Getting started on your NPDES MS4 Permit - begin with CEI's easy to follow Fact Sheets which will take you through the basics of the permit's minimum measures, performance action items (PAI), cost and funding.


CEI NPDES MS4 Fact Sheets

Coming Soon!

  • Illicit Discharge Detection & Elimination: Written Components
  • Public Involvement & Participation
  • Construction Site Runoff
  • Post-Construction Development
  • Good Housekeeping: O&M
  • Good Housekeeping: SWPPPs