Stormwater Permitting

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Applications, Forms and Guidance 
- Including annual report forms, inactivations, SWMP guides, etc.

• Construction stormwater
  - includes listing of recent applications and active construction permits 
  • The above link will take you to the application and guidance materials for construction.

• Industrial stormwater
  - Heavy Industry, Light Industry, Recycling, Metal Mining, Sand and Gravel, and No Exposure
• Municipal stormwater (MS4)

NEW:

• Notice of Transfer - all permit types and authorizations
• Notice of Change of Contacts - all permit types and authorizations
• Notice of Termination - all permit types and authorizations (except Stormwater Construction)
• Notice of Inactivation for Construction Stormwater

General Guidance

• Stormwater fact sheet  
• Stormwater permit fees

Colorado Stormwater Excellence Program stage I pilot report

Stormwater Resources

Stormwater General Permits and Rationales 
- These are the permits themselves.  Copies of the permit and rationale will be sent with your permit certification after you apply. These are NOT the applications.

• Construction permit  (Effective: July 1, 2007)
  • Construction permit
  • Construction rationale
    • Division Response to Public Comments Part 1
      Response to Comments on First Public Notice
    • Division Response to Public Comments Part 2
      Response to Comments on Second Public Notice
• Sand and Gravel Mining and Processing (and other nonmetallic minerals except fuel) permit  (Effective October 1, 2007)
  • Sand and gravel permit
  • Sand and gravel rationale
• Light Industry (Effective July 1, 2006)
  • Light industry permit
  • Light industry rationale
• Heavy Industry (Effective January 1, 2007)
  • Heavy industry permit
  • Heavy industry rationale
• Metal Mining (Effective October 1, 2006)
  • Metal mining permit
  • Metal mining rationale
• Recycling Industry  (Effective January 1, 2007)
  • Recycling permit
  • Recycling rationale
• Small Municipal separate storm sewer system (MS4)
  • Statewide MS4 permit  (Effective March 10, 2008)
  • Statewide MS4 rationale (Effective March 10, 2008)
  • Cherry Creek Reservoir Basin MS4 permit (Effective March 10, 2008)
  • Cherry Creek Reservoir Basin MS4 rationale (Effective March 10, 2008)
  • Non-Standard MS4 permit (Effective March 10, 2008)
  • Non-Standard MS4 rationale (Effective March 10, 2008)