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Transmission System Facts
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Independent Coordinator of Transmission
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Entergy

Transmission System Facts

  • 16,500-plus miles of inter-connected lines; approximately 1,300 substations; serves six operating companies
  • Governed by six regulatory agencies.
  • Entergy’s Independent Coordinator of Transmission is the Federal Energy Regulatory Commission-approved Reliability Coordinator for grid security and stability and administers Entergy’s Open Access Transmission Tariff and planning functions.
  • The Southwest Power Pool serves as the Independent Coordinator of Transmission.
  • Among other duties, the ICT serves as the Reliability Coordinator and Tariff Administrator for Entergy’s transmission system.