I explained the inspection would be EPA-led and I would serve as the lead inspector.

An overly restrictive ban must not lead to a de facto blockade of environmental technologies that we need for a renewable, low carbon and secure energy supply.

Rangel about the facility's management of the lead-acid batteries and whether or not they were going to a smelter.

The facility manages used oil and used oil filters according to provisions of Title 40 Code of Federal Regulations (40 CFR) Part 279, and spent lead-acid batteries according to provisions of 40 CFR Part 266 Subpart G.

RESEARCH DEFLUORINATION Low-temperature mineralization of perfluorocarboxylic acids Brittany Trangl t, Yuli Xiao-Song Xue4, Mohamed Ateial f, K.

RESEARCH DEFLUORINATION Low-temperature mineralization of perfluorocarboxylic acids Brittany Trangl t, Yuli Xiao-Song Xue4, Mohamed Ateial f, K.

Lead and Copper Rule sample plan for the 2022 sampling event, or 90th percentile calculation records; 6.

Smith, PG Choctaw Nation of Oklahoma - Environmental Compliance Jonathon Shufeldt Choctaw Defense Manufacturing Lead Inspector Inspector Inspector Inspector Environmental Health and Safety Manager Compliance Officer Compliance Officer EPA Lead Inspector Signature/Date Supervisor Signature/Date SANDESH THAPA Date: 2022.11.03 13:44:52 -05'00' Digitally signed by SANDESH THAPA John Penland - Lead Inspector 11/3/2022 Date JEFFREY YURK Date: 2022.11.03 13:51:27 -05'00' Digitally signed by JEFFREY YURK Jeff Yurk - Waste Section Chief 11/3/2022 Date 6ENFORM-019-R8.2 (02/12/2020) 1 Section I - INTRODUCTION Choctaw Manufacturing and Defense Contractors Inspection Date 08/08-11/2022 PURPOSE OF THE INSPECTION During the week of August 8, 2022, I, John Penland, conducted an unannounced inspection of the Choctaw Manufacturing and Defense Contractors facility (Choctaw) located at 1 Skyway Drive in McAlester, Oklahoma for compliance with the Resource Conservation and Recovery Act (RCRA).

System representatives were unsure what was causing the alarm, but they assumed that the alarm was a result of a clogged raw water line leading to the turbidimeter.

Exhaust ducts from the tanks lead to a baghouse.

EPA REGION 10 Lead Inspector presented credentials to and informed Ms.

Attendees Title Name Lead Inspector Jon Jones Environmental Kijun Hong Specialist Safety Specialist Eric Wilcox II Lead Operator Elijah Gerow Phone Email 9072716329 Jones.Jon@epa.gov (505) 436-8457 khong@harveststream.com Present in Present in Opening Conf.

Therefore, the System is in noncompliance with 40 C.F.R. 141.86(b)(2), for failure to ensure that samples were collected according to Lead and Copper Rule requirements. 2.

EPA Region 10 Raymond Andrews Lead Inspector Yes Yes Alaska Airlines Tina Rodriquez Environmental Affairs Yes Yes Program Manager Alaska Airlines Darcey Hedlund Customer Service Lead Yes Yes Facility Information Responsible official?

EPA Region 10 Lead Inspector presented credentials to and informed Micah Bardin that this was an EPA REGION 10 inspection to determine compliance with Resource Conservation and Recovery Act (RCRA).