Document vB0wXwKp9OMpmE6Lq6MRv2rr9

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 6 1201 ELM STREET, SUITE 500 DALLAS, TEXAS 75270-2102 VIA Electronic Mail: pcrook@enerflex.com Paul Crook Enerflex Energy Systems 10815 Telge Road Houston, TX 77095 Re: Opportunity to Confer Letter Dear Mr. Crook I am writing to inform you that the Enforcement and Compliance Assurance Division of Region 6, United States Environmental Protection Agency ("EPA") has reviewed the information you provided in response to EPA's Opportunity to Confer letter sent out on October 28, 2022, regarding potential Resource Conservation and Recovery Act ("RCRA") violations. Following review of the data received and our conversation with the facility, EPA has determined no further action is required. If you have any questions regarding this letter, please contact Elizabeth Pham at 214-665-8354 or at pham.elizabeth@epa.gov. Sincerely, JEFFREY YURK Digitally signed by JEFFREY YURK Date: 2023.04.03 10:54:40 -05'00' Jeffrey Yurk Manager Waste Enforcement Branch eCC: john.shelton@tceq.texas.gov madelyn.flannagan@tceq.texas.gov