Within the City of Centennial, SEMSWA is the responsible agency that reviews and approves stormwater plans, grading and erosion control plans, and is the City’s designated Floodplain Administrator.

SEMSWA reviews and approves various plans and reports for storm water compliance through the planning and development process. These plans and reports include but are not limited to: 

  • Land use cases
  • Construction documents
  • Drainage plans and reports
  • Grading, erosion and sediment control plans and reports
  • Floodplain development

SEMSWA is responsible for managing the City of Centennial's federally mandated MS-4 permit as well as enforcing the various drainage and storm water regulations and ensuring that the applicant is aware of them. For more information, visit SEMSWA or call 303-858-8844.

Quick Contact Info:

City of Centennial
13133 East Arapahoe Road
Centennial, CO  80112

(303) 325-8000 - 24 Hour Citizen Response Center
(720) 488-0933 - Fax Number

 

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