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NPDES MS4 Permitting

Important MS4 News & Reminders!

  • We have a new DEMLR MS4 Program Coordinator: Jeanette Powell, (919) 707-3620.
  • Phase II MS4 annual report submittals are due by October 31, 2018 (note that this will be an extension for some permittees). 
  • Your current annual report format is acceptable but you must complete the on line Stormwater Management Plan Assessement, SWMPA.
  • Please email annual reports in .pdf to Jeanette Powell.
  • The current reporting period is the 2017-2018 fiscal year (July 1, 2017 - June 30, 2018).

What is the Stormwater Management Plan Assessment, SWMPA?

The SWMPA is an on line assessment of your MS4 program implementation over the previous fiscal year.  Parts III and IV.b of your MS4 permit require you to use SWMPA.  Some additional resources are:

Key Information

MS4 Permit Map Viewer

Model Ordinances

Phase II Model Ordinance (Permits issued after July 1, 2006)   (PDF) 
Universal Stormwater Management Plan (USMP) Model Ordinance   (PDF)
USMP Model Ordinance Checklist   (PDF) 

Other Resources

Self-sustaining MS4 Program Guidance
Measurable Goals Guidance for Small MS4s (EPA Document)
Incorporating Green Infrastructure (EPA Water Quality Scorecard Document)
NC Low Impact Development Guide (NCSU/Cooperative Extension)
EPA Phase II MS4 Permit Improvement Guide 
Stormwater Program Resources for Local Governments
NCDOT's BMP Tool Box for Public Transportation
Overview of Stormwater Programs in DEMLR (M. Randall, August 2013) 
Stormwater Management at Airports - April 2013 
TMDL Map Viewer - NEW! 

Inspection Guidance and Checklists

Pollution Prevention and Good Housekeeping Presentation
MS4 Compliance Inspection Checklist (MS Word), includes municipal operations and industrial activities
Sample BMPs for MS4s and Industrial Activities 
Sample MS4 Turnover Folder Sections
Sample MS4 Spill Report
Sample Training Record
Sample OWS Inspection Record
Sample Stormwater Control Device Inspection
Sample General Site Condition Inspection Checklist
Sample Solid Waste Containers Inspection Checklist
Sample Tanks and Containers Inspection Checklist
EPA and OSHA Regulatory Training Citations

MS4 NPDES Application Forms

Title Forms
MS4 (Small) Individual Permit Application Phase II MS4 Application Flowchart
Application Instructions 
Small MS4 Permit Application 
Small MS4 Permit Application 
MS4 (Small) Permit by Rule Application Application Instructions 
Permit by Rule Application 
Permit by Rule Application 
MS4 Non-owner/Non-operation Certification MS4 Non-owner/Non-operation Form 
MS4 Stormwater Management Program Report Instructions for Completing Report
MS4 Renewal MS4 Renewal Application
MS4 Renewal for Dept. of Defense MS4 Renewal Application for DoD