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Cilfynydd Green Energy Centre

Developer as published, connection site, reference: CILFYNYDD GREEN ENERGY LIMITED. Cilfynydd 400kV Substation (NGET). PRO-001663.

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Capacity1,025 MWHybrid, Gate 1
Connection date31 Oct 2033Status as printed: Awaiting Consents
First date seen 30 Oct 2028, difference +1827 dayscalculated by N84
MW ahead in N84's order at this site417.8 MWcalculated by N84

Connection date, edition by edition

202820292030File dated 2026-09-11: connection date 2028-10-30Oct 2028File dated 2026-10-20: connection date 2029-10-30Oct 202911 Sep202620 Oct2026
202820292030File dated 2026-09-11: connection date 2028-10-30Oct 2028File dated 2026-10-20: connection date 2029-10-30Oct 202911 Sep202620 Oct2026

Each step is a file that printed the connection date differently from the file before it. Year marks on the side are 1 January.

Observed changes

Showing changes in files dated from 23 Sep 2026.

  1. 20 Oct 2026. MW Effective From printed as 30 Oct 2029 (previous file: 30 Oct 2028), 365 days later. N84 holds no copy between 11 Sep 2026 and 20 Oct 2026; this change happened at some point in that time. +365 dayscalculated by N84 Wide comparison Correction after an older file was importedReceipt: NESO TEC Register, file dated 20 Oct 2026, row 410Receipt: NESO TEC Register, file dated 11 Sep 2026, row 401

Supported by National Energy SO Open Data

Data as published by the named source on the stated date. N84 may contain matching or processing errors. Not investment, legal or technical advice. The official register prevails.