(CN) — In just three months of 2023, atmospheric river storms dumped over 140% of California’s average annual precipitation, but it still wasn’t enough to fill Los Angeles’ deepest aquifers ...

Record rainfall filled both shallow basins and reservoirs to nearly capacity that year, but drought persisted in the deeper aquifers ... mile in depth and over a period of decades, Mao noted.

Record rainfall filled both shallow basins and reservoirs to nearly capacity that year, but drought persisted in the deeper aquifers ... at about half a mile in depth and over a period of decades, Mao ...

Now researchers at the Stanford Doerr School of Sustainability have developed a new way to use that existing infrastructure and its decades of data to estimate water levels in the region’s aquifers ..

Instead, the scientists found several places where the temperature remained constant, even as the depth increased ... and that allowed them to map the volume of the aquifer,” the release ...

Researchers have long known there was some kind of aquifer in the Cascade Mountains ... geothermal drill hole temperature depth profiles essentially to map out where the water is.