Posts

April 18, 2025

Targeted observations of Pacific conditions benefit weather forecasts nationally, save millions in reservoir costs By David Hosansky, UCAR As atmospheric...

EOS: Modeling the past, present, and future of drought

American Geophysical Union

Hydrology

April 18, 2025

A new study combines historical observations, climate modeling, and data from tree rings to create a fuller picture of historic...

DAILY DIGEST, 4/17: Trump officials say destroying endangered species’ habitats isn’t ‘harm’; Water Board SGMA update, plus new BMP and reg for land subsidence in the works; Water hyacinths show promise for microplastics removal, despite being an invasive species; Major dust-up for water in the Colorado River; and more …

Maven

Daily Digest

April 17, 2025

[cmtoc_table_of_contents] Several news sources featured in the Daily Digest may limit the number of articles you can access without a...

SGMA: Update on basins subject to State Board intervention, plus new BMP and land subsidence regulation in the works

Maven

Groundwater News Notebook News and Features Policy and regulation

April 17, 2025

Groundwater plays a vital role in California’s water supply, accounting for a significant portion of the Central Valley’s annual water...

STANFORD NEWS: Scientists map fastest pathways for replenishing Central Valley groundwater

Stanford University

Groundwater News

April 17, 2025

Researchers found that up to 13 million acres of California’s Central Valley may be suitable for recharging groundwater. The largest...

CDFW: California takes action to halt golden mussel invasion

Department of Fish and Wildlife

Ecosystems

April 17, 2025

From the Department of Fish and Wildlife: In response to the recent detection of golden mussel (Limnoperna fortunei) in the...

COURTHOUSE NEWS: Interior Department proposal could end habitat protections for endangered species

Courthouse News Service

Policy and regulation

April 16, 2025

If approved, the proposal by the Trump administration would rescind the regulatory definition of “harm” under the Endangered Species Act...

DAILY DIGEST, 4/16: California salmon fishing will be closed for the third year in a row; Reservoirs near capacity amid peak snowmelt season; One year later, state groundwater sanctions paused but Kings County farmers, water managers moving forward; Altadena residents with standing homes fear long-term health effects; and more …

Maven

Daily Digest

April 16, 2025

[cmtoc_table_of_contents] Several news sources featured in the Daily Digest may limit the number of articles you can access without a...

SJV WATER: One year later, state groundwater sanctions paused but Kings County farmers, water managers moving forward

SJV Water

Groundwater News

April 16, 2025

By Lisa McEwen & Monserrat Solis, SJV Water Wednesday marks one full year since the state brought the “hammer” down...

CAL MATTERS: Commercial salmon season is shut down — again. Will California’s iconic fish ever recover?

Cal Matters

Ecosystems

April 15, 2025

While it’s an unprecedented third year in a row for no commercially caught salmon, brief windows will be allowed for...

CDFW: Cutting the Green Tape Update: A new and improved Restoration Management Permit; Little Butano Creek Fish Passage and Habitat Enhancement; Regulatory strategies to advance restoration; and more …

Department of Fish and Wildlife

Ecosystems

April 15, 2025

From the Department of Fish and Wildlife: Staff from CDFW’s Cutting the Green Tape program have been working hard to...

PRESS RELEASE: Court sides with James Irrigation District in groundwater rights case, rejecting McMullin Area GSA’s attempt to cut off access to James ID’s wellfields

Press Release/Notice

Groundwater News

April 15, 2025

Ruling affirms James ID’s historic groundwater rights and denies MAGSA’s request for an emergency injunction to stop pumping from James...

AVAILABLE FOR COMMENT: Public Draft Yolo Bypass Cache Slough Master Plan

Department of Water Resources (DWR)

ANNOUNCEMENTS

April 15, 2025

From the Department of Water Resources: The California Department of Water Resources (DWR) and Central Valley Flood Protection Board (Board)...

DAILY DIGEST, 4/15: Making recharge a “win-win” for landowners and groundwater agencies; State Water Contractors denounce court decision to prohibit further Delta tunnel geotech activities; Exploring the water footprint of “green” hydrogen; LADWP argues it can’t be sued for lack of water to fight Palisades fire; and more …

Maven

Daily Digest

April 15, 2025

[cmtoc_table_of_contents] Several news sources featured in the Daily Digest may limit the number of articles you can access without a...

REPORT SUMMARY: Exploring the Water Footprint of “Green” Hydrogen for Power Generation in California

Maven

Climate change Reports

April 15, 2025

Hydrogen, as an emerging alternative fuel source, holds the potential to significantly contribute to California’s climate goals. Its carbon-free production...