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.
Recently I had a question from a reader about a shallow trench pressure distribution system. He is a landlord and his tenants inadvertently turned the pump switch off. When they realized what they had done, they turned the switch back on, delivering an estimated 1,200 gallons of...
