Columbia Gas Transmission, LLC D74 Booster Compressor Project Construction Status Report

Strategic Insights -

Columbia Gas Transmission, LLC has provided a weekly construction status report for its D74 Booster Compressor Project, a critical energy infrastructure development. According to the report, the project is progressing as scheduled, with excavation, material receipt, and installation of supports and welding activities ongoing. Despite the complexities of the project, no issues or instances of non-compliance were observed during the reporting period. The contractor has been deemed to be in compliance with all federal, state, and local regulations.

Key Takeaways:

  • The contractor has continued with excavation activities, receiving construction materials, and installing supports and performing welding activities.
  • All applicable federal authorizations have been obtained for the project.
  • No streams will be crossed during the construction phase.
  • No problem areas or instances of non-compliance were observed during the reporting period.
  • There were no landowner/resident complaints during this reporting period.
  • Columbia has committed to filing a weekly Environmental Inspector report as part of its Prior Notice Filing with the Federal Energy Regulatory Commission.

Statistics:

  • 18 C.F.R. § 157.208(c)(10) governs the requirement for weekly environmental reports for the D74 Booster Compressor Project.
  • Project milestones:

+ February 25, 2025: Prior Notice Filing submitted to the Federal Energy Regulatory Commission.

+ Ongoing excavation, material receipt, and installation of supports and welding activities.

Sources:

  • Columbia Gas Transmission, LLC (2025). Weekly Construction Status Report No. 4 for the D74 Booster Compressor Project. Docket No. CP25-83-000.
  • Federal Energy Regulatory Commission (n.d.). 18 C.F.R. § 157.208(c)(10).