Clonarrow or Riverlyons , and Killoneen , Co. Offaly.

May 23 2025

Application Received

Jul 17 2025

Further Info. Requested

Nov 28 2025

Further Info. Received

Jan 30 2026

Decision

Jan 31 2026

Decision Due

Mar 12 2026

Granted

Mar 11 2036

Expiry (if required)

Submitted: 23 / 05 / 2025
Offaly County Council
Application Type:
PERMISSION
Application Status:
APPLICATION FINALISED
Council Decision:
CONDITIONAL (Granted)

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Development Description:

for the erection of 4 wind turbines. A 10-year planning permission and 35 year operational life from the date of commissioning of the entire wind farm is being sought. The planning application will be accompanied by an Environmental Impact Assessment Report (EIAR) and Natura Impact Statement (NIS). See full Development Description in attached document '7048 CWF - Development Description'.

Nearby Applications:

Distance:	Received:	Decision:	Development Address:	Development Description:
2km	10/04/2026	CONDITIONAL	Island , Daingean , Co. Offaly	the partial demolition of a shed and the construction of a single storey extension to an existing dwelling and the installation of a waste water treatment system and all associated site works	Details...
2km	09/02/2026	N/A	Island , Daingean , Co. Offaly	the construction of a single storey extension to an existing dwelling and a waste water treatment system and all associated site works	Details...
1.9km	18/12/2025	REFUSED	KILLEEN MOUNTLUCAS , DAINGEAN , CO. OFFALY	the construction of a new dormer-style dwelling, a garage to the rear of the site for domestic use only, a foul water treatment system and percolation area, an upgrade of the existing entrance to allow for a setback from the road, new piers and gates and all other associated site development work	Details...
2.6km	21/11/2025	CONDITIONAL	Mount Briscoe , Mullalough or Cavemount (Townland) , Daingean Co. Offaly	5 no. glamping structures and associated ancillary works (connecting to an existing wastewater treatment system) and Retention permission for a raised platform to site a bell tent and an existing shepherds hut to accommodate a treatment room. The proposed development is within the curtilage of a PROTECTED STRUCTURE Mount Briscoe House (Ref: 25-31)	Details...
550m	17/11/2025	CONDITIONAL	Townland of Clonarrow , or Riverlyons , County Offaly	a) The erection of a temporary 100m high lattice type meteorological mast which will be secured to ground anchors by stay wires and will include instruments for measuring local climate conditions, services, and associated equipment; b) A fixed red aviation light will be fitted near the top of the lattice section of the proposed meteorological mast; c) Bird flight deterrent markers fitted to each stay wire at approximately 10m intervals; and d) All associated ancillary works. The temporary meteorological mast development will remain in position for a period of 5 years after which the mast, instruments, services, equipment, and all associated ancillary works will be removed. The purpose of the meteorological mast is to accurately measure the weather conditions at this site	Details...
1.9km	17/11/2025	N/A	KILLEEN MOUNTLUCAS , DAINGEAN , CO. OFFALY	the Construction of a new dormer-style dwelling, a garage to the rear of the site for domestic use only, a foul water treatment system and percolation area, an upgrade of the existing entrance to allow for a setback from the road, new piers and gates and all other associated site development work	Details...
1.9km	10/11/2025	N/A	MOUNTLUCAS , DAINGEAN , CO. OFFALY	The Construction of a new dormer-style dwelling, a garage to the rear of the site for domestic use only, a foul water treatment system and percolation area, an upgrade of the existing entrance to allow for a setback from the road, new piers and gates and all other associated site development work.	Details...
550m	07/11/2025	N/A	Clonarrow , or Riverlyons , County Offaly	the development at this site located in the townland Clonarrow or Riverlyons, Co. Offaly.The Development will consist of: a) The erection of a temporary 100m high lattice type meteorological mast which will be secured to ground anchors by stay wires and will include instruments for measuring local climate conditions, services, and associated equipment; b) A fixed red aviation light will be fitted near the top of the lattice section of the proposed meteorological mast; c) Bird flight deterrent markers fitted to each stay wire at approximately 10m intervals; and d) All associated ancillary works. The temporary meteorological mast development will remain in position for a period of 5 years after which the mast, instruments, services, equipment, and all associated ancillary works will be removed. The purpose of the meteorological mast is to accurately measure the weather conditions at this site	Details...
2.6km	06/11/2025	N/A	Mount Briscoe , Mullalough or Cavemount (Townland) , Daingean Co. Offaly	development of 5 no. glamping structures and associated ancillary works (connecting to an existing wastewater treatment system) and Retention permission for a raised platform to site a bell tent and an existing shepherds hut to accommodate a treatment room at Mount Briscoe, Mullalough or Cavemount (Townland) Daingean, Co. Offaly. The proposed development is within the curtilage of a PROTECTED STRUCTURE Mount Briscoe House (Ref: 25-31)	Details...
10m	01/05/2025	N/A	Clonarrow or Riverlyons , and Killoneen , Co. Offaly.	the dev.will incl.the following main components:•Erection of 4wind turbines;The candidate wind turbines for T1, T2 and T4 have a rotor diameter of 150m, a hub height of 105m and a tip height of 180m. The candidate wind turbine for T3 has a rotor diameter of 117m,a hub height of 91.5m & a tip height of 150m;•Construction of permanent Turbine Hardstands & Turbine Foundations;•Construction of new permanent internal Access Tracks & upgrade of existing internal Access Tracks;•Development of an internal site drainage network & sediment control systems;•Construction of a permanent 38kV Onsite Substation with surrounding palisade fence 2.6m in height;•Installation of battery arrays located within container units (4 no. units) and associated electrical plant for grid stabilisation adjacent to Onsite Substation building with surrounding palisade fence 2.6m in height;•All associated internal underground electrical &communications cabling connecting the wind turbines to the Onsite Substation;•All associated site development works including soil excavation, spoil storage & biodiversity enhancement measures;•Installation of a meteorological mast (32m in height) for monitoring wind speeds, set in a 5m x 5m reinforced concrete foundation with surrounding paladin fence 2.4m in height;•Installation of a Relay Mast (to re-route the Three Ireland radio link between Mount Lucas and Curragh) 19.8m in height including lightning protection rods set in an 8m x 8m reinforced concrete foundation with surrounding paladin fence 2.4m in height with an adjacent outdoor cabinet on a 3m x 2m concrete base;•Temporary Road widening and strengthening works at the R402 and L50203 junction to accommodate abnormal load deliveries;•Existing bridge on L50203 (ITM 650044E, 727144N) to be permanently upgraded to accommodate abnormal load deliveries;•Temporary bridge & temporary local access road to facilitate local traffic while the bridge upgrade works are being carried out;•Upgrade of an existing Site entrance located on a private road off the L50203; and•Construction of a Temporary Construction Compound with associated temporary site offices, parking areas, security fencing welfare facilities & wastewater holding tank. An additional Temporary Construction Compound will be constructed for the bridge upgrade & temporary bridge works. A 10 year planning permission & 35year operational life from the date of commissioning of the entire wind farm is being sought. EIAR & NIS accompany this application	Details...
580m	08/04/2025	CONDITIONAL	Bord Na Móna lands within the townlands of , Knockballyboy Clonad Rathfeston Gorteenkeel Island Clonarrow or Riverlyons Drumcaw or Mountlucas Esker Beg Killeen Ballyhugh Mullalough or Cavemount , Coole Toberdaly Newtown Ballycon Esker More Colgagh an	the development of a recreational shared cycle and walkway located on Bord Na Móna lands. The development proposes the following: a) The delivery of a shared cycle and walkway on Bord na Móna lands. This will include the repurposing of 18,958 meters of existing former rail bed and 827 meters along pre-existing machine access routes. b) The proposed shared cycle and walkway will connect into the existing Grand Canal Way within the townlands of Coole and Knockballyboy; the Public Amenity Facilities at Mountlucas Wind Farm within the townlands of Clonarrow or Riverlyons and Drumcaw or Mountlucas; and the Cloncreen Wind Farm Amenity Track within the townland of Clongarret. c) The construction of car and / or bicycle parking facilities at a number of gateway locations along the proposed route and the provision of EV Charging spaces at the Gateway locations. This will include; i. 3 Type 3 Gateways, ii. 2 Type 4 Gateways, iii. 7 Minor Rest Points d) Upgrade works to 2 no. local access road crossings, and 6 no. agricultural crossings. e) Upgrade works to the Croghan Tippler Bridge (BNM Ref 37-109) and the Ballycon Rail Bridge (BNM Ref 37-112). f) The construction of a new pedestrian and cycle bridge extending to 30.5 meters spanning the Grand Canal within the Coole townland, located adjacent to the existing Grand Canal lift bridge (BNM Ref 37-05). g) The erection of wayfinding and interpretative signage at Gateway locations along the route. h) The implementation of Sustainable Drainage Systems (SuDS) nature-based drainage proposals at the Gateway locations to cater for surface water drainage at car park locations. i) Fencing and screening will be erected where required for biodiversity reasons which will include 7,636 meters of ecological screening. j) All other ancillary and associated site work. This Planning Application is accompanied by a Natura Impact Statement (NIS)	Details...
470m	29/01/2025	N/A	Bord Na Móna lands within the townlands of Knockballyboy Clonad Rathfeston Gorteenkeel Island Clonarrow or Riverlyons Drumcaw or Mountlucas , Esker Beg Killeen Ballyhugh Mullalough or Cavemount Coole Toberdaly Newtown Ballycon , Esker More Colgagh an	the development of a recreational shared cycle and walkway located on Bord Na Móna lands. The development proposes the following: a) The delivery of a shared cycle and walkway on Bord na Móna lands. This will include the repurposing of 18,958 meters of existing former rail bed and 827 meters along pre-existing machine access routes. b) The proposed shared cycle and walkway will connect into the existing Grand Canal Way within the townlands of Coole and Knockballyboy; the Public Amenity Facilities at Mountlucas Wind Farm within the townlands of Clonarrow or Riverlyons and Drumcaw or Mountlucas; and the Cloncreen Wind Farm Amenity Track within the townland of Clongarret. c) The construction of car and / or bicycle parking facilities at a number of gateway locations along the proposed route and the provision of EV Charging spaces at the Gateway locations. This will include; i. 3 Type 3 Gateways, ii. 2 Type 4 Gateways, iii. 7 Minor Rest Points. d) Upgrade works to 2 no. local access road crossings, and 6 no. agricultural crossings. e) Upgrade works to the Croghan Tippler Bridge (BNM Ref 37-109) and the Ballycon Rail Bridge (BNM Ref 37-112). f) The construction of a new pedestrian and cycle bridge extending to 30.5 meters spanning the Grand Canal within the Coole townland, located adjacent to the existing Grand Canal lift bridge (BNM Ref 37-05). g) The erection of wayfinding and interpretative signage at Gateway locations along the route. h) The implementation of Sustainable Drainage Systems (SuDS) nature-based drainage proposals at the Gateway locations to cater for surface water drainage at car park locations. i) Fencing and screening will be erected where required for biodiversity reasons which will include 7,636 meters of ecological screening. j) All other ancillary and associated site work. This Planning Application is accompanied by a Natura Impact Statement (NIS)	Details...

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