I agree with both of you regarding the change in ground water and/or moisture content of the soil. In my opinion the use of this system would definitely affect the soils under our foundations. Of course the company that installed the system denies that this could be the case so I'm looking if...
I am currently working on a building that is remediating a PERC spill using a Soil Vapor Extraction System. While remediating, severe building settlement started happening around the column closest to the remediation. We know the column is pulling everything down with it but aren't sure...