EPA v. Performance Energy Resources. LLC

Case summary

On June 9, 2026, EPA Region 6 issued a Final Administrative Order (AO) under its authority pursuant to Section 1423(c) of the Safe Drinking Water Act (the Act), 42 U.S.C. Section 300h Section 2(c) to Performance Energy Resources, LLC (Respondent) located in Barnsdall, OK. The AO alleges Respondent violated regulations set forth at 40 C.F.R. Section 147.2912(a) failing to successfully demonstrate mechanical integrity of an injection well located in Osage County, Oklahoma. The AO orders the Respondent to successfully demonstrate mechanical integrity of the injection well, plug the injection well or convert it to production use. Public comments will be solicited for 30 days from the date of this notice. The Respondent must respond to EPA Region 6 within 30 days of receiving the AO.

Defendants (1)

• Performance Energy Resources. LLCNamed in complaintNamed in settlement

Facilities (1)

• OS4243 - WELL NO. 9 (S)

  NW/4, SEC. 18, T26N, R12E, OKESA, OK, 74003

  Registry ID: 110024532870

Statutes cited

• SDWA 1422/1423 — UIC Regulations Classes I - V
• SDWA 1421 — UIC Regulations

Enforcement conclusions (1)

• Performance Energy Resources. LLCentered 2026-06-09

  Primary law: SDWA

Timeline (3 milestones)

• 2026-04-13Complaint Filed/Proposed Order
• 2026-04-14Enforcement Action Data Entered
• 2026-06-09Final Order Issued