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Giant New Calif. Reservoir Plan Would Bring Water to 24 Million People

California’s reservoirs are not only vital to the state’s complex water systems, providing millions of people and the state’s agricultural economy with needed access to water; they’re also important gauges for how healthy the state is overall. This year’s at-capacity reservoirs have been a boon for a region besieged by drought over much of the past decade, but more work is needed to help ensure a plentiful and water-wise future for the most populous state in America.

North America’s Biggest City is Running Out of Water

Mexico City is parched.

After abysmally low amounts of rainfall over the last few years, the reservoirs of the Cutzamala water system that supplies over 20 percent of the Mexican capital’s 22 million residents’ usable water are running out.

Opinion: Ringside: Water Czars Ignore Solutions to Scarcity

The Delta Tunnel proposal exemplifies California’s political dysfunction. It will probably never get built, but it promises to dominate all discussions of major state and federal spending on water infrastructure for the next decade, preventing any other big ideas from getting the attention they merit.

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.