For more than a decade, Knozone has educated central Indiana residents and businesses about ways to make a visible difference in our air quality.

Thanks to everyone's help, the region's air quality has been improving. However, there is still much more that we can all do. That's why it's important to commit to making small changes in your behavior to help clean the air.

For current data on ground-level ozone or fine particle levels, click here.

Click here to learn more about the city's new unique air quality inititiative for central Indiana businesses, the CICAP program.

Click here to learn more about upcoming Gas Can Exchange Events sponsored by R.W. Armstrong.

Click here to learn more about the Lawn Mower Exchange program and upcoming events.