Sumter County, SC Water Table Trend
Is the water table dropping in Sumter County, SC?
Over 19 years of USGS readings, the well tracking Sumter County's aquifer is holding roughly steady: 0.4 ft per decade.
One well stands in for Sumter County's whole aquifer here, the honest simplification every page on this site carries.
What the well actually measured
The most recent reading put water 14 ft below land surface. Readings span 2003-01-01 to 2021-07-12, 98 measurements from USGS well USGS-340059080240709 (Su- 355), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
Where Sumter County ranks
Of the 1,449 US counties with a usable trend, Sumter County ranks 387th from fastest-rising to fastest-declining, 1 is the fastest-rising water table measured, 1449 the fastest-declining. About 104,776 people live in Sumter County, South Carolina. See the fastest-moving counties guide for how Sumter County stacks up against the most extreme cases nationally.
A dropping table says nothing about water quality
Whether Sumter County's water table is rising or falling is independent of what's actually in the water. Depletion can concentrate naturally-occurring minerals, so it's worth checking directly with a water test rather than assuming a depth trend says anything about quality.