NOBLE MIDSTREAM SERVICES, LLC — Warning Letter

520176028W_Warning Letter_08102017_text.pdf, page 1Official PDFWARNING LETTER CERTIFIED MAIL - RETURN RECEIPT REQUESTED August 10, 2017 Mr. Terry Gerhart Chief Executive Officer Noble Midstream Services, LLC 1001 Noble Energy Way Houston, TX 77070 CPF 5-2017-6028W Dear Mr. Gerhart: On December 12 through 15, 2016, representatives of the Pipeline and Hazardous Materials Safety Administration (PHMSA), pursuant to Chapter 601 of 49 United States Code, inspected your Wells Ranch Pipeline in Weld County, Colorado. As a result of the inspection, it is alleged that you have committed a probable violation of the Pipeline Safety Regulations, Title 49, Code of Federal Regulations (CFR). The item inspected and the probable violation is: 1. §194.101 Operators required to submit plans. (a) Except as provided in paragraph (b) of this section, unless OPS grants a request from an Federal On-Scene Coordinator (FOSC) to require an operator of a pipeline in paragraph (b) to submit a response plan, each operator of an onshore pipeline facility shall prepare and submit a response plan to PHMSA as provided in §194.119. A pipeline which does not meet the criteria for significant and substantial harm as defined in §194.103(c) and is not eligible for an exception under §194.101(b), can be expected to cause substantial harm. Operators of substantial harm pipeline facilities must prepare and submit plans to PHMSA for review.#

520176028W_Warning Letter_08102017_text.pdf, page 2During the inspection of your records, no Facility Response Plan (FRP) was provided to demonstrate that the plan was submitted to PHMSA for review in accordance with §194.101(a). At the time of the inspection, it was determined that an FRP was required for your Wells Ranch Pipeline system in Weld County, Colorado. Subsequently, a copy of an email dated 2/24/17 from PHMSA was provided to indicate your FRP sequence #3064. As of April 27, 2017, under 49 U.S.C. § 60122 and 49 CFR § 190.223, you are subject to a civil penalty not to exceed $209,002 per violation per day the violation persists up to a maximum of $2,090,022 for a related series of violations. We have reviewed the circumstances and supporting documents involved in this case, and have decided not to conduct additional enforcement action or penalty assessment proceedings at this time. We advise you to correct the item identified in this letter. Failure to do so will result in Noble Midstream Services, LLC being subject to additional enforcement action. No reply to this letter is required. If you choose to reply, in your correspondence please refer to CPF 5-2017-6028W. Be advised that all material you submit in response to this enforcement action is subject to being made publicly available. If you believe that any portion of your responsive material qualifies for confidential treatment under 5 U.S.C. 552(b), along with the complete original document you must provide a second copy of the document with the portions you believe qualify for confidential treatment redacted and an explanation of why you believe the redacted information qualifies for confidential treatment under 5 U.S.C. 552(b). Sincerely, Kim West Acting Director, Western Region Pipeline and Hazardous Materials Safety Administration cc: PHP-60 Compliance Registry PHP-500 J. Coleman (#154542) 2#