Yolo County, CA Water Table Trend
The nearest real water-table reading to Yolo County, CA
Sutter County, CA, 27 miles from Yolo County, is the closest county with a qualifying well, and its water table is rising, getting shallower over time.
No well inside Yolo County clears this site's 15-year qualifying bar, so this is the closest real reading, not a measurement of Yolo County's own aquifer. Worth checking your own well's depth log against it rather than assuming it matches. See Sutter County, CA's full page. See the no-data guide for why a county this close to a qualifying well still doesn't get its own number.
About Yolo County
Yolo County, California covers 1,013 square miles and is home to about 225,251 people. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Yolo County isn't one of them yet, see the methodology guide for the exact qualifying bar.