Posts

NOTICE: Addendum 4 to Order WR 2024-0006-DWR: Reinstatement of Conditional Curtailments for Junior Water Rights in Shasta River Watershed 

June 28, 2025

To: Shasta River Watershed Water Right Holders The flow at the Yreka United States Geological Survey (USGS) gage was 53.1...

ASPEN JOURNALISM: Colorado River managers present plan to share water based on supply, not demand

Aspen Journalism

Colorado River

June 27, 2025

By Heather Sackett, Aspen Journalism The seven states that share the Colorado River are floating a new concept for how...

ANALYSIS: LA Waterkeeper Samples from LA River Show Shocking Levels of PFAS Contamination

Los Angeles Waterkeeper

Water quality

June 27, 2025

New Data Collected by Waterkeeper Alliance Found 98% of Surface Waters Tested Across the Country Were Contaminated by Dangerous PFAS...

DELTA COUNCIL: Regional climate plan sets course for a resilient Delta

Delta Stewardship Council

Climate change Planning and management

June 27, 2025

From the Delta Stewardship Council: At its June 26, 2025, meeting, the Delta Stewardship Council adopted the first-ever comprehensive regional...

PRESS RELEASE: Kern County Water Agency extends deadline for Western Hills Water District to September 30

Kern County Water Agency

Planning and management

June 27, 2025

From the Kern County Water Agency: At its meeting on June 26, 2025, the Kern County Water Agency’s Board of...

GRIST: Pollution from wildfires can contaminate our water for up to 8 years, study finds

Grist

Wildfires and watersheds

June 27, 2025

An analysis of 500 watersheds found levels of organic carbon, phosphorus, and other pollutants up to 103 times higher after...

STANFORD: Study shows controlled burns can reduce wildfire intensity and smoke pollution

Stanford University

Wildfires and watersheds

June 27, 2025

From Stanford News: A new Stanford-led study finds that controlled, low-intensity fires known as prescribed burns can slash wildfire intensity...

NOTICE: Draft Environmental Assessment Released for Seasonal Pump-back Facilities

San Joaquin River Restoration Program

ANNOUNCEMENTS

June 27, 2025

From the San Joaquin River Restoration Program: In support of the Water Management Goal of the San Joaquin River Settlement...

NOTICE: Reclamation’s final Shasta Temperature Management Plan now available

Maven

Water project operations

June 27, 2025

This notice is to advise that the State Water Board has received the U.S. Bureau of Reclamation’s Final Temperature Management...

REACTIONS: Delta leaders applaud exclusion of Delta tunnel from budget; Tunnel proponents say streamlining efforts will continue

Maven

Delta Conveyance Project Policy and regulation

June 26, 2025

Governor Newsom and state lawmakers have reached a budget agreement for the 2025-2026 fiscal year, though additional budget items are...

NOAA FISHERIES: Anchovy dominated diets off the West Coast pose new dangers for salmon

NOAA Fisheries

Delta science Fish and wildlife

June 26, 2025

Lack of key vitamin turns fatal for as many as half of salmon offspring. By NOAA Fisheries A vitamin deficiency...

USGS: A review of sediment transport across a natural tidal salt marsh in Northern San Francisco Bay

USGS

Delta science Ecosystems Research article

June 26, 2025

By the USGS Coastal and Marine Hazards and Resources Program Tidal salt marshes—vital ecosystems that protect coastlines, remove excess nutrients and...

SJV WATER: Kern River plaintiff alleges region’s groundwater plan ignores harm to river flows

SJV Water

Water rights and water law

June 26, 2025

By Lois Henry, SJV Water In a comment letter to the state Water Resources Control Board, one of the plaintiffs...

EDWARD RING: The Grand Water Bargain

Edward Ring

Commentary Policy and regulation

June 26, 2025

By Edward Ring, California Policy Center For the last few decades in California, the conventional wisdom has been that farmers...

EOS: Precipitation Extremes Drive Swings in Lake Tahoe’s UV Exposure

American Geophysical Union

Ecosystems Science

June 26, 2025

An 18-year study reveals dramatic year-to-year variations in ultraviolet radiation penetration tied to Sierra Nevada precipitation cycles. By Andrew Chapman,...