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Neilston 400kV Substation

Neilston 400kV Substation (SPT) has 4 projects in NESO's TEC Register of 23 Oct 2026: 1,000 MW in the queue, 600 MW of it Gate 2, 400 MW Gate 1, and 150 MW connected. Contracted capacity, not headroom.

Transmission owner: SPT
Projects: 4
MW in the queue: 1,000 MW
Gate 2 MW: 600 MW
Gate 1 MW: 400 MW
MW connected: 150 MW
Earliest confirmed date: 31 Oct 2029

By technology

Technology	Projects	MW
Storage	3	1,150
Reactive Compensation	1	0

Projects at Neilston 400kV Substation

Project	Technology	MW	Gate	Status	MW effective from
Neilston 400kV Greener Grid Park	Storage	600	Gate 2	Consents Approved	31 Oct 2029
Hurlet Battery	Storage	400	Gate 1	Scoping	31 Oct 2033
Neilston 132	Storage	150		Built	31 Oct 2025
Neilston Synchronous Compensation	Reactive Compensation	0		Consents Approved	12 Jun 2025

Source

NESO TEC Register, National Energy System Operator, publication of 23 Oct 2026. NESO Open Data Licence.