Guilt by association is more than just a tired cliché. Just ask Jeff Wilson, the former owner of TPI Portable Toilets and Septic Tank Services, based in Longview, Washington, located in the state’s southwestern corner, just across the Columbia River from Oregon.Wilson says septic service and restroom contractors in the Longview area have been tainted by publicity surrounding the federal court conviction of a contractor on charges of illegal waste dumping. Ray Caldwell — the owner of All-Out Sewer and Drain Service Inc. in Longview — and the company itself were found guilty of multiple counts of violating of the
