California water news

Conservation organizations & coalitions

March 20, 2025 98

SF BAYKEEPER: Coalition demands cancellation of Delta tunnel change petition over DWR’s repeated failure to provide required water use data

Press Release/Other

March 20, 2025 110

Webb Tract Update: Updates on wetland and rice conversion projects

Metropolitan Water District

March 20, 2025 59

EDWARD RING: Ignoring role of bass in salmon decline is negligence

Edward Ring

Commentary

March 20, 2025 90

COURTHOUSE NEWS: Wastewater treatment plant operators argue they’re not responsible for border sewage pollution crisis

Courthouse News Service

American Geophysical Union

March 20, 2025 100

EOS: Topography and the terrestrial water cycle

Science

March 20, 2025 67

THE CONVERSATION: Revoking EPA’s endangerment finding – the keystone of US climate policies – won’t be simple and could have unintended consequences

The Conversation

March 20, 2025 48

CAL MATTERS: The high cost of fixing Lake Tahoe: Famed alpine lake still murky after decades of efforts

American Geophysical Union

March 19, 2025 48

EOS: Seismometers provide fuller picture of Los Angeles groundwater

March 19, 2025 67

CAL MATTERS: ‘Puddles and ditches’: California considers protecting wetlands from Trump order

Department of Water Resources (DWR)

March 14, 2025 212

DWR: New report shows implementation of Forecast-Informed Reservoir Operations at Lake Oroville and New Bullards Bar can increase region’s resilience to floods

Agency News

March 14, 2025 990

SJV WATER: Three troubled San Joaquin Valley subbasins may band together to tackle widespread sinking

SJV Water

March 14, 2025 180

THE CONVERSATION: Environmental protection laws still apply even under Trump’s national energy emergency − here’s why

Maven

March 14, 2025 57

CAL MATTERS: ‘This will make our town uninhabitable’: The long-awaited Delta tunnel strikes fear in locals

March 13, 2025 301

EDWARD RING: Desalination at Scale is Cost Competitive

Edward Ring

Commentary

March 13, 2025 228

Latest news from around the web

DAILY DIGEST, 3/20: State decides how to spend funds after collapse of Los Vaqueros project; Shasta Lake close to full; Hydrologic Engineering Center in Davis to keep federal government lease; Water heater titans clash over Biden efficiency rule repeal; and more …

Maven

March 20, 2025 688

IN THIS POST ...On the calendar today …In California water news today …State decides how to spend nearly half a...

DAILY DIGEST, 3/19: March storms help Sierra snowpack inch closer to normal; Sites Reservoir allocated an additional $134 million in federal funding; Trump’s new EPA head for California, Southwest is Josh F.W. Cook; The high cost of fixing Lake Tahoe; and more …

March 19, 2025 764

DAILY DIGEST, 3/18: Boat tours and ash scatterings help beleaguered salmon fleet stay afloat; Better accounting for CA’s water; CA wants to send more hazardous waste to local landfills; Push to close dam safety center spurs backlash; and more …

March 18, 2025 698

DAILY DIGEST, 3/17: Rain and snow continues while reservoirs rise; Trump targets two CA national monuments for elimination; How to future-proof water systems in an era of extreme weather; and more …

March 17, 2025 1070

ONLY ON MAVEN'S NOTEBOOK

NOTEBOOK FEATURE: New hope for saving salmon: Weaving together Indigenous and Western sciences to restore California’s winter-run chinook

March 12, 2025 558

CA IRRIGATION INSTITUTE: Update on State Water Board’s SGMA intervention efforts

February 12, 2025 413

DELTA ISB: New threat in the Delta: Golden mussels join the ranks of invasive species

February 5, 2025 564

NEWS AND FEATURES

NASA Uses Advanced Radar to Track Groundwater in California

NASA/JPL

March 20, 2025 98

By Emily DeMarco, NASA Where California’s towering Sierra Nevada surrender to the sprawling San Joaquin Valley, a high-stakes detective story...

SF BAYKEEPER: Coalition demands cancellation of Delta tunnel change petition over DWR’s repeated failure to provide required water use data

Press Release/Other

March 20, 2025 110

Webb Tract Update: Updates on wetland and rice conversion projects

March 20, 2025 59

EDWARD RING: Ignoring role of bass in salmon decline is negligence

Commentary

March 20, 2025 90

COURTHOUSE NEWS: Wastewater treatment plant operators argue they’re not responsible for border sewage pollution crisis

March 20, 2025 100

Groundwater

NASA Uses Advanced Radar to Track Groundwater in California

NASA/JPL

March 20, 2025 98

By Emily DeMarco, NASA Where California’s towering Sierra Nevada surrender to the sprawling San Joaquin Valley, a high-stakes detective story...

EOS: Seismometers provide fuller picture of Los Angeles groundwater

March 19, 2025 67

SJV WATER: Three troubled San Joaquin Valley subbasins may band together to tackle widespread sinking

March 14, 2025 180

SJV WATER: Kings County Water District wants to mend fences with groundwater agency it imploded last year

March 11, 2025 227

SJV WATER: Fresno County’s Pleasant Valley heads to State Water Board for possible intervention

Conservation organizations & coalitions

March 11, 2025 101

Delta

SF BAYKEEPER: Coalition demands cancellation of Delta tunnel change petition over DWR’s repeated failure to provide required water use data

Press Release/Other

March 20, 2025 110

From the San Francisco Baykeeper and other organizations: A coalition of water advocates, Tribes, environmental justice organizations, and fishing organizations...

Webb Tract Update: Updates on wetland and rice conversion projects

March 20, 2025 59

CAL MATTERS: ‘This will make our town uninhabitable’: The long-awaited Delta tunnel strikes fear in locals

March 13, 2025 301

Colorado River

DAN WALTERS: Colorado River poses another California water conflict that Trump will affect