PlanningLeads

Major projects

Ireland's biggest construction and infrastructure projects, from the first filing

Ireland's largest construction and infrastructure projects: every consent application accompanied by an Environmental Impact Assessment (EIAR) since 2017, across all consent regimes (An Coimisiún Pleanála, foreshore, roads, rail, waste). The major schemes, geocoded, with the applicant and the consent link.

The largest of these are consented directly by An Coimisiún Pleanála, the national planning body that replaced An Bord Pleanála.

2,033 projects tracked · updated weekly · newest filing October 2026

Updated weekly from the national EIA portal, so new schemes land here as the portal publishes them. Follow the strategic cases through the An Coimisiún Pleanála tracker and the infrastructure feed.

· checked against the sources below

Mega-projects
2,033
Last 12 months
224
Linear schemes
294
Top regime
An Coimisiún Pleanála

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Cork County Council · 9 Oct 2026

Private applicant

Construction of an anaerobic digestion facility to produce renewable biomethane (a direct replacement for fossil fuel natural gas) and high-quality organic fertilser, from farm-sourced organic material. Total GFA of proposed development is c. 3,317.6 sq.m.

Site within the townland of Kilboultragh, Macroom, Co. Cork.
An Coimisiún Pleanála · 6 Oct 2026

Slievegrine Ltd

23 no. wind turbines (170-185m tip height), meteorological and telecommunications masts, 110kV & 220kV substations, underground electrical and communications cabling, grid connection works, junction/access works,biodiversity enhancement, associated works

Wind EnergyGrid Infrastructure
Ballycullane and surrounding townlands, Co. Waterford Linear development
Westmeath County Council · 29 Sept 2026

Stream BioEnergy Ireland Limited

The proposed Renewable Biogas Plant comprising an anaerobic digestion and biomethane production facility, associated buildings, tanks, plant, access upgrades, parking and ancillary infrastructure works.

located approximately 185m southwest of the R156 and northeast of “Drummonds”, in the townland of Newdown, The Downs, Mullingar, Co. Westmeath.Ref 26 60530
EPA portal
An Coimisiún Pleanála · 29 Sept 2026

Bord na Móna Biomass Limited

The development for which substitute consent is being sought consists of peat extraction activities and all ancillary works. Full description described in public notice provided.

The site is located across the Toar Bog, Derryarkin Bog, Ballybeg Bog, Drumman Bog, and Derryhinch Bog, in Co.Meath, Co. Offaly, and Co. Westmeath. See public notice enclosed for further details.
An Coimisiún Pleanála · 28 Sept 2026

Fingal County Council

Construction of an approximately 8.1 km shared pedestrian and cycle greenway extending from the Kildare County Council boundary to Talbot Bridge at the Old Navan Road.

Roads Transport
The proposed development follows the Royal Canal corridor from the Fingal/Kildare county boundary in the west to Talbot Bridge at the Old Navan Road in the east. Linear development
An Coimisiún Pleanála · 25 Sept 2026

Ecopower Developments Limted

It is proposed to build twelve wind turbines - three turbines will be 150m to tip height and nine will be 170m to tip height Also site access roads, two control buildings and other ancillary works. Likely grid connection point Ballyragget Substation

Wind EnergyGrid Infrastructure
Coolnacrutta; Glashare; Ballylehaun; Gorteennamuck; Rathlogan; Ballyring Upper; Ballyring Lower; and Tentore with temporary road works in Foyle South, Coolcashin and Garrydague townlands, County KilkennyRef 324680
EPA portal
Offaly County Council · 25 Sept 2026

Oxigen Environmental Unlimited Company

The demolition of existing agricultural sheds and structures on-site and the construction and operation of a Materials Recovery Facility for the acceptance and processing of up to 90,000 tonnes per annum

DemolitionAgricultural
Derryarkin, Rhode, Co. Offaly.
Louth County Council · 25 Sept 2026

John O Neill Sand & Gravel Ltd

The proposed development will consist of works to facilitate the infill and re-contouring of the subject lands using suitable soil and stone to reclaim the lands for agricultural purposes. A total of up to 199,500 tonnes of soil and stone will be imported

Agricultural
Killincoole, Readypenny, Dundalk, Co. Louth.
South Dublin County Council · 24 Sept 2026

C Duffy Properties

Large-scale Residential Development: 479 No. residential apartments across 6 No. blocks ranging in height from 7 to 15 storeys. Also incls. creche (618.5 sqm GFA), 6 No. commercial units (2,305 sq m combined GFA) and 2 podium levels of car parking.

Commercial FitoutApartments
1.8 hectares site bounded by Long Mile Road to south and Naas Road to north, Dublin 12 (D12 E424 and D12 XP82)
An Coimisiún Pleanála · 21 Sept 2026

Dublin City Council in partnership with the Land Development Agency

The proposed development will consist of the construction of a residential led mixed-use scheme containing 312 no. residential apartments across 7 apartment blocks, ranging in height from 4 to 10 Floors together with 8no. Local Retail and Commercial units.

Apartments
A site of c. 1.72 hectares, located on lands at Cherry Orchard, Dublin 10 (known as Development Site 5: Barnville Site in the Park West-Cherry Orchard Local Area Plan 2019).Ref JA29S.324675
EPA portal
Wicklow County Council · 21 Sept 2026

Breedon Materials Ltd. (trading as Breedon Ireland)

Permission duration of 17 yrs sought for sand and gravel pit development over c.14.3ha; associated processing operations, site infrastructure facilities and new entrance, within an application area of c.20.1ha. with restoration to an agricultural afteruse.

Ballycore Townland, Grangecon, Co. WicklowRef 26/60852
EPA portal
Wicklow County Council · 14 Sept 2026

Cronelea Windfarm Ltd

Continued operation of an existing wind farm for a further period of 20 years

Wind Energy
Cronelea, Shillelagh, Co. WicklowRef 2660891
EPA portal
Tipperary County Council · 8 Sept 2026

Private applicant

Construction of an anaerobic digestion facility to produce renewable biomethane (a direct replacement for fossil fuel natural gas) and high-quality bio-based fertilser, from organic material. Total GFA of proposed development is c. 3,301 sq.m

Site within the townland of Ballynilard, Tipperary, Co. Tipperary.Ref 2660893
EPA portal
Monaghan County Council · 3 Sept 2026

Private applicant

Planning permission to construct 1 No. poultry house, and an extension to 1 No. existing poultry house together with all ancillary structures (to include meal storage bin(s)) and site works (to include new/upgraded site entrance) associated with the above.

Intensive LivestockExtensionAgricultural
Crossbane, Newbliss, Co. Monaghan
An Coimisiún Pleanála · 3 Sept 2026

Arklow Energy Limited

The Proposed Works Offshore will consist of the decommissioning of the generating station, the met mast and the Proposed Works Onshore will consist of the decommissioning of the onshore transmission infrastructure.

Offshore wind farm located in the maritime area, in the Irish Sea, approximately 10 km off the County Wicklow Coast. The onshore substation is located on North Quay in the Arklow Harbour, Arklow, Co. Wicklow Linear developmentRef ABP-324650-26
EPA portal
Monaghan County Council · 28 Aug 2026

Drumguill Farms Ltd

Planning permission to construct 1 No. poultry house together with all ancillary structures (to include meal storage bin(s)) and site works associated with the above development at Drumguill, Threemilehouse, Co. Monaghan.

Intensive LivestockAgricultural
Drumguill, Threemilehouse, Co. Monaghan
An Coimisiún Pleanála · 26 Aug 2026

Roscommon County Council

The Proposed Development consists of the following elements: Water Sports Pavilion Development Marina Redevelopment and Extension Public Realm Upgrades Active Travel and Site Access Improvements and All Ancillary Site Development Infrastructure

LandscapingRoads TransportMarine CoastalExtension
Hodson Bay within the townland of Barrymore, Co. Roscommon, extends northwards from the junction of the L2020 Local Road and the N61 National Road. The site is located approximately 4km northwest of Athlone.Ref ACP-324610-26
EPA portal
Kerry County Council · 21 Aug 2026

Inchincoosh Wind Farm Limited

The extension of the operational duration of the existing Kilgarvan Phase II Wind Farm and associated infrastructure for an additional 15 years

Wind EnergyExtension
Within the Local Administrative Boundary of County Kerry, and within the townlands of Inchincoosh and Lettercannon Linear development
Dublin City Council · 19 Aug 2026

Glenveagh Homes Limited

The proposed development seeks a 10-year planning permission for the construction of 682 residential units, one childcare facility, a community centre and associated padel courts, in addition to public and communal open spaces.

Apartments
lands (13.86Ha.) located north of the R139 and south of the River Mayne, within the townland of Belcamp, Dublin 17
Kildare County Council · 17 Aug 2026

Cairn Homes Properties Ltd.

The construction of 384 residential units, 1 no. creche, 1.2 km greenway, and c. 8.44 hectares of open space.

Roads TransportCommercial FitoutApartments
At a site of c. 17.34 hectares within the townland of Mariavilla, Maynooth, Co. Kildare
An Coimisiún Pleanála · 17 Aug 2026

FuturEnergy Lissinagroagh Designated Activity Company

Development of a substation and grid connection route which is 32km in length

Grid Infrastructure
Within County Leitrim and County Sligo. Please refer to public notice for full list of townlands Linear developmentRef ACP-324597-26
EPA portal
Mayo County Council · 14 Aug 2026

Cunlaghfadda Green Energy Limited

Proposed Development which consists of a battery energy storage system compound, and associated infrastructure and works.

Battery Storage
Townland of Cloonbaul, County Mayo
An Coimisiún Pleanála · 14 Aug 2026

Bord na Móna Biomass Limited

The development for which substitute consent is being sought consists of peat extraction, drainage infrastructure, vegetation clearance, welfare facilities and ancillary infrastructure and works. Full description described in public notice provided.

Drainage Flood
The Application Site is located at Ballydermot Bog, Co. Offaly and Co.Kidare, 2.2km southeast of Edenderry, 3.3km west of Allenwood, 2.4km north of Rathangan and 1.7km east of Clonbullogue Village.Ref ACP-324604-26
EPA portal
Monaghan County Council · 12 Aug 2026

Private applicant

Mr. Kevin McVicar intends to apply for planning permission to construct 1 No. poultry house together with all ancillary structures (to include meal storage bins(s) and soiled water tank(s) etc.) and sire works associated with the above development

Slurry StorageIntensive LivestockAgricultural
Mullaliss, Glaslough, Co. Monaghan
Wicklow County Council · 10 Aug 2026

ABO Energy Ireland Ltd.

Planning application for a ten-year permission for development of a grid connection route, entailing the laying of approximately 23.9km of 38kV cable from the granted Ballymanus Wind Farm to connect to the national grid at the existing Arklow 220kV Station

Wind EnergyGrid Infrastructure
The proposed development is located on lands and roads along a c. 23.9km linear route extending from the permitted Ballymanus Wind Farm, Co. Wicklow, connecting to the Arklow 220 kV Station, Co. Wicklow. Linear development
An Coimisiún Pleanála · 6 Aug 2026

Private applicant

The Proposed Development comprises of upgrades to Limerick WwTP to increase the capacity of the existing plant, upgrading the existing Sludge Hub to a Regional Bioresource Centre and an additional Stormwater Storage Tank at Corcanree Pumping Station.

Water Wastewater
Limerick Waste Water Treatment Plant, Bunlicky, Limerick, Co. LimerickRef ACP-324584-26
EPA portal
Monaghan County Council · 5 Aug 2026

Private applicant

Planning permission to construct 1 No. poultry house together with all ancillary structures (to include meal storage bin(s)) and site works associated with the above development at Drumguill, Threemilehouse, Co. Monaghan.

Intensive LivestockAgricultural
Drumguill, Threemilehouse, Co. Monaghan
An Coimisiún Pleanála · 4 Aug 2026

Donegal County Council

The proposed road development will provide approx. 37.5km of active travel route between the towns of Donegal Town and Ballybofey/Stranorlar together with all associated amenities and all ancillary and consequential works associated with

Roads Transport
The Proposed Development is located between the towns of Donegal Town and Ballybofey/Stranorlar in County Donegal Linear developmentRef ACP-324568-26
An Coimisiún Pleanála · 31 Jul 2026

SSE Renewables (Ireland) Ltd

A wind farm which will comprise the removal of 23 no. existing turbines, the erection of 17 no. wind turbines, and a new permanent 110kV electrical substation compound and all associated works.

Wind EnergyGrid Infrastructure
Townlands of Crowagh or Dunneill Mountain, Ballyglass, Tawnadremira, Doonbeakin, Dunowla, Kingsmountain, Ballygreighan Barr, Corhawnagh, Abbeytown, Knockaculleen, Rathgoonaun, Lecarrow, Dromore Co. Sligo.Ref ACP-324561-26
EPA portal
Limerick City and County Council · 28 Jul 2026

Private applicant

Construct a poultry house, concrete aprons, feed silos, clean and soiled water storage tanks and carry out all associated ancillary site works.

Farm BuildingSlurry StorageIntensive LivestockAgricultural
Dromtrasna (Hartnett), Abbeyfeale, Co. Limerick.
Monaghan County Council · 27 Jul 2026

Private applicant

Planning permission to construct 1 No. poultry house, and an extension to 1 No. existing poultry house together with all ancillary structures (to include meal storage bin(s)) and site works (to include new/upgraded site entrance) associated with the above.

Intensive LivestockExtensionAgricultural
Crossbane, Newbliss, Co. Monaghan
Meath County Council · 16 Jul 2026

Kilsaran Concrete Unlimited Company

The development will consist of the reinstatement of the existing quarry at Ballynamona, by importing 223,000 tonnes per annum of soil and stone over a 14-year period, with the final profiling and landscaping completed in the following year.

Landscaping
Ballynamona, Summerhill, Co MeathRef 2660930
EPA portal
Galway City Council · 15 Jul 2026

Kingston Stables Ltd

for permission for development of a Large-Scale Residential Development (LRD) for a 10-year planning permission, for provision of 133 no. residential units on a site which extends to 2.9 ha on lands located at Rahoon, Knocknacarra, Galway.

Apartments
Rahoon, Knocknacarra, Galway
Dublin City Council · 15 Jul 2026

NWQ Devco Ltd

Partial demolition, removal of existing facades and extension of existing 5-6 storeys office building. The resulting proposed mixed use development ranges in height from 6 no. to 12 no. storeys in height over existing basement comprising office and hotel.

ExtensionDemolition
1 North Wall Quay, Dublin 1
An Coimisiún Pleanála · 10 Jul 2026

Private applicant

The proposed development consists of the upgrade to the existing Mortarstown WwTP, and decommissioning of the Kilkenny Road Pumping Station, existing rising main and existing settlement tanks. Refer to attached Public Notice.

Water Wastewater
The proposed development (c.10.76 ha.) is located at the existing Mortarstown Wastewater Treatment Plant (WwTP), 2.2km south of Carlow Town on the eastern bank of the River Barrow in the townland of Mortarstown Upper. Linear developmentRef ACP-324447-26
EPA portal
Waterford City and Council · 8 Jul 2026

Fenor Pig Farms Ltd

Expansion and modernisation of an existing EPA-licensed pig farm, including new pig housing, covered slurry storage, environmental upgrades and associated infrastructure, increasing total capacity to approximately 21,023 pigs.

Slurry StorageIntensive Livestock
Fenor Pig Farm, Matthewstown, Fenor, County Waterford.Ref 2660542
EPA portal
Kerry County Council · 7 Jul 2026

Michael F. Quirke & Sons Unlimited Company

Recommencement and lateral extension of an existing sandstone quarry.

Extension
Bunaderreen, Waterville, Co. Kerry
Cork City Council · 6 Jul 2026

Bridgewater Homes Castletreasure Ltd

Large-Scale Residential Development (LRD) comprising of the construction of 300 no. units, 1 no. creche and all associated ancillary development.

Commercial Fitout
Castletreasure (Townland), Douglas, Cork
Kildare County Council · 2 Jul 2026

Vanisland Limited

The proposed development will consist of 272 no. residential units, 3 no. commercial units, 1 no. childcare facility, a café / restaurant unit and all associated development, on a site of approximately 7.5 hectares.

Commercial FitoutApartments
Lands within the townlands of Newtown and Confey, Leixlip, Co. Kildare. The application site has an area of c. 7.5ha and is bound by the R149 to the east, the L1015 to the north, Paceland and Captain’s Hill (residential dwellings) to the nort
An Coimisiún Pleanála · 2 Jul 2026

Cunlaghfadda Green Energy Limited

Proposed Development which consists of a 110kV onsite electrical substation, loop-in grid connection, and associated infrastructure and works.

Grid Infrastructure
Townland of Cloonbaul, County Mayo.Ref ACP-324429-26
EPA portal
Cork City Council · 29 Jun 2026

Murnane & O’Shea Developments Limited

a 10-Year Planning Permission for a Large-Scale Residential Development (LRD) for the construction of 441 no. residential units a two storey creche facility, commercial/retail unit and all ancillary site development works

Commercial FitoutApartments
Kilnap, Blackpool, Cork.
An Coimisiún Pleanála · 29 Jun 2026

Planree Ltd.

The retention of the partial construction of a 19-turbine wind farm previously permitted under ABP 300460-17 (as amended by ABP-303729-19), and the completion of construction, operation & decommissioning of that 19 turbine wind farm

Wind Energy
Meenbog, Croaghonagh, Cashelnavean, Tawnawully Mountains, Friarsbush, Ardinawark, Keadew Upper, Keadew Lower, Cullionboy and Tievecloghoge, in County Donegal. Linear developmentRef ACP-324433-26
EPA portal
An Coimisiún Pleanála · 29 Jun 2026

Red Admiral DC Limited

Data Centre and Colocated Decentralised Energy Resource (DER) within an overall development boundary area of circa 243ha.

Data Centre
Townlands of Gneevebane, Oldtown, Farthingstown, Castlelost and Kiltotan and Collinstown, Co. WestmeathRef 324417
EPA portal
Environmental Protection Agency · 29 Jun 2026

Crag Digital Avoca Limited

Application for an Industrial Emissions Licence for a data centre facility.

Data Centre
Avoca River Park, Arklow, Co. WIcklow Y14 XR66
An Coimisiún Pleanála · 26 Jun 2026

Clare County Council

A pedestrian and cycle route and associated ancillary and consequential works, generally following the route of the former West Clare Railway repurposing the former railway infrastructure, diverting around property boundaries in certain instances.

Roads TransportRailChange Of Use
The proposed development will be located across the five Electoral Divisions (ED) of Kilrush Urban, Kilrush Rural, Einagh, Kilfearagh and Kilkee. Linear developmentRef ACP-324410-26
EPA portal
An Coimisiún Pleanála · 26 Jun 2026

Greengate Biogas 001 Ltd.

The proposed development is an anaerobic digestion (AD) facility for the production of 250GWh per annum (pa) of renewable natural gas (RNG). The project includes a 9.6km gas pipeline.

Powerstown, Millford, Co. CarlowRef ACP-324426-26
EPA portal
Tipperary County Council · 22 Jun 2026

Annaholty Green Energy Limited

A renewable biogas facility producing biomethane through anaerobic digestion. The proposed development will be capable of processing ca. 50,000 tonnes of feedstocks per annum to produce renewable biogas that will feed into the Gas Network Ireland network.

Thornhill and Annaholty, Co. Tipperary (ITM 569414, 665506)Ref 2660621
EPA portal
Waterford City and Council · 19 Jun 2026

TBEB Ltd.

Restoration of a disused rock and gravel quarry comprising some 3.52 hectares to agricultural use using imported inert soil and stone classified as Article 27 by-products of the construction.

Agricultural
Powersknock, Kilmeaden, County Waterford.Ref 2660489
EPA portal
Offaly County Council · 19 Jun 2026

Kilsaran Concrete Unlimited Company

The Developmentwill consist of (1)Provision of a 5,084 square metre defined recycling area in the pit floor (2) Processing of up to 19,55 tonnes of inert waste concrete annually using a mobile crushing and screening plant (3) Stockpiling of inert waste.

Bunaterin TD, Screggan, Tullamore, Co Offaly
An Coimisiún Pleanála · 18 Jun 2026

RWE Renewables Ireland Limited

Wind farm comprising 13 turbines (tip height up to 180m) with associated infrastructure including substation, BESS, access tracks, cabling, turbine foundations, construction compounds and 3 no. over-run areas along the turbine delivery route.

Wind EnergyBattery StorageGrid Infrastructure
Lands within the townlands of Muingmore, Doolough, Tristia, Moneynierin and Bangor, Co. Mayo, located approx. 0.5km north of Gweesalia village and approx. 8km west of Bangor Erris.Ref ABP-324387-26

From the Briefs desk

Environmental impact assessment: common questions

What is an EIAR and when is one required in Ireland?

An Environmental Impact Assessment Report (EIAR) is the document a developer prepares to describe a project's likely significant effects on the environment. It is required for projects in the classes listed in Schedule 5 of the Planning and Development Regulations 2001 once they reach the stated thresholds, and for smaller projects where the consent authority decides significant effects are likely. The consent body must take the EIAR into account before it decides.

What is the difference between an EIAR and a Natura impact statement?

They answer different questions. An EIAR assesses a project's effects on the environment as a whole, including people, water, air, landscape and heritage. A Natura impact statement (NIS) supports Appropriate Assessment and looks only at effects on European sites, the Special Areas of Conservation and Special Protection Areas. A large project can need both, and the two reports often sit side by side on the same case file.

Does every project with an EIAR go to An Coimisiún Pleanála?

No. An EIAR can accompany a consent decided by several bodies: a local authority for a planning application, An Coimisiún Pleanála for strategic infrastructure and appeals, and other regimes such as foreshore licences, roads and rail schemes, and waste facilities. This page lists projects across those regimes, which is why many of them never appear in an ordinary council planning feed.

Where can I read the EIAR for a specific project?

Go to the consent body that holds the case. For An Coimisiún Pleanála cases, the documents are on the case page at pleanala.ie. For a council planning application, the EIAR is on the council's planning register under the application reference. For licensed industrial activities the EPA holds the licence file. Each project on this page links to the source record where one is published, and some portals ask for a free registration before showing documents.

How current is this list, and is it a legal record?

The list is refreshed weekly from the national EIA portal, so a new scheme appears once the portal publishes it. It is a research aid built from public records, not a legal determination: the consent authority's own file is the authoritative record of what was applied for, what was decided and on what conditions.

Sources

Status, stated precisely: the Planning and Development Act 2000 as amended and its 2001 Regulations are the in-force basis for EIA classes and thresholds described here. The Planning and Development Act 2024 was enacted in 2024 and is being commenced in stages, so only the provisions already commenced apply.