| Branston solar park | 40 MW | — |
| Bubney solar farm | 40 MW | — |
| Cowdown Lane solar farm | 40 MW | — |
| Loch Fergus Farm solar farm | 40 MW | — |
| South Farm Solar Park | 40 MW | — |
| Staughton Airfield solar farm | 40 MW | — |
| Strensham solar farm | 40 MW | — |
| Walpole Bank solar farm | 40 MW | — |
| Millennium wind farm (United Kingdom) | 40 MW | — |
| Clachan hydroelectric plant | 40 MW | SSE |
| Tummel hydroelectric plant | 40 MW | SSE |
| Cheshire power station | 40 MW | RWE Generation UK |
| Swansea power station | 40 MW | Green Frog Power |
| Goosehall solar farm | 39.5 MW | — |
| Tom Nan Clach wind farm | 39 MW | — |
| Pollnalaght wind farm | 38.4 MW | — |
| Great Wilbraham solar farm | 38.1 MW | — |
| Elean power station | 38 MW | European Development |
| Severnside Energy-from-Waste power station | 38 MW | West London Energy Recovery |
| Sleaford Renewable Energy power station | 38 MW | Greencoat Capital |
| Lindsey refinery power station | 38 MW | RWE Generation UK |
| Ockendon Landfill solar farm | 38 MW | — |
| Raventhorpe solar farm | 38 MW | — |
| Achany wind farm | 38 MW | — |
| Longpark wind farm | 38 MW | — |
| Deanie hydroelectric plant | 38 MW | SSE |
| Lindsey refinery power station | 38 MW | RWE Generation UK |
| Twentyshilling Hill wind farm | 37.8 MW | — |
| Brenig wind farm | 37.6 MW | — |
| Brockaghboy wind farm | 37.5 MW | — |
| Earlsburn wind farm | 37.5 MW | — |
| Lakeside Energy from Waste power station | 37 MW | Viridor |
| Bournemouth Airport solar farm | 37 MW | — |
| Kencot Hill (Foresight Solar Fund) solar farm | 37 MW | — |
| Clashindarroch (Vattenfall) wind farm | 37 MW | — |
| Glenmoriston hydroelectric plant | 37 MW | SSE |
| Drumderg wind farm | 36.8 MW | — |
| Ewe Hill wind farm | 36.8 MW | — |
| Minsca wind farm | 36.8 MW | — |
| Novar wind farm | 36.8 MW | — |
| Bilbo solar farm | 36.6 MW | — |
| Chapel Lane Parley solar farm | 36 MW | — |
| Ducklington solar farm | 36 MW | — |
| Andershaw wind farm | 36 MW | — |
| Auchrobert wind farm | 36 MW | — |
| Camster wind farm | 36 MW | — |
| Green Rigg wind farm | 36 MW | — |
| Mill Rig wind farm | 36 MW | — |
| Wilton International power station | 35.2 MW | Sembcorp Industries |
| Kelvin Energy Recovery Facility power station | 35 MW | Verus Energy |
| Southeast London CHP power station | 35 MW | Veolia Environnement |
| Clifton Farm Solar Park | 35 MW | — |
| Periwinkle Hall solar farm | 35 MW | — |
| Airies Farm wind farm | 35 MW | — |
| Blary Hill wind farm | 35 MW | — |
| Goole Fields wind farm | 34.9 MW | — |
| Eastfields Farm Deppers Bridge solar farm | 34.8 MW | — |
| Port solar farm | 34.8 MW | — |
| York solar farm | 34.7 MW | — |
| Mynydd Y Betws wind farm | 34.5 MW | — |
| Tievenameenta wind farm | 34.5 MW | — |
| Avonmouth ERF power station | 34 MW | Viridor |
| Wymeswold Airfield solar farm | 34 MW | — |
| Garreg Lwyd wind farm | 34 MW | — |
| Halsary wind farm | 34 MW | — |
| Cruach Mhor wind farm | 33.3 MW | — |
| Minster Abbey Bedlam Court Lane solar farm | 33 MW | — |
| Sixpenny Wood wind farm | 33 MW | — |
| Tongland hydroelectric plant | 33 MW | — |
| Goole Fields wind farm | 32.8 MW | — |
| Mynydd Y Gwair wind farm | 32.8 MW | — |
| Ermine Street Farm Solar Park | 32.5 MW | — |
| Sanquhar Community wind farm | 32.4 MW | — |
| Calliachar wind farm | 32.2 MW | — |
| Crighshane wind farm | 32.2 MW | — |
| Drax power station | 32 MW | Drax Group |
| Drax power station | 32 MW | Drax Group |
| Drax power station | 32 MW | Drax Group |
| Ratcliffe power station | 32 MW | Uniper |
| Aurora solar farm (United Kingdom) | 32 MW | — |
| Eastgate House Farm Seamer solar farm | 32 MW | — |
| Gammaton Moor solar farm | 32 MW | — |
| Glebe solar farm | 32 MW | — |
| Scottow Moor RAF Coltishall solar farm | 32 MW | — |
| Ffynnon Oer wind farm | 32 MW | — |
| Dolgarrog hydroelectric plant | 32 MW | RWE |
| Drax power station | 32 MW | Drax Group |
| Ratcliffe power station | 32 MW | Uniper |
| Black Peak solar farm | 31.8 MW | — |
| Broxted solar farm | 31.6 MW | — |
| Munceys solar farm | 31.6 MW | — |
| Fenton Home solar farm | 31.3 MW | — |
| Bowbeat wind farm | 31.2 MW | — |
| Inkersall Road solar farm | 31 MW | — |
| Beck Burn wind farm | 31 MW | — |
| Llandinam wind farm | 31 MW | — |
| Tormywheel wind farm | 30.8 MW | — |
| Blackburn Meadows power station | 30 MW | E.ON UK |
| Cardiff ERF power station | 30 MW | Viridor |
| Dubar Waste-to-Energy power station | 30 MW | Viridor |
| Tyseley power station | 30 MW | Veolia UK |
| Keadby power station | 30 MW | SSE Thermal |
| Kilroot power station | 30 MW | EP UK Investments |
| Kilroot power station | 30 MW | EP UK Investments |
| Port Of Liverpool power station | 30 MW | E.ON |
| Port Talbot Steelworks power station | 30 MW | Tata Steel |
| Attleborough Solar Park | 30 MW | — |
| Bishampton solar farm | 30 MW | — |
| Cole End solar farm | 30 MW | — |
| Colton Photovoltaic solar farm | 30 MW | — |
| Copley solar farm | 30 MW | — |
| Littleton solar farm | 30 MW | — |
| Rose And Crown solar farm | 30 MW | — |
| Troughton solar farm | 30 MW | — |
| Curraghamulkin wind farm | 30 MW | — |
| Dalswinton wind farm | 30 MW | — |
| Hywind Scotland Pilot Park Demonstrator wind farm | 30 MW | — |
| Lissett Airfield wind farm | 30 MW | — |
| Roughside Hill wind farm | 30 MW | — |
| Slieve Divena wind farm | 30 MW | — |
| Solwaybank wind farm | 30 MW | — |
| West Browncastle wind farm | 30 MW | — |
| Kinlochleven hydroelectric plant | 30 MW | Equitix Holdings |
| Maentwrog hydroelectric plant | 30 MW | Nuclear Decommissioning Authority (United Kingdom) |
| Keadby power station | 30 MW | SSE Thermal |
| Kilroot power station | 30 MW | EP UK Investments |
| Kilroot power station | 30 MW | EP UK Investments |
| Port Of Liverpool power station | 30 MW | E.ON |
| Port Talbot Steelworks power station | 30 MW | Tata Steel |
| Dunfermline North Solar Photovoltaic Array | 29.9 MW | — |
| Exning Solar | 29.9 MW | — |
| Coire Na Cloiche wind farm | 29.9 MW | — |
| Dungavel Hill wind farm | 29.9 MW | — |
| Quixwood Moor wind farm | 29.9 MW | — |
| Stroupster wind farm | 29.9 MW | — |
| Beinn Tharsuinn wind farm | 29.8 MW | — |
| Hare Hill wind farm | 29.8 MW | — |
| Beinn An Tuirc wind farm | 29.7 MW | — |
| Fraisthorpe wind farm | 29.7 MW | — |
| North Angle solar farm | 29.4 MW | — |
| Bluefield Elms Farm Solar | 29 MW | — |
| Newbold Pacey solar farm | 28.7 MW | — |
| Penmanshiel wind farm | 28.7 MW | — |
| Twin Rivers wind farm | 28.7 MW | — |
| Black Hill wind farm | 28.6 MW | — |
| Drone Hill wind farm | 28.6 MW | — |
| Bracon Ash solar farm | 28.5 MW | — |
| Hillhouse solar farm | 28.5 MW | — |
| Stokeford Farm solar farm | 28.5 MW | — |
| Port Clarence power station | 28 MW | Port Clarence Energy |
| Hooton power station | 28 MW | CG Realisations 2023 |
| Bracks Solar Park | 28 MW | — |
| Calder Water Community wind farm | 28 MW | — |
| Kelburn wind farm | 28 MW | — |
| Cramlington CHP power station | 27.7 MW | Foresight Environmental Infrastructure |
| Glenconway wind farm | 27.6 MW | — |
| Hill Of Glaschyle wind farm | 27.6 MW | — |
| Long Mountain II wind farm | 27.6 MW | — |
| Slieve Kirk wind farm | 27.6 MW | — |
| Toddleburn wind farm | 27.6 MW | — |
| Glenchamber wind farm | 27.5 MW | — |
| West Benhar wind farm | 27.2 MW | — |
| Laceby solar farm | 27.1 MW | — |
| Kent Renewable Energy power station | 27 MW | Burmeister & Wain Scandinavian Contractor |
| Allerton power station | 27 MW | Equitix Holdings |
| Lynt solar farm | 27 MW | — |
| Walkers Wood Solar Park | 27 MW | — |
| Green Knowes wind farm | 27 MW | — |
| Bad A Cheo wind farm | 26.7 MW | — |
| Bicker Fen wind farm | 26.7 MW | — |
| Beddington power station | 26 MW | Viridor |
| Caledonian Paper Mill power station | 26 MW | UPM |
| London Road solar farm | 26 MW | — |
| Northfield House solar farm | 26 MW | — |
| South Creake solar farm | 26 MW | — |
| Syston Road solar farm | 26 MW | — |
| Altahullion wind farm | 26 MW | — |
| Burnfoot Hill wind farm | 26 MW | — |
| Burnhead Moss wind farm | 26 MW | — |
| Glens Of Foudland wind farm | 26 MW | — |
| Hagshaw Hill wind farm | 26 MW | — |
| Lynemouth wind farm | 26 MW | — |
| Maesgwyn wind farm | 26 MW | — |
| Wadlow wind farm | 26 MW | — |
| Wryde Croft wind farm | 26 MW | — |
| Former Maghaberry Airfield solar farm | 25.7 MW | — |
| Hull solar farm | 25.7 MW | — |
| Dunbar power station | 25.6 MW | Viridor |
| Whiteside Hill wind farm | 25.3 MW | — |
| Hillside solar farm | 25.2 MW | — |
| Ridham Dock power station | 25 MW | MVV Environment |
| Sullom Voe Terminal power station | 25 MW | BP |
| Sullom Voe Terminal power station | 25 MW | BP |
| Sullom Voe Terminal power station | 25 MW | BP |
| Sullom Voe Terminal power station | 25 MW | BP |
| Bann Road solar farm | 25 MW | — |
| Drayton Manor solar farm | 25 MW | — |
| Maldon Wycke solar farm | 25 MW | — |
| Three Maids Hill solar farm | 25 MW | — |
| Tolldish Hall Farm Parrotts Grove Solar Photovoltaic Panels solar project | 25 MW | — |
| Twitch Hill Cheswell Grange Farm solar farm | 25 MW | — |
| White Cross Lane solar farm | 25 MW | — |
| Assel Valley wind farm | 25 MW | — |
| Castlecraig wind farm | 25 MW | — |
| Easter Tulloch wind farm | 25 MW | — |
| Gruig wind farm | 25 MW | — |
| Little Raith Farm wind farm | 25 MW | — |
| Minnygap wind farm | 25 MW | — |
| Pant Y Wal wind farm | 25 MW | — |
| Sullom Voe Terminal power station | 25 MW | BP |
| Sullom Voe Terminal power station | 25 MW | BP |
| Sullom Voe Terminal power station | 25 MW | BP |
| Sullom Voe Terminal power station | 25 MW | BP |
| Green End Solar | 24.8 MW | — |
| Abbots Ripton solar farm | 24.7 MW | — |
| Rosehall Hill Forest wind farm | 24.7 MW | — |
| Hall Farm Routh wind farm | 24.6 MW | — |
| Tirgwynt wind farm | 24.6 MW | — |
| Aston Clinton Solar Park | 24.2 MW | — |
| Ardley power station | 24 MW | Viridor |
| Bury Lane Fruit Farm Solar | 24 MW | — |
| Pentlow Hill solar farm | 24 MW | — |
| Stowbridge solar farm | 24 MW | — |
| Tiers Cross solar farm | 24 MW | — |
| Ardrossan wind farm | 24 MW | — |
| Greengairs East wind farm | 24 MW | — |
| Hyndburn wind farm | 24 MW | — |
| Inverclyde wind farm | 24 MW | — |
| Llynfi Renewable Energy Park wind farm | 24 MW | — |
| Maerdy wind farm | 24 MW | — |
| Red Tile wind farm | 24 MW | — |
| Rusholme wind farm | 24 MW | — |
| West Durham wind farm | 24 MW | — |
| Luichart hydroelectric plant | 24 MW | SSE |
| Beinneun wind farm | 23.8 MW | — |
| Crook Hill (Rochdale MBC) wind farm | 23.8 MW | — |
| Craiggore wind farm | 23.5 MW | — |
| Staffordshire power station | 23 MW | Veolia UK |
| Macclesfield Zenca power station | 23 MW | AstraZeneca |
| Cirencester solar farm | 23 MW | — |
| Hamer Warren solar farm | 23 MW | — |
| Pepperhill solar farm | 23 MW | — |
| Ben Aketil wind farm | 23 MW | — |
| Blaengwen wind farm | 23 MW | — |
| Ovenden Moor wind farm | 23 MW | — |
| Macclesfield Zenca power station | 23 MW | AstraZeneca |
| Callagheen wind farm | 22.8 MW | — |
| Manor Farm (Lincolnshire) solar farm | 22.6 MW | — |
| Devonport power station | 22.5 MW | MVV Environment |
| Caledon Green power station | 22.5 MW | Forsa Energy Gas Holdings |