St. Johns County, FL Water Table Trend
The nearest real water-table reading to St. Johns County, FL
The closest qualifying well to St. Johns County is 61 miles away in Marion County, FL, where the trend runs holding roughly steady.
St. Johns County itself has no monitoring well with enough history to call its own trend, so treat this as a regional estimate, not St. Johns County's own number. If you own a well here, comparing your own depth log against this regional figure is worth doing before assuming either way. See Marion County, FL'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.
St. Johns County, Florida in brief
About 334,928 people live across St. Johns County's 601 square miles, in Florida. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; St. Johns County isn't one of them yet, see the methodology guide for the exact qualifying bar.