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Best Communication Practices for Preparation of Exceptional Event Demonstrations

OAQPS developed this document of Best Practices based on input received from EPA regional offices and selected state/local air agencies who submitted Exceptional Event Demonstrations under the 2007 version of the Exceptional Events Rule (EE Rule). After promulgation of revisions to the 2007 EE Rule, this document will be updated to conform to the revised Exceptional Events Rule.

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