| 1 | Bute Hydrogen Project 1 grid connection | England, United Kingdom | Haldane Energy Project 1 Limited | 4,800 MW |
| 2 | Drax BECCS grid connection | England, United Kingdom | Drax Power Limited | 3,906 MW |
| 3 | Drax Power Station grid connection | England, United Kingdom | Drax Power Limited | 3,906 MW |
| 4 | Bute Hydrogen Project 2 grid connection | England, United Kingdom | Haldane Energy Project 2 Limited | 3,600 MW |
| 5 | Bute Hydrogen Project 3 grid connection | England, United Kingdom | Haldane Energy Project 3 Limited | 3,600 MW |
| 6 | Bute Hydrogen Project 5 grid connection | England, United Kingdom | Haldane Energy Project 5 Limited | 3,600 MW |
| 7 | Bute Hydrogen Project 6 grid connection | England, United Kingdom | Haldane Energy Project 6 Limited | 3,600 MW |
| 8 | Hinkley Point C grid connection | England, United Kingdom | NNB Generation Company (HPC) Limited | 3,340 MW |
| 9 | Sizewell C grid connection | England, United Kingdom | Sizewell C Limited | 3,340 MW |
| 10 | Hornsea Power Station 3 grid connection | England, United Kingdom | Hornsea Project Three (UK) Limited | 3,000 MW |
| 11 | Marram Wind Offshore Wind Farm grid connection | Scotland, United Kingdom | Marramwind Limited | 3,000 MW |
| 12 | Hornsea Power Station 4 grid connection | England, United Kingdom | Orsted Hornsea Project Four Limited | 2,600 MW |
| 13 | Portwind grid connection | England, United Kingdom | SE Portwind Ltd | 2,500 MW |
| 14 | Eggborough CCGT - OCGT - BESS grid connection | England, United Kingdom | Eggborough Power Limited | 2,450 MW |
| 15 | Bute Hydrogen Project 4 grid connection | England, United Kingdom | Haldane Energy Project 4 Limited | 2,400 MW |
| 16 | Bute Hydrogen Project 7.1 grid connection | England, United Kingdom | Haldane Energy Project 7 Limited | 2,400 MW |
| 17 | Heysham Power Station grid connection | England, United Kingdom | EDF Energy Nuclear Generation Limited | 2,363 MW |
| 18 | OWPL Windfarm grid connection | Scotland, United Kingdom | Offshore Wind Power Limited | 2,250 MW |
| 19 | Pembroke Power Station grid connection | Wales, United Kingdom | RWE Generation UK Plc | 2,199 MW |
| 20 | East Claydon Green Energy Centre grid connection | England, United Kingdom | East Claydon Green NG Limited | 2,050 MW |
| 21 | Caledonia Offshore Wind Farm grid connection | Scotland, United Kingdom | Caledonia Offshore Wind Farm Limited | 2,000 MW |
| 22 | Gallos grid connection | England, United Kingdom | Corio Generation Limited | 2,000 MW |
| 23 | Machair Offshore Wind Farm grid connection | Scotland, United Kingdom | ScottishPower Renewables (UK) Limited | 2,000 MW |
| 24 | Walpole Flexible Generation grid connection | England, United Kingdom | Flexible Generation 1 Ltd | 2,000 MW |
| 25 | West Burton B grid connection | England, United Kingdom | West Burton B Limited | 1,881 MW |
| 26 | Arven Offshore Wind Farm grid connection | Scotland, United Kingdom | Arven Offshore Wind Farm Limited | 1,800 MW |
| 27 | Bellrock Offshore Wind Farm grid connection | Scotland, United Kingdom | Bellrock Offshore Wind Farm Limited | 1,800 MW |
| 28 | Berwick Bank Offshore Wind Farm C grid connection | England, United Kingdom | Berwick Bank C Limited | 1,800 MW |
| 29 | Carrington Lane BESS grid connection | England, United Kingdom | Apatura Battery Ltd | 1,800 MW |
| 30 | Damhead Creek 2 grid connection | England, United Kingdom | VPI Power Limited | 1,800 MW |
| 31 | Earba PSH grid connection | Scotland, United Kingdom | Earba Limited | 1,800 MW |
| 32 | Glen Earrach PSH grid connection | Scotland, United Kingdom | Glen Earrach Energy Limited | 1,800 MW |
| 33 | North-East Offshore Hybrid Asset grid connection | Scotland, United Kingdom | National Grid Interconnector Holdings Limited | 1,800 MW |
| 34 | NatPower Enderby - Patford Bridge Green Energy Park grid connection | England, United Kingdom | Enderby Energy Limited | 1,799 MW |
| 35 | Staythorpe C grid connection | England, United Kingdom | RWE Generation UK Plc | 1,752 MW |
| 36 | Didcot B grid connection | England, United Kingdom | RWE Generation UK Plc | 1,705 MW |
| 37 | Dinorwig grid connection | Wales, United Kingdom | First Hydro Company | 1,644 MW |
| 38 | Springwell grid connection | England, United Kingdom | Springwell Energyfarm Limited | 1,600 MW |
| 39 | Grain grid connection | England, United Kingdom | Uniper UK Limited | 1,517 MW |
| 40 | GT R4 Offshore Wind Farm grid connection | England, United Kingdom | GT R4 Limited | 1,500 MW |
| 41 | Havbredey grid connection | Scotland, United Kingdom | Havbredey Limited | 1,500 MW |
| 42 | Mablethorpe Storage grid connection | England, United Kingdom | Theddlethorpe Flexible Generation Limited | 1,500 MW |
| 43 | Merlin 2 Offshore Windfarm grid connection | England, United Kingdom | Offshore Wind Limited | 1,500 MW |
| 44 | Mona Offshore Wind Farm grid connection | Wales, United Kingdom | Mona Offshore Wind Limited | 1,500 MW |
| 45 | Morgan Offshore Wind Farm grid connection | England, United Kingdom | Morgan Offshore Wind Limited | 1,500 MW |
| 46 | Morven A Offshore Wind Farm (Prev Phoenix 1A) grid connection | England, United Kingdom | Morven Offshore Wind Limited | 1,500 MW |
| 47 | Nursling Flexible Generation grid connection | England, United Kingdom | South Eng Flexible Generation Limited | 1,500 MW |
| 48 | Old Flatts Farm grid connection | England, United Kingdom | Net Zero One Ltd | 1,500 MW |
| 49 | Phoenix 1B Offshore Wind Farm grid connection | Scotland, United Kingdom | Morven Offshore Wind Limited | 1,500 MW |
| 50 | SSE Celtic Sea 1 grid connection | England, United Kingdom | SSE Renewables Offshore Windfarm Holdings Limited | 1,500 MW |
| 51 | Stromar Offshore Windfarm grid connection | Scotland, United Kingdom | Stromar Offshore Wind Farm Limited | 1,500 MW |
| 52 | Torridge Offshore Wind Farm grid connection | the United Kingdom | Gwynt Glas Offshore Wind Farm Limited | 1,500 MW |
| 53 | Fearna PSH 2 grid connection | Scotland, United Kingdom | Fearna PSH Limited | 1,495 MW |
| 54 | Dogger Bank D Offshore Wind Farm grid connection | England, United Kingdom | Doggerbank Offshore Wind Farm Project 4 Projco Limited | 1,450 MW |
| 55 | Dogger Bank South East grid connection | England, United Kingdom | RWE Renewables UK Dogger Bank South (East) Limited | 1,450 MW |
| 56 | Dogger Bank South West grid connection | England, United Kingdom | RWE Renewables UK Dogger Bank South (West) Limited | 1,450 MW |
| 57 | Ferrybridge D grid connection | England, United Kingdom | Keadby Generation Limited | 1,420 MW |
| 58 | INTOG 2 grid connection | Scotland, United Kingdom | Cerulean Winds Limited | 1,400 MW |
| 59 | Overton Solar & Storage Farm grid connection | England, United Kingdom | Elements Green Limited | 1,400 MW |
| 60 | South Humber Bank grid connection | England, United Kingdom | EP UK Power Development II Ltd | 1,400 MW |
| 61 | Tealing Energy Park grid connection | Scotland, United Kingdom | Onpath Energy Limited | 1,400 MW |
| 62 | Thorpe Marsh Energy Park grid connection | England, United Kingdom | Thorpe Marsh Green Energy Hub Limited | 1,400 MW |
| 63 | Trafford 2 BESS grid connection | England, United Kingdom | Future Point Manchester Limited | 1,400 MW |
| 64 | Berwick Bank Offshore Wind Farm A grid connection | Scotland, United Kingdom | Berwick Bank A Limited | 1,380 MW |
| 65 | Berwick Bank Offshore Wind Farm B grid connection | Scotland, United Kingdom | Berwick Bank B Limited | 1,380 MW |
| 66 | Connah's Quay grid connection | Wales, United Kingdom | Uniper UK Limited | 1,380 MW |
| 67 | CENOS grid connection | Scotland, United Kingdom | Flotation Energy Limited | 1,350 MW |
| 68 | Scira-Dudgeon Extension grid connection | England, United Kingdom | Sheringham Shoal and Dudgeon Extensions Projco Limited | 1,350 MW |
| 69 | NatPower Kinoulton Green Energy Park grid connection | England, United Kingdom | Dalby Energy Limited | 1,330 MW |
| 70 | East Anglia Three grid connection | the United Kingdom | East Anglia Three Limited | 1,320 MW |
| 71 | Isle of Man Offshore Wind Farm grid connection | the United Kingdom | Mooir Vannin Offshore Wind Farm Limited | 1,320 MW |
| 72 | Norfolk Boreas grid connection | England, United Kingdom | Norfolk Boreas Limited | 1,320 MW |
| 73 | Ossian 1 Offshore Wind Farm grid connection | Scotland, United Kingdom | Ossian Offshore Wind Farm Limited | 1,320 MW |
| 74 | Sofia Offshore Wind Farm grid connection | England, United Kingdom | Sofia Offshore Wind Farm Limited | 1,320 MW |
| 75 | Vanguard East grid connection | England, United Kingdom | Norfolk Vanguard East Ltd | 1,320 MW |
| 76 | Vanguard grid connection | England, United Kingdom | Norfolk Vanguard West Limited | 1,320 MW |
| 77 | Immingham grid connection | England, United Kingdom | VPI Immingham LLP | 1,318 MW |
| 78 | Coire Glas Pumped Storage grid connection | Scotland, United Kingdom | Coire Glas Hydro Pumped Storage Limited | 1,296 MW |
| 79 | Little Horsted Energy Park grid connection | England, United Kingdom | Elements Green Development Ltd | 1,260 MW |
| 80 | Cold Norton grid connection | England, United Kingdom | BSR Applications Limited | 1,250 MW |
| 81 | Torness grid connection | Scotland, United Kingdom | EDF Energy Nuclear Generation Limited | 1,250 MW |
| 82 | Seabank grid connection | England, United Kingdom | Seabank Power Limited | 1,234 MW |
| 83 | Sizewell B grid connection | England, United Kingdom | EDF Energy Nuclear Generation Limited | 1,230 MW |
| 84 | Dogger Bank Project 4 (Dogger Bank B) grid connection | the United Kingdom | Doggerbank Offshore Wind Farm Project 2 Projco Limited | 1,200 MW |
| 85 | Dogger Bank Project A grid connection | the United Kingdom | Doggerbank Offshore Wind Farm Project 1 Projco Limited | 1,200 MW |
| 86 | Dogger Bank Project C grid connection | England, United Kingdom | Doggerbank Offshore Wind Farm Project 3 Projco Limited | 1,200 MW |
| 87 | Legacy Green Energy Centre grid connection | Wales, United Kingdom | Legacy Green Energy Limited | 1,200 MW |
| 88 | Rampion Extension Offshore Wind Farm grid connection | England, United Kingdom | Rampion Extension Development Limited | 1,200 MW |
| 89 | The Beacon grid connection | England, United Kingdom | Beacon Solar Limited | 1,200 MW |
| 90 | Vicarage Drove BESS grid connection | England, United Kingdom | UK Transition Power Holdings Limited | 1,200 MW |
| 91 | Hartlepool grid connection | England, United Kingdom | EDF Energy Nuclear Generation Limited | 1,197 MW |
| 92 | Peterhead grid connection | Scotland, United Kingdom | SSE Thermal Generation (Scotland) Limited | 1,180 MW |
| 93 | Awel Y Mor grid connection | Wales, United Kingdom | Awel y Mor Offshore Wind Farm Limited | 1,100 MW |
| 94 | Saltend grid connection | England, United Kingdom | Saltend Cogeneration Company Limited | 1,100 MW |
| 95 | Five Estuaries Offshore Wind Farm grid connection | the United Kingdom | Five Estuaries Offshore Wind Farm Limited | 1,080 MW |
| 96 | Seagreen 1 Offshore Wind Farm grid connection | Scotland, United Kingdom | Seagreen Wind Energy Limited | 1,075 MW |
| 97 | Bradwell Energy Park grid connection | England, United Kingdom | Low Carbon Solar Park 28 Limited | 1,050 MW |
| 98 | Butlers Wood Green Energy Centre grid connection | England, United Kingdom | Butlers Wood NG Limited | 1,025 MW |
| 99 | Cilfynydd Green Energy Centre grid connection | Wales, United Kingdom | Cilfynydd NG Limited | 1,025 MW |
| 100 | Drakelow Green Energy Centre grid connection | England, United Kingdom | Drakelow NG Limited | 1,025 MW |