U.S. Geological Survey
Swelling Clays Map Of The Conterminous U.S.

Soil Map of Arkansas




MAP LEGEND
Unit contains abundant clay having high swelling potential
Part of unit (generally less than 50%) consists of clay having high swelling potential
Unit contains abundant clay having slight to moderate swelling potential
Part of unit (generally less than 50%) consists of clay having slight to moderate swelling potential
Unit contains little or no swelling clay
Data insufficient to indicate clay content of unit and/or swelling potential of clay (Shown in westermost states only)



These maps are sourced from the U.S. Geological Survey publication
"Swelling Clays Map Of The Conterminous United States"
by W.W. Olive, A.F. Chleborad, C.W. Frahme, Julius Schlocker,
R.R. Schneider, and R.L Shuster; 1989



NOTE: This information is provided for general education only. For detailed information concerning reactive soils, you should always contact a geo-technical firm.



  (References cited in the preparation of the maps)