Tag Archives: NAAQS
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Overview of Exceptional Event Analysis Techniques and Data Resources: Methods and Case Study Examples for Wildfire and Stratospheric Ozone Intrusion Events
This report is a guide for evaluating whether days with high ozone concentrations qualify as exceptional events (unusual or naturally occurring events that can affect air quality but are not reasonably controllable using techniques implemented by state or local air agencies). It provides an overview of the U.S. Environmental Protection Agency’s guidance on exceptional events, […]
