News

Today, Governor Polis signed an Executive Order re-authorizing the RAQC to boldly and collaboratively continue efforts to improve ground level ozone conditions, reduce greenhouse gases and bring the region into attainment with health and environmental...

Through 8/27/19 8- hour Ozone Summary is 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. To...

Through 8/18/19 8- hour Ozone Summary is 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.To view...

Following three days of testimony, on Aug. 16th the Colorado Air Quality Control Commission approved a new Colorado zero-emissions vehicle (ZEV) program. The new rules were brought to the Commission by a coalition of State agencies and the auto manufacturing industry. This action makes Colorado the 10th state to adopt California’s Zero-Emission Vehicle program, which further advances the rapid electrification of the vehicle fleet. The RAQC’s support for the program was appreciated as we stressed the emissions reductions and increased consumer choice that are anticipated. Here is an article in the Colorado Sun about the announcement, including a quote from the RAQC.

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