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United States. Federal Energy Regulatory Commission

Mid-Atlantic Interstate Transmission, LLC Submits Filing Amended Interconnection Agreement

Strategic Insights

— 1 min read

Mid-Atlantic Interstate Transmission, LLC (MAIT), a transmission owning member of PJM Interconnection, L.L.C., has submitted a filing to the Federal Energy Regulatory Commission (FERC) for review and approval of an amended Interconnection Service Agreement (ISA) between MAIT and FirstEnergy Pennsylvania Electric Company (FE PA). The amended ISA, designated as Interconnection Service Agreement No. 4578 (SA No. 4578), includes updated and revised agency agreements and governs the parties' responsibilities and obligations relating to adding an additional load to the existing transmission connection point.

Key Takeaways:

  • MAIT, a subsidiary of FirstEnergy Corp., owns and operates transmission facilities in Ohio and western Pennsylvania, subject to the functional control of PJM.
  • The amended ISA, SA No. 4578, is between MAIT and FE PA, dated November 6, 2024, and includes updates at multiple delivery points, including Soltier, Warrior Ridge, Edinsboro South, and others.
  • The ISA governs the parties' responsibilities and obligations relating to adding the additional load to the existing transmission connection point.
  • MAIT requests an effective date of August 25, 2025, for the Interconnection Agreement, 61 days after the date of this filing.
  • The filing includes an eTariff XML package containing the amended ISA, clean copy, marked copy, signature pages, and one-line diagram drawings.

Statistics:

  • 61 days requested for effective date of the Interconnection Agreement from the date of this filing.
  • 11 delivery points updated or proposed for addition, including Soltier, Warrior Ridge, Edinsboro South, Niley Valley, Yeagertown, Vitro Glass, Springsboro, and Texas Eastern Armagh.
  • MAIT operates transmission facilities in Ohio and western Pennsylvania, subject to PJM's functional control.
  • The amended ISA is between MAIT and FE PA, dated November 6, 2024.

Sources:

  • Federal Energy Regulatory Commission (FERC)
  • Mid-Atlantic Interstate Transmission, LLC (MAIT)
  • FirstEnergy Pennsylvania Electric Company (FE PA)
  • PJM Interconnection, L.L.C. (PJM)
  • Section 205 of the Federal Power Act ("FPA")
  • Part 35 of the Federal Energy Regulatory Commission's ("Commission") Rules of Practice and Procedure
  • 18 C.F.R. Part 35 (2024)

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