St. Marys Lane - Upminster BESS
- Connection date
- 31 Oct 2036
- Gate
- Gate 1
- Status
- Scoping
- Technology
- Storage
- Total capacity
- 240 MW
- Connected now
- 0 MW
- Still to connect
- 240 MW
- Transmission owner
- National Grid Electricity Transmission (NGET)
- Agreement type
- Embedded
- Region
- England and Wales
- Project number
- PRO-003947
- In the register since
- December 2023
What would CMP470’s commitment fee do to a battery like this? See the use case: Will CMP470’s commitment fee clear the battery queue?
Change history
Every change to this project across 151 registers from 29 Jan 2021 to 5 Nov 2026.
- 5 Jun 2026 registerConnection point changed from Warley GSP to Warley 132kV Substation
- 5 Jun 2026 registerMarked as Gate 1
- 29 Jul 2025 registerConnection date moved from 31 Oct 2030 to 31 Oct 2036 (+72 months)
- 29 Dec 2023 registerAdded to the register
Also at Warley 132kV Substation
Substation view3 other projects, 480 MW still to connect at this substation in total.