Jim Anderson, Ph.D., is an emeritus professor at the University of Minnesota Department of Soil, Water and Climate and recipient of the pumping industry’s Ralph Macchio Lifetime Achievement Award. Email Jim questions about septic system maintenance and operation at editor@pumper.com.
In a recent column, I discussed how pumping through an inspection port was a bad practice that has been proven ineffective at removing the solids from a septic tank despite backflushing and other attempts at mixing the contents before removal. The column was a result of a homeowner...
