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welcome to Oregon DEQ
​DEQ's mission is to be a leader in restoring, maintaining and enhancing the quality of Oregon's air, land and water.

DEQ on Twitter

school busReducing diesel emissions exposure for Oregon schoolchildren initial focus of $72.9M VW settlement

DEQ to offer funding towards the replacement or upgrade with advanced emission controls of at least 450 diesel school buses in the state.
 

oregon mapDEQ has updated its Air Quality Index to better serve the public and put more data at users’ fingertips  

The color-coded tool categorizes air quality at more than 37 stations around Oregon.
 
for mobileA mobile app is also now available for smart phones. Simply search for OregonAir in your app store.