EPA conducted an inspection of the Facility January 28-31, 2020, to determine Respondent's compliance with Section 112(r) of the CAA, 42 USC 7412(r), and 40 CFR Part 68. On May 4, 2021, the EPA sent Respondent a Notice of Potential Violation and Opportunity to Confer letter. On June 2, 2021, EPA responded to the documentation and information received from Respondent as a result of the opportunity to confer. EPA determined there were five violations of 40 CFR Part 68, as outlined in the final order.