Projects · Power & Grid

Ballina, Co. Mayo to Ballaghaderreen, Co. Roscommon·Under wayPower & Grid

North Connacht 110kV Project

  • StageStep 6: construction, energisation and benefit sharing; main underground cabling contract awarded and construction begun
  • Next milestoneSubstation and overhead line works due to conclude in 2026; main underground cabling to conclude in 2028
  • Last checked1 November 2026
Source: EirGrid, North Connacht 110kV Project →

What has changed on this project, and when

  • Next milestone: Substation and overhead line works due to conclude in 2026; main underground cabling to conclude in 20282 November 2026 · previously: Main construction to conclude in 2028, substation and overhead line works in 2026
  • Stage: Step 6: construction, energisation and benefit sharing; main underground cabling contract awarded and construction begun2 November 2026 · previously: Construction (main works underway)
  • Next milestone: Main construction to conclude in 2028, substation and overhead line works in 202620 October 2026 · previously: Continued main-line construction across the north-west corridor

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