Accelerate moderately as you pass the testing van. Moderate acceleration is required to produce the most representative sample of your vehicle’s exhaust emissions. Therefore, deceleration or heavy acceleration may result in an invalid reading.

Air Care Colorado Consumer Information

Wait Time Note: Please keep in mind that the wait times are estimations based on recent station activity. The wait times are updated approximately every 15 minutes.

Avoid waiting. Come on Saturdays, early mornings and during the middle two weeks of the month. High volume times to avoid are Mondays, the lunch hour, the first business day after ANY holiday and the last few days of the month.