News

Through 8/11/19 *Based on 8-hour averages of raw 1-hour ozone data from the Colorado Department of Public Health and Environment (CDPHE) and consistent with Data Reporting and Handling Conventions outlined in 40 CFR Part 50 - Appendix P.

The U.S. Environmental Protection Agency (EPA) is proposing to determine that the Denver Metro/North Front Range ozone nonattainment area did not meet the 2008 National Ambient Air Quality Standard (NAAQS) (i.e. 75  parts per billion (ppb)) by the...

In an effort to keep interested stakeholders informed of current happenings with RAQC programs, partners, and air quality news and events, the RAQC created “The Air Monitor” quarterly e-newsletter. You can read the third issue here. If you are interested in subscribing to the newsletter, sign up here or contact Sara Goodwin at sgoodwin@raqc.org.

Through 8/4/19

Denver Metro/North Front Range Area - 2019 8-Hour Ozone Summary* Through 7/28/19

Denver Metro/North Front Range Area - 2019 8-Hour Ozone Summary* Through 7/21/19

The Regional Air Quality is pleased to announce that Regulation 21, the Low VOC Architectural and Industrial Maintenance (AIM) coatings and consumer products rule, was approved by the Air Quality Control Commission in a unanimous vote this past Thursday (July 18^th). This was the culmination of a multiyear, collaborative effort between the RAQC and the Air Pollution Control Division. The rule will go into effect May 1^st, 2020.

The rule will provide an estimated emissions credit of 10 – 16 tons/day of VOCs in the nonattainment area.

More information on the rulemaking process can be found here.

Denver Metro/North Front Range Area - 2019 8-Hour Ozone Summary* Through 7/15/19

Denver Metro/North Front Range Area - 2019 8-Hour Ozone Summary* Through 7/7/19

Denver Metro/North Front Range Area - 2019 8-Hour Ozone Summary* Through 6/30/19