| 1 | 147 ha site near Toothill BSP substation, Swindon | Toothill BSP | 147 ha | 0.19 km | 42.6 MVA | 0 MW | 97 |
| 2 | 109 ha site near Galileo Primary substation, Swindon | Galileo Primary | 109 ha | 0.47 km | 30.4 MVA | 0 MW | 83 |
| 3 | 30 ha site near Toothill BSP substation, Swindon | Toothill BSP | 30 ha | 0.07 km | 42.6 MVA | 0 MW | 76 |
| 4 | 31 ha site near Swindon BSP substation, Swindon (INSPIRE polygon 55108474) | Swindon BSP | 31 ha | 0.26 km | 39.4 MVA | 0 MW | 73 |
| 5 | 31 ha site near Swindon BSP substation, Swindon (INSPIRE polygon 55105376) | Swindon BSP | 31 ha | 0.3 km | 39.4 MVA | 0 MW | 73 |
| 6 | 342 ha site near Galileo Primary substation, Swindon | Galileo Primary | 342 ha | 1.36 km | 30.4 MVA | 0 MW | 70 |
| 7 | 179 ha site near Chisledon Primary substation, Swindon | Chisledon Primary | 179 ha | 0.04 km | 10.4 MVA | 0 MW | 70 |
| 8 | 94 ha site near Dorcan South Primary substation, Swindon | Dorcan South Primary | 94 ha | 0.02 km | 11.9 MVA | 0 MW | 68 |
| 9 | 49 ha site near Stratton (Main) BSP substation, Swindon | Stratton (Main) BSP | 49 ha | 1 km | 58 MVA | 0 MW | 68 |
| 10 | 89 ha site near Wroughton Primary substation, Swindon | Wroughton Primary | 89 ha | 0.06 km | 11.1 MVA | 0 MW | 65 |
| 11 | 98 ha site near Chisledon Primary substation, Swindon | Chisledon Primary | 98 ha | 0.35 km | 10.4 MVA | 0 MW | 63 |
| 12 | 128 ha site near Stanton Fitzwarren Primary substation, Swindon | Stanton Fitzwarren Primary | 128 ha | 0.22 km | 1.85 MVA | 0 MW | 59 |
| 13 | 36 ha site near Swindon Primary substation, Swindon | Swindon Primary | 36 ha | 0.36 km | 25.2 MVA | 0 MW | 59 |
| 14 | 115 ha site near Chisledon Primary substation, Swindon | Chisledon Primary | 115 ha | 0.83 km | 10.4 MVA | 0 MW | 58 |
| 15 | 93 ha site near Stanton Fitzwarren Primary substation, Swindon | Stanton Fitzwarren Primary | 93 ha | 0.06 km | 1.85 MVA | 0 MW | 57 |
| 16 | 199 ha site near Stanton Fitzwarren Primary substation, Swindon | Stanton Fitzwarren Primary | 199 ha | 0.47 km | 1.85 MVA | 0 MW | 55 |
| 17 | 128 ha site near Chisledon Primary substation, Swindon | Chisledon Primary | 128 ha | 1.01 km | 10.4 MVA | 0 MW | 55 |
| 18 | 383 ha site near Chisledon Primary substation, Swindon | Chisledon Primary | 383 ha | 1.19 km | 10.4 MVA | 0 MW | 53 |
| 19 | 127 ha site near Chisledon Primary substation, Swindon | Chisledon Primary | 127 ha | 1.24 km | 10.4 MVA | 0 MW | 52 |
| 20 | 105 ha site near Stanton Fitzwarren Primary substation, Swindon | Stanton Fitzwarren Primary | 105 ha | 0.78 km | 1.85 MVA | 0 MW | 50 |
| 21 | 86 ha site near Quarry Road Primary substation, Swindon | Quarry Road Primary | 86 ha | 0.79 km | 7.6 MVA | 0 MW | 50 |
| 22 | 63 ha site near Park North Primary substation, Swindon | Park North Primary | 63 ha | 0.48 km | 8.25 MVA | 0 MW | 49 |
| 23 | 38 ha site near Drakes Way Primary substation, Swindon | Drakes Way Primary | 38 ha | 0.13 km | 11 MVA | 0 MW | 49 |
| 24 | 239 ha site near Wroughton Primary substation, Swindon | Wroughton Primary | 239 ha | 1.56 km | 11.1 MVA | 0 MW | 48 |
| 25 | 151 ha site near Chisledon Primary substation, Swindon | Chisledon Primary | 151 ha | 1.51 km | 10.4 MVA | 0 MW | 48 |
| 26 | 68 ha site near Wroughton Primary substation, Swindon | Wroughton Primary | 68 ha | 0.77 km | 11.1 MVA | 0 MW | 48 |
| 27 | 135 ha site near Dorcan South Primary substation, Swindon | Dorcan South Primary | 135 ha | 1.64 km | 11.9 MVA | 0 MW | 47 |
| 28 | 84 ha site near Dorcan South Primary substation, Swindon | Dorcan South Primary | 84 ha | 1.29 km | 11.9 MVA | 0 MW | 46 |
| 29 | 79 ha site near Chisledon Primary substation, Swindon | Chisledon Primary | 79 ha | 1.12 km | 10.4 MVA | 0 MW | 46 |
| 30 | 137 ha site near Stanton Fitzwarren Primary substation, Swindon | Stanton Fitzwarren Primary | 137 ha | 1.1 km | 1.85 MVA | 0 MW | 45 |
| 31 | 119 ha site near Chisledon Primary substation, Swindon | Chisledon Primary | 119 ha | 1.69 km | 10.4 MVA | 0 MW | 45 |
| 32 | 130 ha site near Stanton Fitzwarren Primary substation, Swindon | Stanton Fitzwarren Primary | 130 ha | 1.29 km | 1.85 MVA | 0 MW | 43 |
| 33 | 60 ha site near Wroughton Primary substation, Swindon | Wroughton Primary | 60 ha | 0.98 km | 11.1 MVA | 0 MW | 43 |
| 34 | 37 ha site near Drakes Way Primary substation, Swindon | Drakes Way Primary | 37 ha | 0.53 km | 11 MVA | 0 MW | 43 |
| 35 | 74 ha site near Stratton Primary substation, Swindon | Stratton Primary | 74 ha | 0.66 km | 1.42 MVA | 0 MW | 42 |
| 36 | 34 ha site near Quarry Road Primary substation, Swindon | Quarry Road Primary | 34 ha | 0.34 km | 7.6 MVA | 0 MW | 41 |
| 37 | 42 ha site near Chisledon Primary substation, Swindon | Chisledon Primary | 42 ha | 0.76 km | 10.4 MVA | 0 MW | 40 |
| 38 | 32 ha site near Wroughton Primary substation, Swindon | Wroughton Primary | 32 ha | 0.61 km | 11.1 MVA | 0 MW | 40 |
| 39 | 61 ha site near Dorcan South Primary substation, Swindon | Dorcan South Primary | 61 ha | 1.4 km | 11.9 MVA | 0 MW | 38 |
| 40 | 30 ha site near Wroughton Primary substation, Swindon | Wroughton Primary | 30 ha | 0.83 km | 11.1 MVA | 0 MW | 36 |
| 41 | 38 ha site near Stratton Primary substation, Swindon | Stratton Primary | 38 ha | 0.5 km | 1.42 MVA | 0 MW | 34 |
| 42 | 60 ha site near Stanton Fitzwarren Primary substation, Swindon | Stanton Fitzwarren Primary | 60 ha | 1.07 km | 1.85 MVA | 0 MW | 32 |
| 43 | 35 ha site near Dorcan South Primary substation, Swindon | Dorcan South Primary | 35 ha | 1.36 km | 11.9 MVA | 0 MW | 31 |
| 44 | 89 ha site near Shrivenham Primary substation, Swindon | Shrivenham Primary | 89 ha | 1.89 km | 1.85 MVA | 0 MW | 29 |
| 45 | 42 ha site near Dorcan South Primary substation, Swindon | Dorcan South Primary | 42 ha | 1.63 km | 11.9 MVA | 0 MW | 29 |
| 46 | 86 ha site near Shrivenham Primary substation, Swindon | Shrivenham Primary | 86 ha | 1.89 km | 1.85 MVA | 0 MW | 28 |
| 47 | 27 ha site near Chisledon Primary substation, Swindon | Chisledon Primary | 27 ha | 1.52 km | 10.4 MVA | 0 MW | 24 |
| 48 | 67 ha site near Shrivenham Primary substation, Swindon | Shrivenham Primary | 67 ha | 1.85 km | 1.85 MVA | 0 MW | 23 |
| 49 | 64 ha site near Stanton Fitzwarren Primary substation, Swindon | Stanton Fitzwarren Primary | 64 ha | 1.87 km | 1.85 MVA | 0 MW | 22 |
| 50 | 29 ha site near Chisledon Primary substation, Swindon | Chisledon Primary | 29 ha | 1.73 km | 10.4 MVA | 0 MW | 22 |
| 51 | 53 ha site near Stanton Fitzwarren Primary substation, Swindon | Stanton Fitzwarren Primary | 53 ha | 1.78 km | 1.85 MVA | 0 MW | 19 |
| 52 | 47 ha site near Stanton Fitzwarren Primary substation, Swindon | Stanton Fitzwarren Primary | 47 ha | 1.72 km | 1.85 MVA | 0 MW | 19 |
| 53 | 42 ha site near Stanton Fitzwarren Primary substation, Swindon | Stanton Fitzwarren Primary | 42 ha | 1.64 km | 1.85 MVA | 0 MW | 18 |
| 54 | 28 ha site near Stanton Fitzwarren Primary substation, Swindon | Stanton Fitzwarren Primary | 28 ha | 1.51 km | 1.85 MVA | 0 MW | 16 |