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Thorpe Marsh 400kV Substation

Thorpe Marsh 400kV Substation (NGET) has 5 projects in NESO's TEC Register of 23 Oct 2026: 2,900 MW in the queue, 1,400 MW of it Gate 2, and 0 MW connected. Contracted capacity, not headroom.

Transmission owner: NGET
Projects: 5
MW in the queue: 2,900 MW
Gate 2 MW: 1,400 MW
MW connected: 0 MW
Earliest confirmed date: 30 Jan 2027

By technology

Technology	Projects	MW
Storage	5	2,900
Solar	3	1,320
Demand	1	1,025
Onshore wind	1	1,025

Projects at Thorpe Marsh 400kV Substation

Project	Technology	MW	Gate	Status	MW effective from
Thorpe Marsh Energy Park	Storage	1,400	Gate 2	Under Construction/Commissioning	30 Jan 2027
Thorpe Marsh Green Energy Centre	Demand, Storage, Solar, Onshore wind	400–1,025		Awaiting Consents	30 Oct 2030, 31 Aug 2032
Fenwick Solar Project	Storage, Solar	237.5		Scoping	16 Apr 2032
NEL Nicholson	Storage	180		Scoping	31 Oct 2035
Thorpe Marsh 1 (Tertiary)	Storage, Solar	57		Consents Approved	30 Oct 2028

Source

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