s predominant use of managed water.  Agriculture and water together are a foundation for California’s rural economy.  Although most agriculture is economically-motivated and commercially-organized, the sociology and anthropology of agriculture and agricultural labor are basic … Continue reading

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An Introduction to State Water Project Deliveries

By Nicole Osorio Most people in California receive some of their drinking water supply from the State Water Project (SWP). The SWP also supplies water to over 10% of California’s irrigated agriculture.  The SWP and its service area span much … Continue reading

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How reliable are Groundwater Sustainability Plans?

by Alvar Escriva-Bou, Jay Lund, Josue Medellin-Azuara, and Thomas Harter Earlier this year, the first local Groundwater Sustainability Plans (GSPs) were submitted to California’s Department of Water Resources for basins with the most severe groundwater overdraft.  To comply with the … Continue reading

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Supreme Court Ruling Finds Old, New Middle Ground on Clean Water Act’s Application to Groundwater

By Thomas Harter, Steph Tai, and Karrigan Bork In 1972, the U.S. Clean Water Act (CWA) created a permit system for point source discharges to navigable waters of the United States – rivers, lakes, and coastal waters – with the … Continue reading

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