49 U.S.C. § 60109 — High-density population areas and environmentally sensitive areas

**(a) Identification Requirements.—** Not later than October 24, 1994, the Secretary of Transportation shall prescribe standards that— (1) establish criteria for identifying— (A) by operators of gas pipeline facilities, each gas pipeline facility (except a natural gas distribution line) located in a high-density population area; and (B) by operators of hazardous liquid pipeline facilities and gathering lines— (i) each hazardous liquid pipeline facility, whether otherwise subject to this chapter, that crosses waters where a substantial likelihood of commercial navigation exists or that is located in an area described in the criteria as a high-density population area; and (ii) each hazardous liquid pipeline facility and gathering line, whether otherwise subject to this chapter, located in an area that the Secretary, in consultation with the Administrator of the Environmental Protection Agency, describes as unusually sensitive to environmental damage if there is a hazardous liquid pipeline accident; and (2) provide that the identification be carried out through the inventory required under [section 60102(e) of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title49-section60102/e&num=0&edition=prelim). **(b) Areas To Be Included as Unusually Sensitive.—** When describing areas that are unusually sensitive to environmental damage if there is a hazardous liquid pipeline accident, the Secretary shall consider areas where a pipeline rupture would likely cause permanent or long-term environmental damage, including— (1) locations near pipeline rights-of-way that are critical to drinking water, including intake locations for community water systems and critical sole source aquifer protection areas; and (2) locations near pipeline rights-of-way that are part of the Great Lakes or have been identified as coastal beaches, certain coastal waters, critical wetlands, riverine or estuarine systems, national parks, wilderness areas, wildlife preservation areas or refuges, wild and scenic rivers, or critical habitat areas for threatened and endangered species. **(c) Risk Analysis and Integrity Management Programs.—** (1) **Requirement.—** — Each operator of a gas pipeline facility shall conduct an analysis of the risks to each facility of the operator located in an area identified pursuant to subsection (a)(1) and defined in chapter 192 of title 49, Code of Federal Regulations, including any subsequent modifications, and shall adopt and implement a written integrity management program for such facility to reduce the risks. (2) **Regulations.—** (A) *In general.—* — Not later than 12 months after the date of enactment of this subsection, the Secretary shall issue regulations prescribing standards to direct an operator’s conduct of a risk analysis and adoption and implementation of an integrity management program under this subsection. The regulations shall require an operator to conduct a risk analysis and adopt an integrity management program within a time period prescribed by the Secretary, ending not later than 24 months after such date of enactment. Not later than 18 months after such date of enactment, each operator of a gas pipeline facility shall begin a baseline integrity assessment described in paragraph (3). (B) *Authority to issue regulations.—* — The Secretary may satisfy the requirements of this paragraph through the issuance of regulations under this paragraph or under other authority of law. (3) **Minimum requirements of integrity management programs.—** — An integrity management program required under paragraph (1) shall include, at a minimum, the following requirements: (A) A baseline integrity assessment of each of the operator’s facilities in areas identified pursuant to subsection (a)(1) and defined in chapter 192 of title 49, Code of Federal Regulations, including any subsequent modifications, by internal inspection device, pressure testing, direct assessment, or an alternative method that the Secretary determines would provide an equal or greater level of safety. The operator shall complete such assessment not later than 10 years after the date of enactment of this subsection. At least 50 percent of such facilities shall be assessed not later than 5 years after such date of enactment. The operator shall prioritize such facilities for assessment based on all risk factors, including any previously discovered defects or anomalies and any history of leaks, repairs, or failures. The operator shall ensure that assessments of facilities with the highest risks are given priority for completion and that such assessments will be completed not later than 5 years after such date of enactment. (B) Subject to paragraph (5), periodic reassessments of the facility, at a minimum of once every 7 calendar years, using methods described in subparagraph (A). The Secretary may extend such deadline for an additional 6 months if the operator submits written notice to the Secretary with sufficient justification of the need for the extension. (C) Clearly defined criteria for evaluating the results of assessments conducted under subparagraphs (A) and (B) and for taking actions based on such results. (D) A method for conducting an analysis on a continuing basis that integrates all available information about the integrity of the facility and the consequences of releases from the facility. (E) A description of actions to be taken by the operator to promptly address any integrity issue raised by an evaluation conducted under subparagraph (C) or the analysis conducted under subparagraph (D). (F) A description of measures to prevent and mitigate the consequences of releases from the facility. (G) A method for monitoring cathodic protection systems throughout the pipeline system of the operator to the extent not addressed by other regulations. (H) If the Secretary raises a safety concern relating to the facility, a description of the actions to be taken by the operator to address the safety concern, including issues raised with the Secretary by States and local authorities under an agreement entered into under section 60106. (4) **Treatment of baseline integrity assessments.—** — In the case of a baseline integrity assessment conducted by an operator in the period beginning on the date of enactment of this subsection and ending on the date of issuance of regulations under this subsection, the Secretary shall accept the assessment as complete, and shall not require the operator to repeat any portion of the assessment, if the Secretary determines that the assessment was conducted in accordance with the requirements of this subsection. (5) **Waivers and modifications.—** — In accordance with section 60118(c), the Secretary may waive or modify any requirement for reassessment of a facility under paragraph (3)(B) for reasons that may include the need to maintain local product supply or the lack of internal inspection devices if the Secretary determines that such waiver is not inconsistent with pipeline safety. (6) **Standards.—** — The standards prescribed by the Secretary under paragraph (2) shall address each of the following factors: (A) The minimum requirements described in paragraph (3). (B) The type or frequency of inspections or testing of pipeline facilities, in addition to the minimum requirements of paragraph (3)(B). (C) The manner in which the inspections or testing are conducted. (D) The criteria used in analyzing results of the inspections or testing. (E) The types of information sources that must be integrated in assessing the integrity of a pipeline facility as well as the manner of integration. (F) The nature and timing of actions selected to address the integrity of a pipeline facility. (G) Such other factors as the Secretary determines appropriate to ensure that the integrity of a pipeline facility is addressed and that appropriate mitigative measures are adopted to protect areas identified under subsection (a)(1). In prescribing those standards, the Secretary shall ensure that all inspections required are conducted in a manner that minimizes environmental and safety risks, and shall take into account the applicable level of protection established by national consensus standards organizations. (7) **Additional optional standards.—** — The Secretary may also prescribe standards requiring an operator of a pipeline facility to include in an integrity management program under this subsection— (A) changes to valves or the establishment or modification of systems that monitor pressure and detect leaks based on the operator’s risk analysis; and (B) the use of emergency flow restricting devices. (8) **Lack of regulations.—** — In the absence of regulations addressing the elements of an integrity management program described in this subsection, the operator of a pipeline facility shall conduct a risk analysis and adopt and implement an integrity management program described in this subsection not later than 24 months after the date of enactment of this subsection and shall complete the baseline integrity assessment described in this subsection not later than 10 years after such date of enactment. At least 50 percent of such facilities shall be assessed not later than 5 years after such date of enactment. The operator shall prioritize such facilities for assessment based on all risk factors, including any previously discovered defects or anomalies and any history of leaks, repairs, or failures. The operator shall ensure that assessments of facilities with the highest risks are given priority for completion and that such assessments will be completed not later than 5 years after such date of enactment. (9) **Review of integrity management programs.—** (A) *Review of programs.—* (i) *In general.—* — The Secretary shall review a risk analysis and integrity management program under paragraph (1) and record the results of that review for use in the next review of an operator’s program. (ii) *Context of review.—* — The Secretary may conduct a review under clause (i) as an element of the Secretary’s inspection of an operator. (iii) *Inadequate programs.—* — If the Secretary determines that a risk analysis or integrity management program does not comply with the requirements of this subsection or regulations issued as described in paragraph (2), has not been adequately implemented, or is inadequate for the safe operation of a pipeline facility, the Secretary may conduct proceedings under this chapter. (B) *Amendments to programs.—* — In order to facilitate reviews under this paragraph, an operator of a pipeline facility shall notify the Secretary of any amendment made to the operator’s integrity management program not later than 30 days after the date of adoption of the amendment. The Secretary shall review any such amendment in accordance with this paragraph. (C) *Transmittal of programs to state authorities.—* — The Secretary shall provide a copy of each risk analysis and integrity management program reviewed by the Secretary under this paragraph to any appropriate State authority with which the Secretary has entered into an agreement under section 60106. (10) **State review of integrity management plans.—** — A State authority that enters into an agreement pursuant to section 60106, permitting the State authority to review the risk analysis and integrity management program pursuant to paragraph (9), may provide the Secretary with a written assessment of the risk analysis and integrity management program, make recommendations, as appropriate, to address safety concerns not adequately addressed by the operator’s risk analysis or integrity management program, and submit documentation explaining the State-proposed revisions. The Secretary shall consider carefully the State’s proposals and work in consultation with the States and operators to address safety concerns. (11) **Application of standards.—** — Section 60104(b) shall not apply to this section. (12) **Distribution pipelines.—** (A) *Study.—* — The Secretary shall conduct a study of methods that may be used under paragraph (3), other than direct assessment, to assess distribution pipelines to determine whether any such method— (i) would provide a greater level of safety than direct assessment of the pipelines; and (ii) is feasible. (B) *Report.—* — Not later than 2 years after the date of enactment of this paragraph, the Secretary shall submit to the Committee on Commerce, Science, and Transportation of the Senate and the Committees on Energy and Commerce and Transportation and Infrastructure of the House of Representatives a report describing— (i) the results of the study under subparagraph (A); and (ii) recommendations based on that study, if any. **(d) Evaluation of Integrity Management Regulations.—** Not later than 4 years after the date of enactment of this subsection, the Comptroller General shall complete an assessment and evaluation of the effects on public safety and the environment of the requirements for the implementation of integrity management programs contained in the standards prescribed as described in subsection (c)(2). **(e) Distribution Integrity Management Programs.—** (1) **Minimum standards.—** — Not later than December 31, 2007, the Secretary shall prescribe minimum standards for integrity management programs for distribution pipelines. (2) **Additional authority of secretary.—** — In carrying out this subsection, the Secretary may require operators of distribution pipelines to continually identify and assess risks on their distribution lines, to remediate conditions that present a potential threat to line integrity, and to monitor program effectiveness. (3) **Excess flow valves.—** (A) *In general.—* — The minimum standards shall include a requirement for an operator of a natural gas distribution system to install an excess flow valve on each single family residence service line connected to such system if— (i) the service line is installed or entirely replaced after June 1, 2008; (ii) the service line operates continuously throughout the year at a pressure not less than 10 pounds per square inch gauge; (iii) the service line is not connected to a gas stream with respect to which the operator has had prior experience with contaminants the presence of which could interfere with the operation of an excess flow valve; (iv) the installation of an excess flow valve on the service line is not likely to cause loss of service to the residence or interfere with necessary operation or maintenance activities, such as purging liquids from the service line; and (v) an excess flow valve meeting performance standards developed under [section 60110(e) of title 49](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title49-section60110/e&num=0&edition=prelim), United States Code, is commercially available to the operator, as determined by the Secretary. (B) *Distribution branch services, multifamily facilities, and small commercial facilities.—* — Not later than 2 years after the date of enactment of the Pipeline Safety, Regulatory Certainty, and Job Creation Act of 2011, and after issuing a final report on the evaluation of the National Transportation Safety Board’s recommendation on excess flow valves in applications other than service lines serving one single family residence, the Secretary, if appropriate, shall by regulation require the use of excess flow valves, or equivalent technology, where economically, technically, and operationally feasible on new or entirely replaced distribution branch services, multifamily facilities, and small commercial facilities. (C) *Reports.—* — Operators of natural gas distribution systems shall report annually to the Secretary on the number of excess flow valves installed on their systems under subparagraph (A). (4) **Applicability.—** — The Secretary shall determine which distribution pipelines will be subject to the minimum standards. (5) **Development and implementation.—** — Each operator of a distribution pipeline that the Secretary determines is subject to the minimum standards prescribed by the Secretary under this subsection shall develop and implement an integrity management program in accordance with those standards. (6) **Savings clause.—** — Subject to section 60104(c), a State authority having a current certification under section 60105 may adopt or continue in force additional integrity management requirements, including additional requirements for installation of excess flow valves, for gas distribution pipelines within the boundaries of that State. (7) **Evaluation of risk.—** (A) *In general.—* — Not later than 2 years after the date of enactment of this paragraph, the Secretary shall promulgate regulations to ensure that each distribution integrity management plan developed by an operator of a distribution system includes an evaluation of— (i) the risks resulting from the presence of cast iron pipes and mains in the distribution system; and (ii) the risks that could lead to or result from the operation of a low-pressure distribution system at a pressure that makes the operation of any connected and properly adjusted low-pressure gas burning equipment unsafe, as determined by the Secretary. (B) *Consideration.—* — In carrying out subparagraph (A)(ii), the Secretary shall ensure that an operator of a distribution system— (i) considers factors other than past observed abnormal operating conditions (as defined in section 192.803 of title 49, Code of Federal Regulations (or a successor regulation)) in ranking risks and identifying measures to mitigate those risks; and (ii) may not determine that there are no potential consequences associated with low probability events unless that determination is otherwise supported by engineering analysis or operational knowledge. (C) *Deadlines.—* (i) *In general.—* — Not later than 2 years after the date of enactment of this paragraph, each operator of a distribution system shall make available to the Secretary or the relevant State authority with a certification in effect under section 60105, as applicable, a copy of— (I) the distribution integrity management plan of the operator; (II) the emergency response plan under section 60102(d)(5); and (III) the procedural manual for operations, maintenance, and emergencies under section 60102(d)(4). (ii) *Updates.—* — Each operator of a distribution system shall make available to the Secretary or make available for inspection to the relevant State authority described in clause (i), if applicable, an updated plan or manual described in that clause by not later than 60 days after the date of a significant update, as determined by the Secretary. (iii) *Applicability of foia.—* — Nothing in this subsection shall be construed to authorize the disclosure of any information that is exempt from disclosure under [section 552(b) of title 5](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title5-section552/b&num=0&edition=prelim). (D) *Review of plans and documents.—* (i) *Timing.—* (I) *In general.—* — Not later than 2 years after the date of promulgation of the regulations under subparagraph (A), and not less frequently than once every 5 years thereafter, the Secretary or relevant State authority with a certification in effect under section 60105 shall review the distribution integrity management plan, the emergency response plan, and the procedural manual for operations, maintenance, and emergencies of each operator of a distribution system and record the results of that review for use in the next review of the program of that operator. (II) *Grace period.—* — For the third, fourth, and fifth years after the date of promulgation of the regulations under subparagraph (A), the Secretary— (aa) shall not use subclause (I) as justification to reduce funding, decertify, or penalize in any way under section 60105, 60106, or 60107 a State authority that has in effect a certification under section 60105 or an agreement under section 60106; and (bb) shall— (AA) submit to the Committee on Commerce, Science, and Transportation of the Senate and the Committees on Transportation and Infrastructure and Energy and Commerce of the House of Representatives a list of States found to be noncompliant with subclause (I) during the annual program evaluation; and (BB) provide a written notice to each State authority described in item (aa) that is not in compliance with the requirements of subclause (I). (ii) *Review.—* — Each plan or procedural manual made available under subparagraph (C)(i) shall be reexamined— (I) on significant change to the plans or procedural manual, as applicable; (II) on significant change to the gas distribution system of the operator, as applicable; and (III) not less frequently than once every 5 years. (iii) *Context of review.—* — The Secretary may conduct a review under clause (i) or (ii) as an element of the inspection of the operator carried out by the Secretary. (iv) *Inadequate programs.—* — If the Secretary determines that the documents reviewed under clause (i) or (ii) do not comply with the requirements of this chapter (including regulations to implement this chapter), have not been adequately implemented, or are inadequate for the safe operation of a pipeline facility, the Secretary may conduct proceedings under this chapter. **(f) Certification of Pipeline Integrity Management Program Performance.—** The Secretary shall establish procedures requiring certification of annual and semiannual pipeline integrity management program performance reports by a senior executive officer of the company operating a pipeline subject to this chapter. The procedures shall require a signed statement, which may be effected electronically in accordance with the provisions of the Electronic Signatures in Global and National Commerce Act ([15 U.S.C. 7001](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title15-section7001&num=0&edition=prelim) et seq.), certifying that— (1) the signing officer has reviewed the report; and (2) to the best of such officer’s knowledge and belief, the report is true and complete. **(g) Hazardous Liquid Pipeline Facilities.—** (1) **Integrity assessments.—** — Notwithstanding any pipeline integrity management program or integrity assessment schedule otherwise required by the Secretary, each operator of a pipeline facility to which this subsection applies shall ensure that pipeline integrity assessments— (A) using internal inspection technology appropriate for the integrity threat are completed not less often than once every 12 months; and (B) using pipeline route surveys, depth of cover surveys, pressure tests, external corrosion direct assessment, or other technology that the operator demonstrates can further the understanding of the condition of the pipeline facility are completed on a schedule based on the risk that the pipeline facility poses to the high consequence area in which the pipeline facility is located, but not less often than once every 12 months. (2) **Application.—** — This subsection shall apply to any underwater hazardous liquid pipeline facility located in a high consequence area— (A) that is not an offshore pipeline facility; and (B) any portion of which is located at depths greater than 150 feet under the surface of the water. (3) **High consequence area defined.—** — For purposes of this subsection, the term “high consequence area” has the meaning given that term in section 195.450 of title 49, Code of Federal Regulations. (4) **Inspection and enforcement.—** — The Secretary shall conduct inspections under section 60117(d) to determine whether each operator of a pipeline facility to which this subsection applies is complying with this section. (5) **Considerations.—** — In carrying out this subsection, each operator shall implement procedures that assess potential impacts by maritime equipment or other vessels, including anchors, anchor chains, or any other attached equipment.