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Independent regulatory commissions

Transcontinental Gas Pipe Line Company, LLC Submits Rate Filing to Federal Energy Regulatory Commission

Strategic Insights

— 2 min read

Transcontinental Gas Pipe Line Company, LLC has submitted rate filings to the Federal Energy Regulatory Commission (FERC) for its pipeline operations. The filings, which became effective on October 1, 2025, detail the rates for various services, including storage, transportation, and fuel retention. The rates are designed to recover the costs of operating and maintaining the pipeline system.

Key Takeaways:

  • The rate filings cover four different rate schedules: GSS, LSS, SS-2, and S-2.
  • The GSS rate schedule applies to general storage service and includes a base rate of $0.12457 per unit, an electric power rate of $0.00058 per unit, and a cash out surcharge rate of $0.04697 per unit.
  • The LSS rate schedule applies to Leidy storage service and includes a base rate of $0.07657 per unit, an electric power rate of $0.00058 per unit, and a cash out surcharge rate of $0.15491 per unit.
  • The SS-2 rate schedule applies to storage service and includes a base rate of $0.07657 per unit, a storage capacity quantity charge of $0.00109 per unit, and a quantity injected charge of $0.00350 per unit.
  • The S-2 rate schedule applies to storage service and includes a demand charge of $0.23979 per unit, a capacity charge of $0.01131 per unit, and an injection charge of $0.03386 per unit.
  • The rate filings also detail the fuel retention rates for each rate schedule, which range from 0.60% to 0.95%.
  • The one-time surcharge amount for customers under the National Fuel's PS/GHG Final True-Up Filing in Docket No. RP24-616-000 ranges from $481.32 to $56,341.63.

Statistics:

  • The GSS rate schedule includes a base rate of $0.12457 per unit, an electric power rate of $0.00058 per unit, and a cash out surcharge rate of $0.04697 per unit.
  • The LSS rate schedule includes a base rate of $0.07657 per unit, an electric power rate of $0.00058 per unit, and a cash out surcharge rate of $0.15491 per unit.
  • The SS-2 rate schedule includes a base rate of $0.07657 per unit, a storage capacity quantity charge of $0.00109 per unit, and a quantity injected charge of $0.00350 per unit.
  • The S-2 rate schedule includes a demand charge of $0.23979 per unit, a capacity charge of $0.01131 per unit, and an injection charge of $0.03386 per unit.
  • The fuel retention rates for each rate schedule range from 0.60% to 0.95%.
  • The one-time surcharge amount for customers under the National Fuel's PS/GHG Final True-Up Filing in Docket No. RP24-616-000 ranges from $481.32 to $56,341.63.

Sources:

  • Transcontinental Gas Pipe Line Company, LLC Part II - Statement of Rates and Fuel FERC Gas Tariff Section 7.1 - Rate Schedule GSS Rates Fifth Revised Volume No. 1 Version 81.0.0
  • Transcontinental Gas Pipe Line Company, LLC Part II - Statement of Rates and Fuel FERC Gas Tariff Section 7.2 - Rate Schedule LSS Rates Fifth Revised Volume No. 1 Version 89.0.0
  • Transcontinental Gas Pipe Line Company, LLC Part II - Statement of Rates and Fuel FERC Gas Tariff Section 7.4 - Rate Schedule SS-2 Rates Fifth Revised Volume No. 1 Version 85.0.0
  • Transcontinental Gas Pipe Line Company, LLC Part II - Statement of Rates and Fuel FERC Gas Tariff Section 7.5 - Rate Schedule S-2 Rates Fifth Revised Volume No. 1 Version 72.0.0
  • https://elibrary.ferc.gov

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