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A New Approach to Accounting for Environmental Water: Insights from the Sacramento–San Joaquin Delta

By Greg Gartrell, Jeffrey Mount, Ellen Hanak, Brian Gray

How water is apportioned to California’s cities, farms, and the environment can lead to conflict and competition in times of drought. Allocation of water to the environment in particular is poorly accounted for and poorly understood—shortcomings that can affect water policy, decision making, and public perception. This report reviews the state’s long-standing methods for defining and accounting for environmental water and proposes reforms to improve the timeliness, transparency, and detail in the accounting of environmental water allocation.

blog post

Groundwater Quality Is Key to Quantity

By Jelena Jezdimirovic, Caitrin Chappelle

Improving groundwater management isn’t just about how much water our aquifers can supply. We also need to focus on its water quality.

blog post

Remaking the Salton Sea

By Lori Pottinger

California’s largest lake faces a water crisis. A new state plan seeks to address urgent environmental and public health problems.

Report

Water Stress and a Changing San Joaquin Valley

By Ellen Hanak, Jay Lund, Richard Howitt, Peter Moyle ...

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.

blog post

Understanding the New Federal Water Law

By Jeffrey Mount, Brian Gray, Caitrin Chappelle

A new law alters federal water policy in the Sacramento–San Joaquin Delta. The likely effects on both future water supply and environmental stewardship are largely unknown.

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