Mannington 400kV Substation

Mannington 400kV Substation (NGET) has 3 projects in NESO's TEC Register of 23 Oct 2026: 142.5 MW in the queue, and 0 MW connected. Contracted capacity, not headroom.

Transmission owner: NGET
Projects: 3
MW in the queue: 142.5 MW
MW connected: 0 MW

By technology

Technology	Projects	MW
Storage	3	142.5
Solar	2	95

Projects at Mannington 400kV Substation

Project	Technology	MW	Status	MW effective from
Mannington	Storage, Solar	47.5	Scoping	28 Apr 2028
Mannington	Storage, Solar	47.5	Consents Approved	30 Nov 2025
Mannington Tertiary	Storage	47.5	Consents Approved	30 Oct 2025

Source

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