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Middleton 400KV Substation

Middleton 400KV Substation (NGET) has 3 projects in NESO's TEC Register of 23 Oct 2026: 840 MW in the queue, 200 MW of it Gate 2, 240 MW Gate 1, and 0 MW connected. Contracted capacity, not headroom.

Transmission owner: NGET
Projects: 3
MW in the queue: 840 MW
Gate 2 MW: 200 MW
Gate 1 MW: 240 MW
MW connected: 0 MW
Earliest confirmed date: 31 May 2029

By technology

Technology	Projects	MW
Storage	3	840
Solar	2	640
Onshore wind	1	240

Projects at Middleton 400KV Substation

Project	Technology	MW	Gate	Status	MW effective from
Heysham Green Energy Centre	Storage, Solar	400		Awaiting Consents	30 Oct 2028
Lightsource Middleton	Storage, Solar, Onshore wind	240	Gate 1	Scoping	30 Oct 2037
Middleton BESS	Storage	200	Gate 2	Under Construction/Commissioning	31 May 2029

Source

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