The EPA Inspector met with Clarisse Harris, the General Manager; Jerry Mitchell, the Supervisor; and Andrew Burchfield, the Lead Person, for the opening conference.

signed bySANDESH Date: 2025.12.22 14:25:08 -06'00' Sandesh Thapa - Lead Inspector DEBRA PANDAK ~~~~!

Irish continued to lead the tour.

Area of Concern Yes SECTION II - OBSERVATIONS Tenant: Action Oil Services Section: 2.1 Date: 11/07/24, 11:40 AM Contains AOC: Yes Contains CBI: No Lead Inspector: Vince Damiano Attendees: Landon Tannehill (Manager) and Luther E.

In general, polymerization reactions rarely proceed to 100% completion, leading to a low to negligible presence of unreacted residual monomers and oligomers.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 6 1201 ELM STREET, SUITE 500 DALLAS, TEXAS 75270 November 3, 2022 Marshall Crawford Environmental Manager Nucor Steel Louisiana, LLC 9101 LA Highway 3125 Convent, Louisiana 70723 Sent via email: Marshall.Crawford@nucor.com Re: Clean Air Act Notice of Violation and Opportunity to Confer Dear Mr.

Makeup of metal usage (%) HYDROGEN The European Clean Hydrogen Alliance plans that Europe takes a leading role in the R&D and production of hydrogen technologies, and there is potential for a considerable share to be produced domestically.

The screens on the intake tower were damaged and were not covering multiple openings leading into the intake tower.

Lead Inspector: Kristin McNeill, U.S.

Approximately 2 weeks prior to the inspection, the EPO hired Kris LaRoche as a full-time Lead Wastewater Operator.

Environmental Protection Agency Thuan Tran; Physical Scientist, Lead Inspector 732-321-4455; email: tran.thuan@epa.gov Robert Morrell; Geologist New York State Department of Environmental Conservation (NYSDEC) Pradeep Jangbari; Environmental Engineer 585-226-5321; email: Pradeep.jangbari@dec.ny.gov Marsh Creek Wastewater Treatment Plant (WWTP) William Czaplak; Chief Plant Operator 315-789-8040; email: wcc@geneva.ny.us Nick DeMaria; Assistance Plant Operator 3.0 FACILITY DESCRIPTION 3.1 General Information The Marsh Creek WWTP began operating in 1972 as a 4.0 million gallons per day (MGD) secondary wastewater treatment plant.

According to the most recent scientific data, upon release HFO-1234ze(E) ultimately degrades in the atmosphere to carbon dioxide (CO2), Hydrogen fluoride (HF) and trifluoroacetic acid (TFA).5 The TFA is a PFAS arrowhead substance: this happens in approximately 19 days and leads to an insignificant/negligible amount of TFA.

Region 2 Enforcement & Compliance Assurance Division Air Compliance Branch Inspection Report Inspection Date: Facility Name: Facility Address: ICIS-Air/RMP ID #: Federal Facility: NCI: Facility size: Activity: State Referral: EJ: NAICS code: EPA Lead Inspector: EPA Asst.

In general, polymerization reactions rarely proceed to 100% completion, leading to a low to negligible presence of unreacted residual monomers and oligomers.

The manufacturing processes include micro printing, electroplating (cadmium, chromium, copper, gold, lead, nickel, silver, tin, zinc), and chemical etching.