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Incredible Before-and-After Images of Reservoirs Are Proof of California’s Winter Deluges

After another wet winter, record rainfall has turned California green and replenished the state’s reservoirs, which had been perilously low during the worst days of the drought.

Lake Oroville, the state’s second-biggest reservoir, often serves as a rainfall barometer. As of Tuesday, Oroville was at 100% capacity, according to data from the state Department of Water Resources.

A Wet Year Boosted California’s Groundwater, but Not Enough to Address Long-term Declines

After years of pervasive declines, groundwater levels rose significantly in much of California last year, boosted by historic wet weather and the state’s expanding efforts to replenish depleted aquifers.

In Hopeful Sign for Ecosystem, California Groundwater Reserves Increase for First Time Since 2019

California’s vital groundwater reserves grew by a record 8.7 million acre-feet — twice the volume of giant Shasta Lake — in the official water year ended Sept. 30, the Department of Water Resources reported this week.

Medical Freedom Vs. Public Health: Should Fluoride Be in Our Drinking Water?

The culture wars have a new target: your teeth.

Communities across the U.S. are ending public water fluoridation programs, often spurred by groups that insist that people should decide whether they want the mineral — long proven to fight cavities — added to their water supplies.

California Reports the First Increase in Groundwater Supplies in 4 Years

After massive downpours flooded California’s rivers and packed mountains with snow, the state reported Monday the first increase in groundwater supplies in four years.

2023 Water Year Was 8th Wettest of Past Five Decades, California Department of Water Resources Says

California groundwater storage increased by roughly 8.7 million acre-feet in the 2023 water year, the California Department of Water Resources (DWR) said. The department said that it was the 8th wettest water year in 50 years and the groundwater storage increase was the first since 2019.

To Avert Potential Water Crisis, Tunnels May Be Drilled Through Arizona Dam

The U.S. Bureau of Reclamation will examine the possibility of drilling tunnels through Glen Canyon Dam to ensure water can pass through it at low Lake Powell elevations, two knowledgeable sources told the Arizona Daily Star.

City of San Diego begins pipeline work on Nobel Drive in UTC

Pipeline construction along a section of Nobel Drive in University City began Monday morning, according to the City of San Diego’s Pure Water Program.

The city says traffic was moved into the eastbound lanes to make way for the new portion of the Morena Northern Pipelines and Tunnels project.

Lake Oroville, One of California’s Largest Water Reservoirs, is Full for the 2nd Year in a Row

For the second year in a row, Lake Oroville, one of California’s largest reservoirs, is at full capacity.

California’s Wild Weather Continues, With Snowiest Day of the Year Recorded in May

A rare late season storm dumped nearly 2 feet of snow on some regions of Northern California over the weekend, breaking at least one daily snowfall record.