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Grid infrastructure › Connection queue › Battery storage

BATTERY STORAGE · NGET

Ouse Energy Storage

Ouse Energy Storage is a 249 MW battery storage project in planning, connecting to the National Grid (England & Wales) network at Kemsley 400kV Substation, with capacity due from October 2027. The connection agreement is held by Ouse Energy Limited.

Project stageIn planning
  1. Planning (current stage)
  2. Consented (not yet reached)
  3. Construction (not yet reached)
  4. OperatingFrom Oct 2027 (not yet reached)
  5. Closed (not yet reached)

Scoping and awaiting consents are both shown as planning. A connection agreement does not mean the project will be built: many queue projects never reach construction.

Connection details

NESO project number
PRO-001861
Customer
Ouse Energy Limited
Technology
Energy Storage System
Total capacity
249 MW
Change in this agreement
+249 MW
Capacity effective from
27 October 2027
Connection site
Kemsley 400kV Substation
Transmission owner
National Grid (England & Wales)
Connection type
Direct connection to the transmission network
NESO project status
Scoping

Connection site

The marker shows the connection substation, not the project itself, with the transmission network around it.

Projects connecting near Kemsley · Grid map

Other projects at Kemsley 400kV Substation

Source: NESO Transmission Entry Capacity (TEC) register, downloaded 8 November 2026. Contains data from NESO, licensed under the NESO Open Data Licence. Report a problem