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A Look Back at 2023’s Volatile Year in Water

By Letitia Grenier

Volatility was the name of the game in 2023, as drought-weary California suddenly found itself inundated by atmospheric rivers—and the changes kept coming. We look back on California’s weird (and sometimes wonderful) year in water.

data set

PPIC Sacramento Valley GSP Supply and Demand Projects

This spreadsheet includes project and management actions data collected from 16 groundwater sustainability plans (GSPs) from the 16 Sacramento Valley groundwater basins, submitted to the Department of Water Resources in January 2022.

blog post

Addressing Groundwater Overdraft in the Sacramento Valley

By Spencer Cole, Kyle Greenspan, Andrew Ayres

As the Sacramento Valley seeks to bring its groundwater basins into balance under SGMA, the valley’s groundwater sustainability agencies recently submitted plans to manage overdraft. Do the numbers add up? Our researchers take a look.

blog post

New Progress in California Water Rights Reform

By Sarah Bardeen

Many have argued that California’s water rights laws are sorely in need of modernization. Is recent legislation taking a step in that direction? We spoke with two legal experts to find out.

blog post

Measuring Groundwater Overdraft in the Sacramento Valley

By Spencer Cole, Kyle Greenspan, Andrew Ayres

As the Sacramento Valley works to bring its groundwater basins into balance, we review the valley’s groundwater sustainability plans to understand how they’re estimating overdraft in their basins—and to see just how much overpumping they found.

data set

PPIC Sacramento Valley GSP Water Budgets

This spreadsheet includes water budget data collected from 16 groundwater sustainability plans from the 16 Sacramento Valley groundwater basins, submitted to the Department of Water Resources in January 2022.

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