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SEASONAL NOTE:

Mosquito control issues are addressed by the Tri-County Health Department, serving Adams, Arapahoe, and Douglas Counties. Click the link below for more information regarding mosquito control: https://www.tchd.org/276/Mosquitoes-West-Nile-Virus

SEMSWA OFFICE LOCATION:

7437 S Fairplay St

Centennial, CO 80112

Main Phone: 303-858-8844

Business Hours: 8:00 am – 4:30 pm Monday thru Friday

Email: semswamain@semswa.org

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Most Popular Pages

Permitting

In City of Centennial

Floodplain Development Permit (FPDP)
Grading, Erosion and Sediment Control (GESC)
Stormwater Public Improvement Permit (SPIP)

In Arapahoe County

Floodplain Development Permit (FPDP)
Grading, Erosion and Sediment Control (GESC)
Stormwater Public Improvement Permit (SPIP)

For Park, Metro Dist. & HOA Maint.

GESC Considerations for Park, Metro Districts & HOA Maintenance
Annual Permits
Security Agreement
Fees
Working in the Floodplain
Am I in the Floodplain?
Maintaining your pond or other stormwater feature
Grant Program

For Park, Metro Dist. & HOA Maint.

GESC Considerations for Park, Metro Districts & HOA Maintenance
Annual Permits
Security Agreement
Fees
Working in the Floodplain
Am I in the Floodplain?
Maintaining your pond or other stormwater feature
Grant Program

Information For Businesses

GESC Considerations for Pipe Relining Operations
GESC Considerations for Minor Right of Way/Streetscape Construction
GESC Considerations for Minor Commercial Construction
Annual Bore Utility Permits
Land Development Review Process Explained
Permits
Fees
Am I in the Floodplain?
Working in the Floodplain
Maintaining your pond or other stormwater feature
Grant Program
Pollution Prevention

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