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Differences in Processing Practices Could Decrease the Reliability of Ozone Data Used for Assessing Air Quality to Protect Public Health

Report Number
18-P-0105

Report #18-P-0105, February 28, 2018

What Was Found

There is a risk that the state, local and tribal agencies that monitor ambient air quality are not always implementing the EPA’s recommended QA practices for validating ozone data. This risk could reduce the quality of the data that the EPA uses to determine whether the air is healthy to breathe.

Report Type
Audit
View report on Oversight.gov