The Register of Planning Applications · Éire

Sunday 30 August 2026

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2660398

REFUSED

Mayo - Mayo County Council

Proposed Development

We, Cunlaghfadda Green Energy Limited, intend to apply for a ten-year planning permission for development in the townlands of Knockroe, Cunlaghfadda, Harefield, Cloonbaul and Knockaunakill, County Mayo. The development will comprise the provision of a renewable energy development consisting of the following: i. 7 no. wind turbines with a top of foundation to blade tip height of 160 metres; a rotor blade diameter of 136 metres; and hub height of 92 metres,1 no. meteorological mast with a height of 92 metres and subsequent decommissioning of the wind turbines and meteorological mast following a thirty five-year operational life from the date of full commissioning of the wind turbines; ii. Turbine and meteorological mast foundations and associated temporary and permanent hard-standing areas; iii. All associated underground electrical and communications cabling and subsequent decommissioning of all underground cabling within the site connecting the turbines to a proposed 110kV substation following a thirty five year operational life from the date of full commissioning of the wind turbines; iv. 1 no. temporary construction compound; v. Upgrade and widening of existing internal tracks and provision of new permanent and temporary site access tracks and all associated site drainage; vi. Upgrade and temporary road widening works along the L15053 and provision of 1 no. passing bay; vii. 1 no. new temporary site entrance off the L1505 in the townland of Knockroe to accommodate the delivery of abnormal loads and construction phase traffic; viii. 1 no. new permanent site entrance in the townlands of Cunlaghfadda and Cloonbaul; ix. 1 no. borrow pit; x. 10 no. peat and spoil management areas; xi. 2 no. temporary security cabins; xii. Tree felling and vegetation removal; xiii. Biodiversity enhancement areas; xiv. Site drainage; xv. Site fencing, gates and signage; and xvi. All related site works above and below ground and all ancillary development.

View the full application file on the council's planning portal →

Application Timeline

  1. Application received

    20 May 2026

  2. Decision: REFUSED

    13 Jul 2026

  3. Decision due

    14 Jul 2026

  4. Appeal submitted

    10 Aug 2026

Application Details

Location
Townlands of Knockroe , Cunlaghfadda Harefield Cloonbaul and Knockaunakill , County Mayo.
Applicant
N/A
Application Type
PERMISSION
Planning Authority
Mayo County Council
Site Area
65 ha

Timeline

Registration Date
20 May 2026
Status
APPEALED
Decision
REFUSED
Decision Date
13 July 2026

An Coimisiún Pleanála Appeal

Appeal Reference
PL-501853-MO-26
Submitted
10 August 2026

Location

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Planning Applications Nearby

What the council has granted and refused around this site is the best guide to how a similar application will fare.

904m
2660653N/A14 Aug 2026

We, Cunlaghfadda Green Energy Limited, intend to apply for permission for development in the townlands of Cloonbaul, County Mayo, for a development which is a renewable energy development (a co-located energy storage development) as defined in the European Union (Planning and Development) (Renewable Energy) Regulations 2025. The application seeks a 10-year permission. The development will consist of the provision of the following: i. A battery energy storage system (BESS) compound which will consist of: a. 10 no. battery storage clusters, with each cluster consisting of 1 no. transformer and 4 no. Smartstack units; b. Concrete foundations; c. Associated hard-standing areas; d. Internal access track; e. 1 no. single storey 33kV BESS substation building; f. Auxiliary electrical equipment storage; g. All associated underground electrical and communications cabling; h. 1 no. Lightning mast with a height of approximately 18 metres; i. Lighting columns and CCTV cameras; and j. Palisade fencing and access gate; ii. 1 no. fire water retention tank and 2 no. fire water storage tanks; iii. Upgrade and widening of existing tracks and provision of new site access tracks; iv. The installation of approximately 220 metres of underground electrical and communications cabling between the proposed 33kV BESS substation building and proposed independent power producer substation control building which is the subject of a separate planning application (An Coimisiún Pleanála Case Ref. 324429); v. All associated site development works and ancillary infrastructure above and below ground including drainage, lighting, vegetation removal, and landscaping; and vi. The subsequent decommissioning of the elements listed within i(a), i(e-j), ii, iv following a thirty five year operational life from the date of full commissioning.

Townland of , Cloonbaul , County Mayo.

962m
21687CONDITIONAL29 Jun 2021

THE REPLACEMENT OF APPROX. 291M OF EXISTING 2.4M HIGH CHAINLINK FENCING AND ASSOCIATED GATES WITH 291M OF NEW 2.4 HIGH GREEN PALISADE SECURITY FENCING/GATES AND ALL ASSOCIATED SITE WORKS AT AN EXISTING ABOVE GROUND NATURAL GAS INSTALLATION

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997m
19840CONDITIONAL23 Oct 2019

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1.2km
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1.3km
20511CONDITIONAL28 Jul 2020

MOVING THE PROPOSED DEVELOPMENT BACK 6 METERS FROM ORIGINALLY GRANTED AND RAISING THE FINISHED FLOOR LEVEL TO 81.400 TO MATCH NEW SITE POSITION.

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1.3km
209CONDITIONAL15 Jan 2020

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1.4km
2560358CONDITIONAL6 Jun 2025

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