TALLGRASS POWDER RIVER GATEWAY, LLC — Notice of Probable Violation

party submissionOfficial PDF32021088NOPV_Operator Response to Notice_12302021_(21-210503).pdf#

case documentOfficial PDF32021088NOPV_PCO_11302021_(21-210503).pdf#

case documentOfficial PDF32021088NOPV_PCO_11302021_(21-210503)_text.pdf#

32021088NOPV_Closure Letter_01262023_(21-210503)_text.pdf, page 1Official PDFVIA ELECTRONIC MAIL TO: bill.moler@tallgrassenergylp.com; jennifer.eckels@tallgrassenergylp.com; crystal.heter@tallgrassenergylp.com January 26, 2023 William Moler Chief Executive Officer Tallgrass Powder River Gateway, LLC 4200 W. 115th St., Suite 350 Leawood, KS 66211 RE: CPF 3-2021-088-NOPV Dear Mr. Moler: On January 26, 2022, the Pipeline and Hazardous Materials Safety Administration (PHMSA) issued to Tallgrass Powder River Gateway, LLC (Tallgrass) a Final Order in the above- referenced case. This Order included a Compliance Order requirement to take corrective actions on your pipeline. Based on our review of the documentation provided by Tallgrass, it has been determined that Tallgrass has 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, Gregory A. Ochs Director, Central Region, OPS Pipeline and Hazardous Materials Safety Administration cc: Jennifer Eckles, Director Compliance, jennifer.eckels@tallgrassenergylp.com Crystal Heter, Chief Operating Officer, crystal.heter@tallgrassenergylp.com#

32021088NOPV_Final Order_01262022_(21-210503)_text.pdf, page 1Official PDFJanuary 26, 2022 VIA ELECTRONIC MAIL TO: bill.moler@tallgrassenergylp.com Mr. William Moler Chief Executive Officer Tallgrass Powder River Gateway, LLC 4200 W. 115th St., Suite 350 Leawood, Kansas 66211 Re: CPF No. 3-2021-088-NOPV Dear Mr. Moler: 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 to comply with the pipeline safety regulations. When the terms of the compliance order are completed, as determined by the Director, Central Region, this enforcement action will be closed. Service of the Final Order by e-mail is effective upon the date of transmission 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. Gregory Ochs, Director, Central Region, Office of Pipeline Safety, PHMSA Ms. Jennifer Eckles, Manager - Compliance, Tallgrass Powder River Gateway, LLC, jennifer.eckels@tallgrassenergylp.com Ms. Crystal Heter, Chief Operating Officer, Tallgrass Powder River Gateway, LLC, crystal.heter@tallgrassenergylp.com Mr. Brad Armsbury, Compliance Engineer, Tallgrass Powder River Gateway, LLC, brad.armsbury@tallgrassenergylp.com CONFIRMATION OF RECEIPT REQUESTED#

32021088NOPV_Final Order_01262022_(21-210503)_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 ) Tallgrass Powder River Gateway, LLC, ) CPF No. 3-2021-088-NOPV ) ) ) Respondent. ) ____________________________________) FINAL ORDER On November 30, 2021, pursuant to 49 C.F.R. § 190.207, the Director, Central Region, Office of Pipeline Safety (OPS), issued a Notice of Probable Violation (Notice) to Tallgrass Powder River Gateway, LLC (Respondent). The Notice proposed finding that Respondent had violated a pipeline safety regulation in 49 C.F.R. Part 195. The Notice also proposed certain measures to correct the violation. 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. § 195.264(b)(1)(i) (Item 1) ─ Respondent failed to satisfy the requirements of Section 22.11.2 of NFPA-30 (2012 edition) regarding impoundment around breakout tanks. 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 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.#

32021088NOPV_Final Order_01262022_(21-210503)_text.pdf, page 3CPF No. 3-2021-088-NOPV Page 2 The terms and conditions of this order are effective upon service in accordance with 49 C.F.R. § 190.5. January 26, 2022 ___________________________________ _________________________ Alan K. Mayberry Date Issued Associate Administrator for Pipeline Safety#