So Pumper is 30 years old this month? To mark the milestone reached by a critical environmental trade publication — which matured right along with the septic service industry — I’d like to share a few recollections. In 1979, as COLE Publishing sent Pumper to the printer for the first time, I was employed as an Extension Agricultural Engineer at the University of Minnesota. I became involved with COLE Publishing through an onsite professional who had attended several of the onsite sewage treatment workshops I conducted throughout Minnesota. Ray Kari, from Ely, Minn., had also attended a number of tradeshows
