Catahoula Parish, LA Water Table Trend
Catahoula Parish, LA: what the water table is actually doing
Over 54 years of USGS readings, the well tracking Catahoula Parish's aquifer is declining, slower than most declining counties: 1.2 ft per decade.
One well stands in for Catahoula Parish's whole aquifer here, the honest simplification every page on this site carries.
What the well actually measured
The most recent reading put water 29.4 ft below land surface. Readings span 1972-05-03 to 2026-09-08, 160 measurements from USGS well USGS-311948091530701 (Ct-87), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
Where Catahoula Parish ranks
Of the 1,449 US counties with a usable trend, Catahoula Parish ranks 1106th from fastest-rising to fastest-declining, 1 is the fastest-rising water table measured, 1449 the fastest-declining. About 8,280 people live in Catahoula Parish, Louisiana. See the fastest-moving counties guide for how Catahoula Parish stacks up against the most extreme cases nationally.
What a declining table means for a well pump
Because Catahoula Parish's water table is actually declining, not just a general worry, a well owner here should consider comparing home-warranty plans that cover well-pump failure before one happens.
A dropping table says nothing about water quality
Whether Catahoula Parish'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.