These historical reports are in XML format and are comprised of data from
the previous 90 days. These data are not fully verified or
validated and should be considered preliminary and subject to change.
Official regulatory air quality data must be obtained from
EPA’s Air Quality System (AQS) at https://aqs.epa.gov/aqsweb/documents/data_mart_welcome.html.
For additional information about our program, please visit Inter-Tribal Environmental Council and click on the Clean Air link,
or email April Hathcoat.