Click on a station location star

(Please be patient; this map can take awhile to load.)

Two other versions of the map:

  PDF map: View map in Adobe Acrobat Portable Document format (PDF). The PDF format allows you to zoom in on portions of the map without graphic distortion. This version also includes links to the individual station maps by clicking on the stars. You need Acrobat Reader to view PDF files. It is available free for both Mac and Windows from the Adobe website.

  Printable map: A version that is suitable for printing out, including addresses of all station locations.

Note:

The 14 Envirotest-operated emissions testing centers perform both the enhanced I/M 240 test for 1982 and newer vehicles, and the two-speed idle test for 1981 and older vehicles. 1981 and older vehicles may also be tested at an independent test center. For information on locations of these centers, call 303-692-3270. For information on emissions testing for diesel-powered vehicles, call 303-205-5603 or 303-744-2442.

Program Area

The program area for the enhanced emissions testing program includes the counties of Adams, Arapahoe, Boulder, Denver, Douglas, Broomfield and Jefferson, with the exception of the rural portions of Adams and Arapahoe counties east of Kiowa Creek.

More information

When do I need an emissions test?
What are the best times to get a test?
Where do I take my motorhome to get tested?
I need a VIN Verification.
What gets tested?
What happens if my car fails?
What are the emissions limits for my vehicle?
I have a kit/non-standard vehicle.
I am a new resident of the Denver-Boulder area.