Dale R Ralston PhD PE PG Ralston Hydrologic Services Moscow ID January 2014 Why worry about a surface seal in a well Most aquifers have overlying low permeability layers that provide natural protection from contaminants at land surface or the shallow subsurface ID: 696978
Download Presentation The PPT/PDF document "EVALUATION OF MINIMUM WELL SEAL DEPTH IN..." is the property of its rightful owner. Permission is granted to download and print the materials on this web site for personal, non-commercial use only, and to display it on your personal computer provided you do not modify the materials and that you retain all copyright notices contained in the materials. By downloading content from our website, you accept the terms of this agreement.
