Lake County, CA Water Table Trend
The nearest real water-table reading to Lake County, CA
Colusa County, CA, 28 miles from Lake County, is the closest county with a qualifying well, and its water table is holding roughly steady.
No well inside Lake County clears this site's 15-year qualifying bar, so this is the closest real reading, not a measurement of Lake County's own aquifer. Worth checking your own well's depth log against it rather than assuming it matches. See Colusa 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 Lake County
Lake County, California covers 1,255 square miles and is home to about 67,764 people. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Lake County isn't one of them yet, see the methodology guide for the exact qualifying bar.