Stormwater Management Plans (SWMPs)

CDOT HQ Water Quality and Landscape Architecture Sections provide training for Stormwater Management Plans (SWMPs), if you need any assistance please contact Basil Ryer @ [email protected].

SWMP Templates

SWMP Template >1 Acre Impact
Use this SWMP template on all projects meeting the following criteria:

  • Determined by the Regional Environmental Staff as having a high potential water quality risk or anticipating greater than one acre of disturbance. {Requiring a Colorado Discharge Permit System (CDPS) Stormwater Construction Permit (SCP)}
  • Projects advertised on or after April 1, 2024
NOTE: A Colorado Discharge Permit System (CDPS) Stormwater Construction Permit (SCP) modification took effect on April 1, 2024. The permit modification affects all projects with a CDPS-SCP. Refer to Construction Bulletin 24-2 and Design Bulletin 24-1 for additional guidance.

SWMP Template <1 Acre Impact
Use this SWMP template on all projects meeting the following criteria:

  • Determined by the Regional Environmental Staff as having a low potential water quality risk or anticipating less than one acre of disturbance.
  • Projects advertised on or after April 1, 2024