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Welcome to the
Air Quality Division

Happy Thanksgiving

We are grateful for Oklahoma's clean, crisp autumn air and hope you enjoy it during your holiday!

New Ozone Standard

EPA published its final rule for the new primary and secondary National Ambient Air Quality Standards for ground-level ozone in the Federal Register. The final rule takes effect on December 28, 2015

Go to the Federal Register

EPA has published proposed changes to rules related to source testing of air emissions including revisions to NSPS Subpart JJJJ for stationary spark ignition internal combustion engines. The comment period has been extended to December 9, 2015. For more information, see the Federal Register notice.

Local Impact of the Proposed Rule Changes
OKC Near-Road Monitor

Our initial 3 months of data indicate significantly higher concentrations of both NO2 and CO at our near-road monitor in OKC compared to other sites. Levels are, however, well-below the federal standard.

Follow our near road monitor here
Village Green Project

Our new Village Green bench is reporting up-to-the minute concentrations of air pollution in downtown OKC. Stop by the Children's Garden and have a seat.

Learn More About Village Green

What is air quality?
The amount of pollution in the air from all sources - natural and human - defines the quality of the air we breathe.  Air pollution isn't limited to our cities; it can blow into any part of Oklahoma from neighboring states.

Why is it important?
Bad air quality can affect everybody's health.  It can have direct effects on the lungs, and it can worsen an existing condition, such as asthma.  Some people are more sensitive to air pollution than others.  These include young children who are growing rapidly and older adults who have reduced immune systems.
Poor public health also incurs economic costs for society, e.g., increased healthcare costs and loss of working days.  And a clean environment makes Oklahoma an attractive place to live, work and play: something we can all be proud of.

What does the Air Quality Division do?
Most importantly, we work to effectively protect the public health in Oklahoma.  We do this by:

More information about the Air Quality Division

To reach the main AQD programs use the links on the right or the pulldown menu at the top left on any AQD page.

Last Updated: October 1, 2015


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