California water news

September 22, 2026

Building a coordinated approach to monitor, forecast, and address Delta blooms By late summer, harmful algal blooms are a familiar...

DELTA COALITION: Delta Coalition slams Bay-Delta Plan for failing to comply with law

Conservation organizations & coalitions

Policy and regulation

September 22, 2026

From the Delta Tribal Environmental Coalition: Today, the Delta Tribal Environmental Coalition (DTEC)—consisting of the Shingle Springs Band of Miwok...

DESERT RESEARCH INSTITUTE: Microplastics concentrations in the Truckee River surge during high spring flows, new study finds

Desert Research Institute

Water quality

September 22, 2026

Microplastics are a pervasive contaminant in the Truckee River, with concentrations surging nearly ten-fold from the fall to spring seasons....

SJV WATER: Groundwater agencies seeking relief from state sanctions will have to pay $50k-$250k just to apply

SJV Water

Groundwater News

September 22, 2026

By Lisa McEwen, SJV Water Any groundwater agency hoping to independently avoid state sanctions under the so-called “good guy” clause...

SDSU: Western wildfires increasingly intersect critical water supply watersheds

Guest Contributor

Wildfires and watersheds

September 21, 2026

Study of more than eight decades of wildfire activity finds growing burned -area exposure in watersheds important to drinking water...

UC Santa Cruz researchers launch real-time study on kelp resilience as a super El Niño unfolds

UC Santa Cruz

Ecosystems

September 21, 2026

The sweltering seas expected this winter could threaten California’s kelp forests. UC Santa Cruz researchers are mobilizing to track the...

KNEE DEEP TIMES: The end is coming for California’s untouchable grass

Knee Deep Times

Policy and regulation

September 20, 2026

By Alastair Bland, Knee Deep Times Just a few months remain before swaths of California grass irrigated with potable water...

CAL MATTERS: Moss Landing battery storage fire flares up again, raising new safety fears in California

Cal Matters

Water quality

September 20, 2026

Almost two years after a fire at a battery storage site in Moss Landing, another one is smoldering. The fire resurfaces...

C-WIN: Voluntary agreements are unjustified and do not satisfy the board’s duty to protect the Bay-Delta ecosystem

CA Water Impact Network (C-WIN)

Commentary Policy and regulation

September 20, 2026

From the California Water Impact Network: The California Water Impact Network (C-WIN) has submitted comments to the State Water Resources...

Sites Project Authority responds to revised water right permit: “We can see a path forward that allows the Project to advance”

Sites Project Authority

Planning and management

September 18, 2026

From the Sites Project Authority: Today, the Sites Project Authority (Authority) issued the following statement regarding the revised water right...

DWR: Watershed after fire: New report summarizes years of water quality monitoring in the Sacramento watershed

Department of Water Resources (DWR)

Uncategorized Water quality

September 18, 2026

From the Department of Water Resources: Water flowing from the forests and mountain streams of the Southern Cascades and Northern...

INSIDE CLIMATE NEWS: California adopts new limits to rein in dairy manure pollution and its ‘outsized’ groundwater impacts

Inside Climate News

Policy and regulation

September 18, 2026

Central Valley dairies are long overdue to face stricter regulations over their nitrate pollution, families and clean water advocates argue....