TUSCARORA GAS TRANSMISSION COMPANY — Notice of Probable Violation

party submissionOfficial PDF12022070NOPV_Operator Response to Notice_11302022_(22-233368).pdf#

case documentOfficial PDF12022070NOPV_PCO_11032022_(22-233368).pdf#

case documentOfficial PDF12022070NOPV_PCO_11032022_(22-233368)_text.pdf#

12022070NOPV_Final Order_01102023_(22-233368)_text.pdf, page 1Official PDFJanuary 10, 2023 VIA ELECTRONIC MAIL TO: francois poirier@tcenergy.com François Poirier President and Chief Executive Officer TC Energy Corporation 450 1st Street SW Calgary, Alberta T2P5H1 Re: CPF No. 1-2022-070-NOPV Dear Mr. Poirier: Enclosed please find the Final Order issued in the above-referenced case. It makes a finding of violation and specifies actions that need to be taken by Tuscarora Gas Transmission Company, a subsidiary of TC Energy Corporation, to comply with the pipeline safety regulations. When the terms of the compliance order are completed, as determined by the Director, Eastern Region, this enforcement action will be closed. Service of the Final Order by e-mail is effective upon the date of transmission and acknowledgement of receipt as provided under 49 C.F.R. § 190.5. Thank you for your cooperation in this matter. Sincerely, Alan K. Mayberry Associate Administrator for Pipeline Safety Enclosures (Final Order and NOPV) cc: Mr. Robert Burrough, Director, Eastern Region, Office of Pipeline Safety, PHMSA Mr. Daniel C. Cerkoney, Interim Director, U.S. Regulatory Compliance, TC Energy Corporation, dan_cerkoney@tcenergy.com Mr. Stanley Chapman, III, Executive Vice President, U.S. and Mexico Natural Gas Pipelines, TC Energy Corporation, stan_chapman_iii@tcenergy.com CONFIRMATION OF RECEIPT REQUESTED#

12022070NOPV_Final Order_01102023_(22-233368)_text.pdf, page 2U.S. DEPARTMENT OF TRANSPORTATION PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION OFFICE OF PIPELINE SAFETY WASHINGTON, D.C. 20590 _____________________________________ In the Matter of ) Tuscarora Gas Transmission Company, ) CPF No. 1-2022-070-NOPV a subsidiary of TC Energy Corporation, ) ) ) ) Respondent. ) _____________________________________) FINAL ORDER On November 3, 2022, pursuant to 49 C.F.R. § 190.207, the Director, Eastern Region, Office of Pipeline Safety (OPS), issued a Notice of Probable Violation (Notice) to Tuscarora Gas Transmission Company (Respondent), a subsidiary of TC Energy Corporation. The Notice proposed finding that Respondent had violated the pipeline safety regulations in 49 C.F.R. Part 192. The Notice also proposed certain measures to correct the violation. In its November 30, 2022 response to the Notice, TC Energy Corporation, on behalf of Respondent, did not contest the allegation of violation or corrective measures. Based upon a review of all of the evidence, pursuant to § 190.213, I find Respondent violated the pipeline safety regulation listed below, as more fully described in the enclosed Notice, which is incorporated by reference: 49 C.F.R. § 192.605(a) (Item 1) ─ Respondent failed to follow its manual of written procedures for conducting operations and maintenance activities. This finding of violation will be considered a prior offense in any subsequent enforcement action taken against Respondent. Compliance Actions Pursuant to 49 U.S.C. § 60118(b) and 49 C.F.R. § 190.217, Respondent is ordered to take the actions proposed in the enclosed Notice to correct the violation. The Director may grant an extension of time to comply with any of the required items upon a written request timely submitted by the Respondent and demonstrating good cause for an extension. Upon completion of the ordered actions, Respondent may request that the Director close the case. Failure to comply with this Order may result in the assessment of civil penalties under 49 C.F.R. § 190.223 or in referral to the Attorney General for appropriate relief in a district court of the United States.#

12022070NOPV_Final Order_01102023_(22-233368)_text.pdf, page 3The terms and conditions of this order are effective upon service in accordance with 49 C.F.R. § 190.5. January 10, 2023 ___________________________________ _________________________ Alan K. Mayberry Date Issued Associate Administrator for Pipeline Safety#

12022070NOPV_Closure Letter_09142023_(22-233368)_text.pdf, page 1Official PDFVIA ELECTRONIC MAIL TO: stanley chapman iii@tcenergy.com September 14, 2023 Mr. Stanley Chapman Executive Vice President, US & Mexico Natural Gas Pipelines Tuscarora Gas Transmission Company 700 Louisiana Street Houston, Texas 77002 CPF 1-2022-070-NOPV Dear Mr. Chapman: On November 3, 2022, the Pipeline and Hazardous Materials Safety Administration (PHMSA) issued Tuscarora Gas Transmission Company (Tuscarora) a Notice of Probable Violation in the above-referenced case. A Final Order (Order) was then issued on January 10, 2023, which included a Compliance Order. Based on our review of the documentation you provided, it has been determined that you have complied with the terms of this Order. Accordingly, this case is now closed and no further action is contemplated with respect to the matters involved in this case. Thank you for your cooperation in this matter. Sincerely, Robert Burrough Director, Eastern Region Pipeline and Hazardous Materials Safety Administration Cc: Daniel Cerkoney <dan_cerkoney@tcenergy.com> Amy Willis amy_willis@tcenergy.com#