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Exeter 400kV Substation

Exeter 400kV Substation (NGET) has 7 projects in NESO's TEC Register of 23 Oct 2026: 1,229 MW in the queue, 680 MW of it Gate 2, 400 MW Gate 1, and 40.88 MW connected. Contracted capacity, not headroom.

Transmission owner: NGET
Projects: 7
MW in the queue: 1,229 MW
Gate 2 MW: 680 MW
Gate 1 MW: 400 MW
MW connected: 40.88 MW
Earliest confirmed date: 30 Aug 2027

By technology

Technology	Projects	MW
Storage	4	1,172
Solar	3	492
Thermal	1	57
CHP (Combined Heat and Power)	1	20.88
Reactive Compensation	1	20

Projects at Exeter 400kV Substation

Project	Technology	MW	Gate	Status	MW effective from
Exeter BESS	Storage	290–680	Gate 2	Consents Approved, Scoping	30 Aug 2027, 31 Oct 2037
Exeter Main	Storage, Solar	400	Gate 1	Scoping	28 Oct 2033
Exeter (Tertiary)	Storage, Solar	49.9–57		Awaiting Consents, Scoping	16 Jun 2028, 6 Dec 2036
Exeter Main Tertiary	Thermal	57		Scoping	1 May 2024
Tale Lane Solar / A008 Langford	Storage, Solar	35		Scoping	15 Apr 2025
Water Lane	CHP (Combined Heat and Power)	20.88		Built
Peak Gen Makro Exeter	Reactive Compensation	20		Built

Source

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