People often ask DEQ: how do you ensure facilities follow environmental laws? There are a lot of answers, but key parts are complaints, inspections and enforcement. This is the first of a two-part series that dives into the complaints and inspections process. Lauren talks with the manager of the complaints system, a complaints inspector and two facility inspectors about how they receive complaints, find the source of pollution complaints, keep tabs on facilities that DEQ regulates and what happens when there is a violation.