This is a problem across the whole planet: https://www.propublica.org/article/water-aquifers-groundwater-rising-ocean-levels https://www.propublica.org/article/

This is a problem across the whole planet: https://www.propublica.org/article/water-aquifers-groundwater-rising-ocean-levels https://www.propublica.org/article/water-aquifers-groundwate.... One thing I learned from that article is that the California Central Valley is 28 feet lower than it was 100 years ago because of groundwater depletion (https://en.wikipedia.org/wiki/Central_Valley_land_subsidence https://en.wikipedia.org/wiki/Central_Valley_land_subsidence).