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Fact Sheet

The Sacramento–San Joaquin Delta

By Jeffrey Mount, Ellen Hanak, Greg Gartrell

The Sacramento–San Joaquin Delta is California’s largest estuary and a vital hub in the state’s water supply system. Three interlinked issues currently face the Delta: an increasingly unreliable water supply, a decline in ecosystem health, and a fragile system of levees. Learn more about this key watershed in our new fact sheet.

Policy Brief

Policy Brief: Tracking Where Water Goes in a Changing Sacramento–San Joaquin Delta

By Greg Gartrell, Jeffrey Mount, Ellen Hanak

The Sacramento–San Joaquin Delta supplies water to roughly 30 million Californians, over 6 million acres of farmland, and countless ecosystems. But the watershed’s climate is changing: recent decades have seen record warmth, higher evaporation, and declining snowpack. We track where the water is going—and how to adapt.

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Video: Farming in a State of Extremes

By Sarah Bardeen

Last week, we brought together a panel of experts to discuss how the drought is affecting California’s farming regions—and what steps could be taken to soften the economic blow and improve the state’s resilience.

Policy Brief

Policy Brief: Drought and California’s Agriculture

By Alvar Escriva-Bou, Josué Medellín-Azuara, Ellen Hanak, John Abatzoglou

California’s agricultural sector is the nation’s largest: it generates more than $50 billion dollars in annual revenue and employs more than 420,000 people. The ongoing drought is taking a toll on agriculture, related sectors, and rural communities, but there are ways to increase resilience in a warming world.

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Video: Californians and Their Government

By Stephanie Barton

PPIC researcher Dean Bonner discusses new statewide survey findings that show majority support for US sanctions against Russian—even if it means higher energy prices—and widespread concern about affording housing expenses.

Statewide Survey

PPIC Statewide Survey: Californians and Their Government

By Mark Baldassare, Dean Bonner, Rachel Lawler, Deja Thomas

Key findings include Majorities of Californians across party lines support sanctioning Russia for its invasion of Ukraine, even if sanctions lead to higher energy prices. A third of Californians—and nearly half of lower-income residents—say recent price increases have caused serious financial hardship in their households. Over half of Californians are concerned about covering their housing costs, and six in ten say homelessness is a big problem in their part of the state. Partisans are divided on the need for restrictions to control the spread of COVID-19.

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What Every Californian Should Know About Groundwater

By Sarah Bardeen

In honor of World Water Day and its theme—“Groundwater—making the invisible visible”—we asked a handful of PPIC Water Policy Center staff to discuss groundwater and drought in California.

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Gas Prices Stretch Family Budgets

By Sarah Bohn, Daniel Payares-Montoya

California has recently seen its highest average gas price on record. Combined with higher prices in other key budget areas, rising gas prices pose a challenge for households around the state, especially those with lower incomes.

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Reforming Water Rights in California

By Sarah Bardeen

Water rights reform has long been the third rail in California politics—but that might be changing, thanks to an intriguing new report. We speak with two of the report’s authors about why they undertook this effort now.

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