| Great Island power station | 460 MW | SSE Thermal |
| Great Island power station | 460 MW | SSE Thermal |
| Whitegate power station | 445 MW | Bord Gáis Energy |
| Whitegate power station | 445 MW | Bord Gáis Energy |
| Aghada power station | 431 MW | Electricity Supply Board |
| Aghada power station | 431 MW | Electricity Supply Board |
| Dublin Bay power station | 405 MW | Synergen Power |
| Dublin Bay power station | 405 MW | Synergen Power |
| Huntstown power station | 404 MW | Energia Group |
| Tynagh power station | 404 MW | Tynagh Energy |
| Huntstown power station | 404 MW | Energia Group |
| Tynagh power station | 404 MW | Tynagh Energy |
| Huntstown power station | 342 MW | Energia Group |
| Huntstown power station | 342 MW | Energia Group |
| Moneypoint power station | 305 MW | Electricity Supply Board |
| Moneypoint power station | 305 MW | Electricity Supply Board |
| Moneypoint power station | 305 MW | Electricity Supply Board |
| Moneypoint power station | 305 MW | Electricity Supply Board |
| Moneypoint power station | 305 MW | Electricity Supply Board |
| Moneypoint power station | 305 MW | Electricity Supply Board |
| Turlough Hill hydroelectric plant | 292 MW | Electricity Supply Board |
| Shannonbridge power station | 264 MW | Electricity Supply Board |
| Shannonbridge power station | 264 MW | Electricity Supply Board |
| Poolbeg power station | 245 MW | Electricity Supply Board |
| Poolbeg power station | 245 MW | Electricity Supply Board |
| Poolbeg power station | 245 MW | Electricity Supply Board |
| Poolbeg power station | 245 MW | Electricity Supply Board |
| Clonfad solar farm | 175 MW | — |
| Microsoft Dublin Data Center power station | 167.2 MW | Microsoft Ireland Operations |
| Microsoft Dublin Data Center power station | 167.2 MW | Microsoft Ireland Operations |
| Echelon DUB20 power station | 149.4 MW | Echelon Data Centres |
| Echelon DUB20 power station | 149.4 MW | Echelon Data Centres |
| Lysaghtstown solar farm | 131 MW | — |
| Microsoft Dublin Data Center power station | 123.5 MW | Microsoft Ireland Operations |
| Microsoft Dublin Data Center power station | 123.5 MW | Microsoft Ireland Operations |
| Grange Castle Echelon power station | 120 MW | Echelon Data Centres |
| Grange Castle Echelon power station | 120 MW | Echelon Data Centres |
| Timahoe North solar farm | 108 MW | — |
| Galway wind farm | 108 MW | — |
| Rathnaskillogue solar farm | 106 MW | — |
| Derrinlough wind farm | 105 MW | — |
| Monksland power station | 100 MW | Greener Ideas |
| Profile Park power station | 100 MW | Greener Ideas |
| Grousemount wind farm | 100 MW | — |
| Yellow River wind farm | 100 MW | — |
| Monksland power station | 100 MW | Greener Ideas |
| Profile Park power station | 100 MW | Greener Ideas |
| Echelon DUB20 power station | 99.6 MW | Echelon Data Centres |
| Echelon DUB20 power station | 99.6 MW | Echelon Data Centres |
| Rosspile solar farm | 95 MW | — |
| Meenadreen wind farm | 95 MW | — |
| Gaskinstown solar farm | 93 MW | — |
| Oweninny wind farm | 93 MW | — |
| Amazon Donegal wind farm | 91 MW | — |
| Ardderroo wind farm | 91 MW | — |
| Meenbog wind farm | 91 MW | — |
| Aghada power station | 90 MW | Electricity Supply Board |
| Aghada power station | 90 MW | Electricity Supply Board |
| Aghada power station | 90 MW | Electricity Supply Board |
| Cordal wind farm | 90 MW | — |
| Aghada power station | 90 MW | Electricity Supply Board |
| Aghada power station | 90 MW | Electricity Supply Board |
| Aghada power station | 90 MW | Electricity Supply Board |
| Knockacummer wind farm | 88 MW | — |
| Sealrock power station | 85 MW | Aughinish Alumina |
| Sealrock power station | 85 MW | Aughinish Alumina |
| Ardnacrusha hydroelectric plant | 85 MW | — |
| Sealrock power station | 85 MW | Aughinish Alumina |
| Sealrock power station | 85 MW | Aughinish Alumina |
| Mount Lucas wind farm | 84 MW | — |
| Oweninny wind farm | 83 MW | — |
| Tullabeg solar farm | 81.6 MW | — |
| Echelon DUB10 power station | 81 MW | Echelon Data Centres |
| Echelon DUB10 power station | 81 MW | Echelon Data Centres |
| Garrenleen solar farm | 81 MW | — |
| Echelon DUB10 power station | 81 MW | Echelon Data Centres |
| Echelon DUB10 power station | 81 MW | Echelon Data Centres |
| South Meath solar farm | 80.5 MW | — |
| Cloncreen wind farm | 76 MW | — |
| Microsoft Dublin Data Center power station | 73.8 MW | Microsoft Ireland Operations |
| Microsoft Dublin Data Center power station | 73.8 MW | Microsoft Ireland Operations |
| Meentycat wind farm | 72 MW | — |
| Dublin Waste power station | 68 MW | Encyclis |
| Fidorfe solar farm | 68 MW | — |
| Galway wind farm | 66 MW | — |
| Poolbeg power station | 65 MW | Electricity Supply Board |
| Ringsend Flexgen power station | 65 MW | Electricity Supply Board |
| Ballinrea solar farm | 65 MW | — |
| Knockduff wind farm | 65 MW | — |
| Poolbeg power station | 65 MW | Electricity Supply Board |
| Ringsend Flexgen power station | 65 MW | Electricity Supply Board |
| Corduff Flexgen power station | 63.5 MW | Electricity Supply Board |
| Corduff Flexgen power station | 63.5 MW | Electricity Supply Board |
| Echelon DUB10 power station | 62.4 MW | Echelon Data Centres |
| Echelon DUB10 power station | 62.4 MW | Echelon Data Centres |
| Ballinknockane solar farm | 61 MW | — |
| Microsoft Dublin Data Center power station | 60.9 MW | Microsoft Ireland Operations |
| Microsoft Dublin Data Center power station | 60.9 MW | Microsoft Ireland Operations |
| Winthrop Dublin power station | 59.4 MW | — |
| Winthrop Dublin power station | 59.4 MW | — |
| Sliabh Bawn wind farm | 58 MW | — |
| Moanvane wind farm | 57.6 MW | — |
| Boggeragh wind farm | 57 MW | — |
| Cushaling power station | 56 MW | Cushaling Power |
| Cushaling power station | 56 MW | Cushaling Power |
| Ballymacarney solar farm | 56 MW | — |
| Cushaling wind farm | 56 MW | — |
| Cushaling power station | 56 MW | Cushaling Power |
| Cushaling power station | 56 MW | Cushaling Power |
| Castlelost Flexgen power station | 55 MW | Lumcloon Energy |
| Castlelost Flexgen power station | 55 MW | Lumcloon Energy |
| Castlelost Flexgen power station | 55 MW | Lumcloon Energy |
| Castlelost Flexgen power station | 55 MW | Lumcloon Energy |
| Castlelost Flexgen power station | 55 MW | Lumcloon Energy |
| Castlelost Flexgen power station | 55 MW | Lumcloon Energy |
| Castlelost Flexgen power station | 55 MW | Lumcloon Energy |
| Castlelost Flexgen power station | 55 MW | Lumcloon Energy |
| Castlelost Flexgen power station | 55 MW | Lumcloon Energy |
| Castlelost Flexgen power station | 55 MW | Lumcloon Energy |
| Carrigdangan wind farm | 54 MW | — |
| Rhode power station | 52 MW | SSE Thermal |
| Rhode power station | 52 MW | SSE Thermal |
| Tawnaghmore power station | 52 MW | SSE Thermal |
| Tawnaghmore power station | 52 MW | SSE Thermal |
| Rhode power station | 52 MW | SSE Thermal |
| Rhode power station | 52 MW | SSE Thermal |
| Tawnaghmore power station | 52 MW | SSE Thermal |
| Tawnaghmore power station | 52 MW | SSE Thermal |
| Huntstown power station | 50 MW | Energia Group |
| Cappawhite A wind farm | 50 MW | — |
| Huntstown power station | 50 MW | Energia Group |
| Muckerstown solar farm | 48 MW | — |
| Ballybane wind farm | 48 MW | — |
| Bindoo wind farm | 48 MW | — |
| Cloghboola wind farm | 46 MW | — |
| Kilgarvan wind farm | 45 MW | — |
| Slievecallan West wind farm | 45 MW | — |
| Cathaleen's Fall hydroelectric plant | 45 MW | — |
| Knocknagoum wind farm | 44 MW | — |
| Leitir Guingaid wind farm | 44 MW | — |
| Garracummer wind farm | 43 MW | — |
| Magheramore wind farm | 43 MW | — |
| Bruckana wind farm | 42 MW | — |
| Castledockrell wind farm | 41 MW | — |
| Clahane wind farm | 41 MW | — |
| Coomacheo wind farm | 41 MW | — |
| Edenberry power station | 38.4 MW | Bord na Móna |
| Poulaphuca hydroelectric plant | 38 MW | Electricity Supply Board |
| Boolynagleragh wind farm | 37 MW | — |
| Carrowleagh wind farm | 37 MW | — |
| Tullahennel wind farm | 37 MW | — |
| Glanaruddery wind farm | 36 MW | — |
| Glencarbry wind farm | 36 MW | — |
| Lisheen wind farm | 36 MW | — |
| Monaincha wind farm | 36 MW | — |
| North Wall power station | 35 MW | Electricity Supply Board |
| North Wall power station | 35 MW | Electricity Supply Board |
| North Wall power station | 35 MW | Electricity Supply Board |
| North Wall power station | 35 MW | Electricity Supply Board |
| North Wall power station | 35 MW | Electricity Supply Board |
| North Wall power station | 35 MW | Electricity Supply Board |
| Glenough wind farm | 35 MW | — |
| Knockalough wind farm | 35 MW | — |
| Raheenleagh wind farm | 35 MW | — |
| Scartaglen wind farm | 35 MW | — |
| North Wall power station | 35 MW | Electricity Supply Board |
| North Wall power station | 35 MW | Electricity Supply Board |
| North Wall power station | 35 MW | Electricity Supply Board |
| North Wall power station | 35 MW | Electricity Supply Board |
| North Wall power station | 35 MW | Electricity Supply Board |
| North Wall power station | 35 MW | Electricity Supply Board |
| Athea wind farm | 34 MW | — |
| Barranafaddock wind farm | 34 MW | — |
| Cloghan wind farm | 34 MW | — |
| Castlepook wind farm | 33 MW | — |
| Inchincoosh wind farm | 33 MW | — |
| Irishtown solar farm | 32.6 MW | — |
| Ballywater wind farm | 32 MW | — |
| Glanlee wind farm | 32 MW | — |
| Mountain Lodge wind farm | 32 MW | — |
| Sorne wind farm | 32 MW | — |
| Harlockstown solar farm | 31.5 MW | — |
| Kilsallaghan solar farm | 30 MW | — |
| Lenalea wind farm | 30 MW | — |
| Lisheen wind farm | 28.8 MW | — |
| Bunnyconnellan wind farm | 28 MW | — |
| Dromdeveen wind farm | 28 MW | — |
| Slievecallan East wind farm | 28 MW | — |
| Richfield wind farm | 27 MW | — |
| Garvagh Glebe wind farm | 26 MW | — |
| Stacks Mountain wind farm | 25.3 MW | — |
| Ballylongford wind farm | 25.2 MW | — |
| Hortland solar farm | 25 MW | — |
| Arklow Bank wind farm | 25 MW | — |
| Cahercullenagh wind farm | 25 MW | — |
| Killaveenoge wind farm | 25 MW | — |
| Kingsmountain wind farm | 25 MW | — |
| Taurbeg wind farm | 25 MW | — |
| Monaraha solar farm | 24 MW | — |
| Ballycadden wind farm | 24 MW | — |
| Bawnmore wind farm | 24 MW | — |
| Glenmore wind farm | 24 MW | — |
| Lisheen wind farm | 24 MW | — |
| Amazon Cork wind farm | 23.2 MW | — |
| Beenanaspuck and Tobertoreen wind farm | 23.2 MW | — |
| Carrigcannon wind farm | 23 MW | — |
| Esk wind farm | 23 MW | — |
| Kilathmoy wind farm | 23 MW | — |
| Knockawarriga wind farm | 23 MW | — |
| Taghart wind farm | 23 MW | — |
| Tullynahaw wind farm | 22 MW | — |
| Echelon DUB10 power station | 21 MW | Echelon Data Centres |
| Echelon DUB10 power station | 21 MW | Echelon Data Centres |
| Carrickallen wind farm | 21 MW | — |
| Echelon DUB10 power station | 21 MW | Echelon Data Centres |
| Echelon DUB10 power station | 21 MW | Echelon Data Centres |
| Booltiagh wind farm | 20 MW | — |
| Gortahile wind farm | 20 MW | — |
| Killala Community wind farm | 20 MW | — |
| Tournafulla wind farm | 20 MW | — |
| Woodhouse wind farm | 20 MW | — |
| Ballycumber wind farm | 19 MW | — |
| Buttevant wind farm | 19 MW | — |
| Raheen Barr wind farm | 19 MW | — |
| Hilltown solar farm | 18 MW | — |
| Coollegrean wind farm | 18 MW | — |
| Currragh wind farm | 18 MW | — |
| Gweedore wind farm | 18 MW | — |
| Leanamore wind farm | 18 MW | — |
| Versicherungskammer wind farm | 17.5 MW | — |
| Meath power station | 17 MW | Indaver |
| Acres wind farm | 17 MW | — |
| Moneypoint wind farm | 17 MW | — |
| Old Mill wind farm | 17 MW | — |
| Sheskin wind farm | 16.8 MW | — |
| Grove Hill wind farm | 16.1 MW | — |
| Millvale solar farm | 15 MW | — |
| Barnesmore wind farm | 15 MW | — |
| Cark wind farm | 15 MW | — |
| Crossmore wind farm | 15 MW | — |
| Gartnaneane wind farm | 15 MW | — |
| Gibbet Hill wind farm | 15 MW | — |
| Glentanemacelligot wind farm | 15 MW | — |
| Grouse Lodge wind farm | 15 MW | — |
| Muingnaminnane wind farm | 15 MW | — |
| Tursillagh wind farm | 15 MW | — |
| Hortland PV solar project | 14 MW | — |
| Ballybay wind farm | 14 MW | — |
| Beam Hill wind farm | 14 MW | — |
| Black Lough wind farm | 14 MW | — |