Long Duration Energy Storage Facility, Moneypoint

Application details

Planning reference

2660530

Council

Clare County Council

Proposal description

For a ten-year permission for development on lands comprising the former coal storage area, within the existing Moneypoint Generating Station landholding in the townland of Carrowdotia South, and ESB owned lands within the maritime area, County Clare. The proposed development will comprise the construction/installation of a Long Duration Energy Storage (LDES) facility and associated plant and equipment, within a fenced compound, comprising the following main components: • LDES Area- Up to 564 No (c. 6.8m L x 2.4m W x 3.1m H) LDES enclosures split across 47 No linear bays, within 12 No blocks. Each linear bay contains 2 rows of 6 LDES enclosures. Each bay will be on a concrete plinth measuring c. 57.1m L x 6.5m W x 0.3m H;- 47 No Medium Voltage (MV) Battery Energy Storage System (BESS) Inverter Skids/ Twin Inverter Skids (c. 12.8m L x 6m W x 2.4m H) and associated plinths (c. 13.3m L x 6.5m W x 0.3m H), bunds and fire walls;- 10 No Auxiliary Transformers (c. 2.6m L x 2m W x 3m H including foundation / plinth), associated bunds (c. 4m L x 4m W x 0.8m H) and fire walls;- 2 No MV Switchgear Pre-fabricated Buildings (c. 18.85m L x 6m W x 4.6m H);- 5 No Low Voltage Switchgear Containers (c. 8m L x 5m W x 3.61m H);- Noise barrier (c.194m L x 6m H); • Ancillary Equipment- 1 No Power Quality Equipment (c. 5m L x 5m W x 3m H); - 1 No Fire Water Storage Tank (c. 13.4m diameter x 9.8m H) on c. 14.5m diameter x 0.35m H plinth; - 1 No Fire Water Pumphouse (c. 10m L x 6.2m W x 5.4m H);- 4 No 40” Spares Containers (c. 12.2m L x 2.4m W x 2.59m H);- 4 No Back Up Diesel Generator Plinths (c. 7m W x 4.1m L x 0.15m H); - 1 No operational & maintenance Portakabin (c. 9.15m L x 3.05m W x 3.15m H);- 1 No Double Toilet Block (c. 2.4m L x 1.2m W x 2.5m H) with Foul Holding Tank;- 1 No Below ground Fire Water Retention Tank;- Modifications to the existing Settlement Pond; • High Voltage Air Insulated Switchgear (AIS) Compound (c. 3068 sqm footprint), bounded by up to 4m H palisade fencing, containing - 1 No Step-Up Transformer (c. 18m L x 8m W x 11m H) and associated bund (c. 23.2m L x 19.7m W) and fire walls (c. 11m H); - Associated electrical equipment including, Current transformers / voltage transformers (CT/VT) Circuit Breakers, Neutral Earth Resistors, Cable Chairs, and Line Earth Disconnects; • 1 No Prefabricated Electrical Control (PEC) /Modular Control and Protection Building (c. 18.85m L x 4.2m W x 4.6m H); • The Proposed LDES development will connect via underground cab

Location / address

Within the existing Moneypoint Generating Station landholding, In the townland of Carrowdotia South, and the ESB owned lands within the Maritime Area

Application type

PERMISSION

Received / registered

17 Aug 2026

Valid date

17 Aug 2026