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Welcome to the
Air Quality Division

Emissions Inventories Due April 1

Emissions inventories are due on April 1. We have updated the General Guidance and Redbud Help documents. Presentations from our 2018 workshops are also available.

Go to the Emissions Inventory Homepage
2017 Oklahoma Clean Diesel Grant Program

The application deadline has closed for the 2017 Oklahoma Clean Diesel Grant Program, which will fund replacement and idle reduction projects for school buses and similar vehicles.

Learn about Clean Diesel Grants
Volkswagen Settlement

The Volkswagen (VW) Environmental Mitigation Trust Agreement allocated approximately $21 million for Oklahoma to reduce nitrogen oxide emissions from the transportation sector. On December 5, 2017, DEQ conducted a public meeting (listening session) for input towards drafting Oklahoma's VW Beneficiary Mitigation Plan. Submitted comments, presentation slides, and an audio recording from the meeting are available.

Go to DEQ's VW Settlement Page
Loading Loss Guidance

AQD's Permitting group has posted new guidance to estimate condensate and crude oil loading losses from tank trucks. The guidance is in response to requests for alternative emission factors in some proposed permit applications.

View the Guidance
Village Green and Weather Station

Our friends at the Myriad Gardens installed a weather station next to the Village Green bench in the Children's Garden. Check out all the instruments, gauges, and our daily air quality flag forecast!

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: February 13, 2018


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