N84 Grid

Mill Hill Tertiary Connection

Developer as published, connection site, reference: HB333MIL LTD. Mill Hill 275kV Substation (NGET). PRO-000493.

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Capacity57 MWBattery storage
Connection date24 Oct 2025Status as printed: Consents Approved
First date seen 30 Aug 2024, difference +420 dayscalculated by N84
MW ahead in N84's order at this site0 MWcalculated by N84

Connection date, edition by edition

20252026File dated 2024-05-31: connection date 2025-10-24Oct 2025File dated 2026-10-20: connection date 2025-10-2431 May202420 Oct2026
20252026File dated 2024-05-31: connection date 2025-10-24Oct 2025File dated 2026-10-20: connection date 2025-10-2431 May202420 Oct2026

The connection date is printed the same in every file N84 holds for this project, from 31 May 2024 to 20 Oct 2026. Year marks on the side are 1 January.

Observed changes

Showing changes in files dated from 23 Sep 2026.

No changes observed in the files N84 holds for this window.

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.