Tag Archives: Jay Lund

You Can’t Always Get What You Want – A Mick Jagger Theory of Drought Management

Posted on August 28, 2022 by jaylund

by Jay Lund [This is a reposting of a CaliforniaWaterBlog.com post from February 2016, near the end of the previous drought.  For human uses, conditions seem somewhat similar to this point in the previous drought, so this perspective might be … Continue reading →

Posted in Agriculture, California Water, Drought, Economy, Uncategorized | Tagged | 2 Comments

Demystifying mist as a source of water supply

Posted on June 5, 2022 by UC Davis Center for Watershed Sciences

By Jay Lund (originally posted in 2015) In some of the world’s driest places, atmospheric moisture is a major source of water for native ecosystems. Some algae, plants and insects in the Israeli and Namibian deserts get much of their water … Continue reading →

Posted in Uncategorized | Tagged , , , | 19 Comments

Why give away fish flows for free during a drought?

Posted on April 10, 2022 by UC Davis Center for Watershed Sciences

by Jay Lund, Ellen Hanak, Barton “Buzz” Thompson, Brian Gray, Jeffrey Mount and Katrina Jessoe This is a re-posting from 11 February 2014 (in the previous drought).   With California in a major drought, state and federal regulators will be under … Continue reading →

Posted in Uncategorized | Tagged , , , , , , | 20 Comments

Jobs per drop irrigating California crops

Posted on December 8, 2019 by jaylund

By Josué Medellín-Azuara, Jay Lund and Richard Howitt Reposted from Apr 28, 2015 (an oldie, but goodie!) Some of the most popular drought stories lately have been on the amount of what water needed to produce food from California, as a consumer … Continue reading →

Posted in Agriculture, Drought | Tagged , , , , , | 23 Comments

The Collapse of Water Exports – Los Angeles, 1914

Posted on March 17, 2019 by UC Davis Center for Watershed Sciences

by Jay Lund “In February, 1914, the rainfall in the Mojave Desert region exceeded by nearly fifty per cent in three days the average annual precipitation. Where the steel siphon crosses Antelope valley at the point of greatest depression, an … Continue reading →

Posted in California Water | Tagged | 5 Comments

Water storage successes, failures, and challenges from Proposition 1

Posted on September 9, 2018 by UC Davis Center for Watershed Sciences

by Jay Lund The California Water Commission recently allocated $2.7 billion from Proposition 1 bonds for eight water storage projects.  Proposition 1 was passed in 2014 to fund a range of projects, including “public purposes” of water storage projects, such … Continue reading →

Posted in California Water, Uncategorized, Water Supply and Wastewater | Tagged , , | Leave a comment

Managing Domestic Well Impacts from Overdraft and Balancing Stakeholder Interests

Posted on May 20, 2018 by UC Davis Center for Watershed Sciences

by Robert M. Gailey and Jay R. Lund The historic drought in California from 2012 through 2016 brought unprecedented groundwater level declines and reports of dry domestic supply wells.  This was particularly true in the Central Valley. New research on … Continue reading →

Posted in Groundwater | Tagged , | 7 Comments

California’s Water Data Problems are Symptoms of Inchoate Science and Technical Activities

Posted on March 26, 2018 by UC Davis Center for Watershed Sciences

“The truth is lost when there is too much contention about it.” – Publius Syrus (43 BC) by Jay Lund In 2016, California’s legislature passed AB 1755, the Open and Transparent Water Data Act, requiring that State agencies provide water … Continue reading →

Posted in California Water, Planning and Management, Tools | Tagged | 2 Comments

Back to Dry – Get Organized and Prepared for Drought Again

Posted on March 4, 2018 by UC Davis Center for Watershed Sciences

by Jay Lund Despite this week’s rain and snow, California is back to dry conditions again after a very wet 2017.  With about four weeks left in the normal wet season, the Sacramento Valley is at about 65% of average … Continue reading →

Posted in California Water, Drought, Planning and Management | Tagged | 2 Comments

Advice on Voluntary Settlements for California’s Bay-Delta Water Quality Control Plan Part 3: Science for Ecosystem Management

Posted on February 27, 2018 by UC Davis Center for Watershed Sciences

by Jeffrey Mount, PPIC Water Policy Center* Recommendation Improving Delta ecosystem functions under the State Water Board’s proposed Bay-Delta Water Quality Control Plan will require a complex series of changes to water and land management—and a strong science program to … Continue reading →

Posted in California Water, Delta, Planning and Management, Sacramento-San Joaquin Delta | Tagged , , , , , , , , , , | 7 Comments