PM2.5 NAAQS Designation Recommendation and Exceptional Events Demonstrations
Ecology has written a recommendation for whether Washington State meets EPA’s new PM2.5 standard. This recommendation includes a letter to EPA Region 10, a report showing that certain days at the Colville monitor in Stevens County were impacted by wildfire smoke in an exceptional event, and a report showing days impacted by wildfire smoke in 2021.
Send us comments
Comment on the draft designation recommendation letter, exceptional event demonstration for the Colville E 1st St Monitor, and the report on wildfire impacted days for 2021.
Next steps
After the comment period ends, we will:
Review and respond to comments.
Finalize and submit the documents to EPA
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Ecology has written a recommendation for whether Washington State meets EPA’s new PM2.5 standard. This recommendation includes a letter to EPA Region 10, a report showing that certain days at the Colville monitor in Stevens County were impacted by wildfire smoke in an exceptional event, and a report showing days impacted by wildfire smoke in 2021.
Send us comments
Comment on the draft designation recommendation letter, exceptional event demonstration for the Colville E 1st St Monitor, and the report on wildfire impacted days for 2021.
Next steps
After the comment period ends, we will:
Contact information is necessary if you want to receive future notices or responses related to this topic.
Contact Information
*Indicates Required Fields