WILLMAR—An innovative demonstration project to collect and purify leachate on site at the Kandiyohi County landfill encountered a few setbacks during its first full year of operation. Overall, though, engineers rate the project—the first of its kind in North America—a success with many lessons learned. “We’re excited to still be part of it,” said Greg Ackerson of Apex Efficiency Solutions, one of the partners in the project. Ackerson and Vladimir Scheglowski of Clark Technology