Agriculture

Groundwater

A fresh poster on the 1st of every month, or a short note when nothing new was published.

Source
U.S. Geological Survey and state water agencies
usgs.gov ↗
Last checked
Oct 10, 2026
Editions
1 poster
Managed groundwater recharge in California fell from 4.6 to 1.1 million acre-feet
No. 0005 · Oct 10, 2026

Managed groundwater recharge in California fell from 4.6 to 1.1 million acre-feet

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What this number is
How much water sits underground in aquifers, and how much farms and cities pump out or put back.
Why it moves
Pumping during droughts draws it down. Wet years and deliberate recharge projects refill it, slowly.
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