British Electricity Generation (Balancing Mechanism) Fuel Mix
MW share per half hour for 21 May 2026
Data last updated : 15-Jun-26
Graph| SD | SP | Gas | Coal | Nuclear | Hydro | Pumped | Wind | OCGT | Oil | Other | Biomass | Imports | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-05-21 | 1 | 25.3% | 0.0% | 11.2% | 1.0% | 0.0% | 35.8% | 0.0% | 0.0% | 1.1% | 9.5% | 16.2% | 100.0% |
| 2026-05-21 | 2 | 24.5% | 0.0% | 11.4% | 1.0% | -0.1% | 35.1% | 0.0% | 0.0% | 0.7% | 9.7% | 17.7% | 100.0% |
| 2026-05-21 | 3 | 22.9% | 0.0% | 11.4% | 0.9% | -0.5% | 35.7% | 0.0% | 0.0% | 1.0% | 9.7% | 18.8% | 100.0% |
| 2026-05-21 | 4 | 22.4% | 0.0% | 11.3% | 0.9% | -0.6% | 36.3% | 0.0% | 0.0% | 0.9% | 9.6% | 19.1% | 100.0% |
| 2026-05-21 | 5 | 19.4% | 0.0% | 11.6% | 0.9% | -0.6% | 37.6% | 0.0% | 0.0% | 1.2% | 9.3% | 20.7% | 100.0% |
| 2026-05-21 | 6 | 20.4% | 0.0% | 11.8% | 0.9% | -0.6% | 36.5% | 0.0% | 0.0% | 0.8% | 9.1% | 21.1% | 100.0% |
| 2026-05-21 | 7 | 21.7% | 0.0% | 12.5% | 0.9% | -0.6% | 38.5% | 0.0% | 0.0% | 1.0% | 10.3% | 15.8% | 100.0% |
| 2026-05-21 | 8 | 20.2% | 0.0% | 12.7% | 0.9% | -0.6% | 39.9% | 0.0% | 0.0% | 1.0% | 10.0% | 16.0% | 100.0% |
| 2026-05-21 | 9 | 20.9% | 0.0% | 12.8% | 0.9% | -0.7% | 41.8% | 0.0% | 0.0% | 1.0% | 8.9% | 14.2% | 100.0% |
| 2026-05-21 | 10 | 21.2% | 0.0% | 12.9% | 0.9% | -0.6% | 41.0% | 0.0% | 0.0% | 1.3% | 8.9% | 14.3% | 100.0% |
| 2026-05-21 | 11 | 24.7% | 0.0% | 13.3% | 1.0% | -0.4% | 39.1% | 0.0% | 0.0% | 2.0% | 10.5% | 9.8% | 100.0% |
| 2026-05-21 | 12 | 27.7% | 0.0% | 13.0% | 1.0% | -0.7% | 36.9% | 0.0% | 0.0% | 1.5% | 11.0% | 9.5% | 100.0% |
| 2026-05-21 | 13 | 28.7% | 0.0% | 12.0% | 1.0% | 0.4% | 34.5% | 0.0% | 0.0% | 1.9% | 10.2% | 11.3% | 100.0% |
| 2026-05-21 | 14 | 27.5% | 0.0% | 11.1% | 1.0% | 1.3% | 34.1% | 0.0% | 0.0% | 4.7% | 9.4% | 10.8% | 100.0% |
| 2026-05-21 | 15 | 24.1% | 0.0% | 10.0% | 1.3% | 1.4% | 32.3% | 0.0% | 0.0% | 2.5% | 8.5% | 19.9% | 100.0% |
| 2026-05-21 | 16 | 25.0% | 0.0% | 9.8% | 1.3% | 0.5% | 31.3% | 0.0% | 0.0% | 4.5% | 8.3% | 19.3% | 100.0% |
| 2026-05-21 | 17 | 25.4% | 0.0% | 9.8% | 1.2% | 0.0% | 30.4% | 0.0% | 0.0% | 3.6% | 8.3% | 21.3% | 100.0% |
| 2026-05-21 | 18 | 24.8% | 0.0% | 9.9% | 1.3% | 0.1% | 30.6% | 0.0% | 0.0% | 3.7% | 8.4% | 21.2% | 100.0% |
| 2026-05-21 | 19 | 24.0% | 0.0% | 9.8% | 1.2% | 0.5% | 31.5% | 0.0% | 0.0% | 3.7% | 8.3% | 20.9% | 100.0% |
| 2026-05-21 | 20 | 23.1% | 0.0% | 10.0% | 1.2% | 0.3% | 33.5% | 0.0% | 0.0% | 2.0% | 8.4% | 21.5% | 100.0% |
| 2026-05-21 | 21 | 19.2% | 0.0% | 10.3% | 0.9% | 0.0% | 35.6% | 0.0% | 0.0% | 2.2% | 8.7% | 23.2% | 100.0% |
| 2026-05-21 | 22 | 15.2% | 0.0% | 10.6% | 0.9% | 0.0% | 37.6% | 0.0% | 0.0% | 2.7% | 8.9% | 24.2% | 100.0% |
| 2026-05-21 | 23 | 12.2% | 0.0% | 10.9% | 0.6% | -0.1% | 40.0% | 0.0% | 0.0% | 2.3% | 9.2% | 24.8% | 100.0% |
| 2026-05-21 | 24 | 10.0% | 0.0% | 11.3% | 0.6% | -0.6% | 41.2% | 0.0% | 0.0% | 2.5% | 9.3% | 25.9% | 100.0% |
| 2026-05-21 | 25 | 10.1% | 0.0% | 11.5% | 0.5% | -1.2% | 41.0% | 0.0% | 0.0% | 2.5% | 9.8% | 25.8% | 100.0% |
| 2026-05-21 | 26 | 10.1% | 0.0% | 11.7% | 0.5% | -2.4% | 42.1% | 0.0% | 0.0% | 2.7% | 9.2% | 26.2% | 100.0% |
| 2026-05-21 | 27 | 10.0% | 0.0% | 12.0% | 0.4% | -4.6% | 43.8% | 0.0% | 0.0% | 2.8% | 8.7% | 26.8% | 100.0% |
| 2026-05-21 | 28 | 10.2% | 0.0% | 12.1% | 0.5% | -4.9% | 44.3% | 0.0% | 0.0% | 2.8% | 7.8% | 27.2% | 100.0% |
| 2026-05-21 | 29 | 10.7% | 0.0% | 12.1% | 0.5% | -4.7% | 43.4% | 0.1% | 0.0% | 4.2% | 7.1% | 26.5% | 100.0% |
| 2026-05-21 | 30 | 12.8% | 0.0% | 12.3% | 0.5% | -4.8% | 41.7% | 0.0% | 0.0% | 3.3% | 7.5% | 26.8% | 100.0% |
| 2026-05-21 | 31 | 15.0% | 0.0% | 12.5% | 0.5% | -5.0% | 42.3% | 0.0% | 0.0% | 4.8% | 8.6% | 21.3% | 100.0% |
| 2026-05-21 | 32 | 15.0% | 0.0% | 12.0% | 0.5% | -2.0% | 40.5% | 0.0% | 0.0% | 4.2% | 9.4% | 20.4% | 100.0% |
| 2026-05-21 | 33 | 14.8% | 0.0% | 11.5% | 0.4% | -0.1% | 37.6% | 0.1% | 0.0% | 3.8% | 9.4% | 22.4% | 100.0% |
| 2026-05-21 | 34 | 18.9% | 0.0% | 11.0% | 0.5% | -0.1% | 35.5% | 0.2% | 0.0% | 3.4% | 9.2% | 21.4% | 100.0% |
| 2026-05-21 | 35 | 25.6% | 0.0% | 10.6% | 0.6% | 0.2% | 31.8% | 0.2% | 0.0% | 4.2% | 8.9% | 17.9% | 100.0% |
| 2026-05-21 | 36 | 33.0% | 0.0% | 10.1% | 0.7% | 0.7% | 26.9% | 0.1% | 0.0% | 3.4% | 8.4% | 16.8% | 100.0% |
| 2026-05-21 | 37 | 38.6% | 0.0% | 9.7% | 1.3% | 2.2% | 23.6% | 0.1% | 0.0% | 4.1% | 8.1% | 12.4% | 100.0% |
| 2026-05-21 | 38 | 40.2% | 0.0% | 9.4% | 1.8% | 2.3% | 20.7% | 0.0% | 0.0% | 5.2% | 7.9% | 12.4% | 100.0% |
| 2026-05-21 | 39 | 41.4% | 0.0% | 9.3% | 2.4% | 4.3% | 17.2% | 0.1% | 0.0% | 8.1% | 7.7% | 9.5% | 100.0% |
| 2026-05-21 | 40 | 41.9% | 0.0% | 9.3% | 2.4% | 4.1% | 14.8% | 0.3% | 0.0% | 9.7% | 7.8% | 9.7% | 100.0% |
| 2026-05-21 | 41 | 42.3% | 0.0% | 9.3% | 2.4% | 4.2% | 13.3% | 0.5% | 0.0% | 8.2% | 7.8% | 12.0% | 100.0% |
| 2026-05-21 | 42 | 43.4% | 0.0% | 9.4% | 2.5% | 4.3% | 13.1% | 0.5% | 0.0% | 6.2% | 7.9% | 12.7% | 100.0% |
| 2026-05-21 | 43 | 42.4% | 0.0% | 9.2% | 2.4% | 3.0% | 12.8% | 0.4% | 0.0% | 3.0% | 7.7% | 19.1% | 100.0% |
| 2026-05-21 | 44 | 42.4% | 0.0% | 9.4% | 1.9% | 3.6% | 13.0% | 0.1% | 0.0% | 2.4% | 7.8% | 19.4% | 100.0% |
| 2026-05-21 | 45 | 43.8% | 0.0% | 9.7% | 1.8% | 3.2% | 13.3% | 0.2% | 0.0% | 2.4% | 8.2% | 17.4% | 100.0% |
| 2026-05-21 | 46 | 42.9% | 0.0% | 10.1% | 1.9% | 1.5% | 14.6% | 0.1% | 0.0% | 1.8% | 8.4% | 18.6% | 100.0% |
| 2026-05-21 | 47 | 43.0% | 0.0% | 10.9% | 1.8% | 1.6% | 15.8% | 0.0% | 0.0% | 1.9% | 9.1% | 16.0% | 100.0% |
| 2026-05-21 | 48 | 41.3% | 0.0% | 11.2% | 1.5% | 0.5% | 18.4% | 0.0% | 0.0% | 1.1% | 9.5% | 16.5% | 100.0% |