Holes Bay

Holes Bay is a 7.5 MW battery storage project built and connected, connecting to the National Grid (England & Wales) network at Holes Bay Battery Storage. The connection agreement is held by Harmony Hb Limited.

Project stageOperating

Planning (completed)
Consented (completed)
Construction (completed)
Operating (current stage)
Closed (not yet reached)

Connection details

NESO project number: PRO-001269
Customer: Harmony Hb Limited
Technology: Energy Storage System
Total capacity: 7.5 MW
Already connected: 7.5 MW
Connection site: Holes Bay Battery Storage
Transmission owner: National Grid (England & Wales)
Connection type: Embedded (connects through the local distribution network)
NESO project status: Built

Connection site

The connection site could not be placed on the map.

Projects connecting near Holes Bay Battery Storage · Grid map

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