Ken Rutt, wastewater division superintendent for the city of Broomfield, Colorado, talks in this online exclusive video about one of the most exciting developments he’s experienced in his 30 years of work as a an operator: A process called integrated fixed-film activated sludge. “It’s these little plastic media that allow you to increase the volume of your mixed liquors — your microorganisms. It allows us to have a smaller footprint and increase treatment capacities.”