Stormwater – Urban Runoff Management Plan

We advise all development within Aspen to utilize the resources provided. Here you will find documents pertaining to Stormwater Development within Aspen’s Municipal Code and Urban Runoff Management Plan. As an addition, we have included calculation worksheets, as well as, several best management practices that should be considered within your design.

Aspen's Urban Runoff Management Plan (URMP)

• Full Urban Runoff Management Plan (PDF)
  
  

Introductory Documents of Plan

• /documentcenter/view/538 Stormwater Management Guide Cover (PDF)
• /documentcenter/view/539 Urban Runoff Management Plan (PDF)
• /documentcenter/view/533 Urban Runoff Management Plan Introduction (PDF)
• /documentcenter/view/534 Urban Runoff Management Plan Table of Contents (PDF)
  
  

URMP Chapters 

• /documentcenter/view/574 Chapter 1: Permit Requirements (PDF)
• /documentcenter/view/575 Chapter 2: Rainfall (PDF)
• /documentcenter/view/576 Chapter 3: Runoff (PDF)
• /documentcenter/view/577 Chapter 4: Streets (PDF)
• /documentcenter/view/578 Chapter 5: Detention (PDF)
• /documentcenter/view/579 Chapter 6: Floodplains (PDF)
• /documentcenter/view/580 Chapter 7: Mudflow (PDF)
• /documentcenter/view/2705 Chapter 8: Water Quality (PDF)
  
  

URMP Appendixes

• /documentcenter/view/581 Appendix A: Submittal Checklists (PDF) (including Maintenance Agreement)
  • /documentcenter/view/8742 Engineering Submittal Requirement Matrix (PDF)
  • /documentcenter/view/8743 COA Landscape Grading Permit Requirements (PDF)
  • /documentcenter/view/8744 COA Checklist for MINOR Design (PDF)
  • COA Checklist for MAJOR Design:
    • /documentcenter/view/8745 Criteria for a Major Engineering Review (PDF)
    • /documentcenter/view/8746 Stormwater & Drainage (PDF)
    • /documentcenter/view/8747 Utilities (PDF)
    • /documentcenter/view/8748 Public Improvements (PDF)
  • /documentcenter/view/8749 Survey Checklist (PDF)
  • /documentcenter/view/8750 Excavation Stabilization Plan (PDF)
  • /documentcenter/view/8751 Soils Report (PDF)
  • /documentcenter/view/8752 Plat – Subdivision & Condominium (PDF)
  • /documentcenter/view/8753 Mudflow Zone (PDF)
  • /documentcenter/view/8754 Sidewalk Deferred Zones (PDF)
  • /documentcenter/view/8755 Smuggler EPA (PDF)
  • Certificate of Occupancy: 
    • /documentcenter/view/518 Stormwater Maintenance Agreement (PDF)
    • /documentcenter/view/519 Drainage Certificate (PDF)
• /documentcenter/view/582 Appendix B: Equations & Examples (PDF)
• /documentcenter/view/583 Appendix C: UDFCD Worksheets (PDF)
• /documentcenter/view/584 Appendix D: Floodplain Documents (PDF)
• /documentcenter/view/585 Appendix E: Plant List (PDF)
  
  

Surface Drainage Master Plan

• /documentcenter/view/537 Drainage Master Plan (PDF)
  
  

Associated Municipal Codes

• /documentcenter/view/535 Flood Damage Prevention Title 8 (PDF)
• /documentcenter/view/536 Stormwater & Mudflow Title 28 (PDF)