Storm Water Permit Applicability and No Exposure Certification
State and federal rules require that a facility apply for industrial storm water permit coverage if storm water exposed to industrial materials discharges to surface waters. This requirement also includes facilities that discharge storm water to a municipal separate storm sewer system (MS4). As a refresher, your facility requires storm water permit coverage if you can answer all of the following three items affirmatively: The facility’s primary Standard Industrial Classificat
