British Electricity Generation (Balancing Mechanism) Fuel Mix
MW per half hour for 21 Dec 2025
Data last updated : 15-Jun-26
Graph| SD | SP | Gas | Coal | Nuclear | Hydro | Pumped | Wind | OCGT | Oil | Other | Biomass | Imports | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-12-21 | 1 | 5,191 | 0 | 3,480 | 729 | -546 | 11,071 | 3 | 0 | 310 | 2,399 | 2,856 | 25,493 |
| 2025-12-21 | 2 | 5,436 | 0 | 3,479 | 727 | -420 | 10,481 | 3 | 0 | 623 | 2,413 | 2,886 | 25,628 |
| 2025-12-21 | 3 | 5,542 | 0 | 3,479 | 726 | -406 | 9,927 | 3 | 0 | 808 | 2,414 | 2,626 | 25,119 |
| 2025-12-21 | 4 | 5,524 | 0 | 3,480 | 727 | -384 | 9,681 | 3 | 0 | 564 | 2,415 | 2,638 | 24,648 |
| 2025-12-21 | 5 | 5,530 | 0 | 3,469 | 727 | -230 | 9,431 | 3 | 0 | 481 | 2,414 | 2,648 | 24,473 |
| 2025-12-21 | 6 | 5,538 | 0 | 3,475 | 726 | 74 | 9,041 | 3 | 0 | 249 | 2,410 | 2,670 | 24,186 |
| 2025-12-21 | 7 | 5,513 | 0 | 3,485 | 726 | -162 | 8,650 | 3 | 0 | 246 | 2,410 | 2,816 | 23,687 |
| 2025-12-21 | 8 | 5,531 | 0 | 3,484 | 726 | -440 | 8,398 | 3 | 0 | 291 | 2,411 | 2,824 | 23,228 |
| 2025-12-21 | 9 | 5,538 | 0 | 3,482 | 726 | -324 | 8,241 | 3 | 0 | 262 | 2,414 | 2,790 | 23,132 |
| 2025-12-21 | 10 | 5,548 | 0 | 3,476 | 726 | -546 | 8,003 | 3 | 0 | 323 | 2,413 | 2,714 | 22,660 |
| 2025-12-21 | 11 | 5,582 | 0 | 3,482 | 691 | -604 | 7,733 | 4 | 0 | 308 | 2,414 | 2,968 | 22,578 |
| 2025-12-21 | 12 | 5,441 | 0 | 3,480 | 684 | -556 | 7,522 | 4 | 0 | 262 | 2,414 | 2,892 | 22,143 |
| 2025-12-21 | 13 | 5,563 | 0 | 3,479 | 685 | -322 | 7,523 | 4 | 0 | 332 | 2,415 | 2,940 | 22,619 |
| 2025-12-21 | 14 | 6,232 | 0 | 3,481 | 685 | -340 | 7,639 | 4 | 0 | 342 | 2,464 | 2,860 | 23,367 |
| 2025-12-21 | 15 | 7,389 | 0 | 3,482 | 699 | -284 | 7,923 | 6 | 0 | 306 | 2,512 | 2,490 | 24,523 |
| 2025-12-21 | 16 | 8,027 | 0 | 3,484 | 713 | -282 | 8,213 | 10 | 0 | 344 | 2,625 | 2,522 | 25,656 |
| 2025-12-21 | 17 | 8,650 | 0 | 3,484 | 767 | -376 | 8,588 | 12 | 0 | 263 | 2,830 | 3,354 | 27,572 |
| 2025-12-21 | 18 | 10,025 | 0 | 3,484 | 773 | -386 | 8,735 | 9 | 0 | 309 | 3,032 | 3,218 | 29,199 |
| 2025-12-21 | 19 | 11,365 | 0 | 3,487 | 803 | -292 | 8,166 | 4 | 0 | 327 | 3,057 | 4,110 | 31,027 |
| 2025-12-21 | 20 | 11,794 | 0 | 3,489 | 834 | -168 | 8,109 | 4 | 0 | 389 | 3,060 | 4,146 | 31,657 |
| 2025-12-21 | 21 | 11,718 | 0 | 3,486 | 827 | -44 | 8,428 | 6 | 0 | 327 | 3,095 | 4,802 | 32,645 |
| 2025-12-21 | 22 | 12,171 | 0 | 3,480 | 826 | -10 | 8,413 | 4 | 0 | 296 | 3,090 | 4,864 | 33,134 |
| 2025-12-21 | 23 | 12,222 | 0 | 3,478 | 824 | -12 | 8,260 | 8 | 0 | 265 | 3,029 | 6,174 | 34,248 |
| 2025-12-21 | 24 | 12,252 | 0 | 3,480 | 827 | -10 | 8,231 | 5 | 0 | 242 | 2,926 | 6,208 | 34,161 |
| 2025-12-21 | 25 | 12,350 | 0 | 3,482 | 854 | -10 | 8,620 | 9 | 0 | 299 | 2,684 | 6,326 | 34,614 |
| 2025-12-21 | 26 | 12,606 | 0 | 3,479 | 869 | -10 | 8,569 | 7 | 0 | 277 | 2,443 | 6,322 | 34,562 |
| 2025-12-21 | 27 | 12,828 | 0 | 3,480 | 895 | -10 | 8,693 | 6 | 0 | 380 | 2,624 | 5,796 | 34,692 |
| 2025-12-21 | 28 | 12,614 | 0 | 3,481 | 880 | -10 | 8,742 | 6 | 0 | 327 | 2,811 | 5,758 | 34,609 |
| 2025-12-21 | 29 | 12,766 | 0 | 3,487 | 934 | 88 | 8,846 | 6 | 0 | 476 | 3,017 | 4,634 | 34,254 |
| 2025-12-21 | 30 | 12,492 | 0 | 3,481 | 917 | 0 | 9,369 | 7 | 0 | 374 | 3,048 | 4,602 | 34,290 |
| 2025-12-21 | 31 | 12,333 | 0 | 3,485 | 1,050 | 328 | 9,688 | 4 | 0 | 310 | 2,932 | 4,842 | 34,972 |
| 2025-12-21 | 32 | 12,572 | 0 | 3,489 | 1,050 | 338 | 9,717 | 4 | 0 | 585 | 2,942 | 4,860 | 35,557 |
| 2025-12-21 | 33 | 12,322 | 0 | 3,487 | 1,142 | 338 | 9,765 | 6 | 0 | 816 | 3,096 | 5,498 | 36,470 |
| 2025-12-21 | 34 | 12,008 | 0 | 3,482 | 1,086 | 486 | 10,003 | 5 | 0 | 1,491 | 3,092 | 5,556 | 37,209 |
| 2025-12-21 | 35 | 11,606 | 0 | 3,483 | 1,046 | 476 | 10,059 | 4 | 0 | 1,226 | 3,097 | 6,772 | 37,769 |
| 2025-12-21 | 36 | 11,666 | 0 | 3,484 | 1,079 | 406 | 9,902 | 9 | 0 | 1,002 | 3,056 | 6,826 | 37,430 |
| 2025-12-21 | 37 | 11,293 | 0 | 3,483 | 1,000 | 474 | 9,487 | 9 | 0 | 913 | 3,044 | 6,796 | 36,499 |
| 2025-12-21 | 38 | 10,932 | 0 | 3,488 | 1,113 | 188 | 9,472 | 5 | 0 | 542 | 3,099 | 6,792 | 35,631 |
| 2025-12-21 | 39 | 9,753 | 0 | 3,486 | 979 | 186 | 9,559 | 4 | 0 | 907 | 3,096 | 6,598 | 34,568 |
| 2025-12-21 | 40 | 8,531 | 0 | 3,490 | 978 | 186 | 10,084 | 4 | 0 | 858 | 3,102 | 6,600 | 33,833 |
| 2025-12-21 | 41 | 7,460 | 0 | 3,489 | 842 | 186 | 10,490 | 4 | 0 | 617 | 3,101 | 6,650 | 32,839 |
| 2025-12-21 | 42 | 6,900 | 0 | 3,483 | 836 | 326 | 10,387 | 4 | 0 | 480 | 3,090 | 6,674 | 32,180 |
| 2025-12-21 | 43 | 6,027 | 0 | 3,484 | 778 | 142 | 10,112 | 4 | 0 | 317 | 3,062 | 6,766 | 30,692 |
| 2025-12-21 | 44 | 5,110 | 0 | 3,485 | 807 | -8 | 10,119 | 4 | 0 | 291 | 2,897 | 6,764 | 29,469 |
| 2025-12-21 | 45 | 4,582 | 0 | 3,482 | 754 | -16 | 10,162 | 4 | 0 | 280 | 2,321 | 6,578 | 28,147 |
| 2025-12-21 | 46 | 3,818 | 0 | 3,488 | 744 | -20 | 10,452 | 4 | 0 | 205 | 1,778 | 6,536 | 27,005 |
| 2025-12-21 | 47 | 3,215 | 0 | 3,484 | 730 | -288 | 11,088 | 4 | 0 | 376 | 1,280 | 5,476 | 25,365 |
| 2025-12-21 | 48 | 2,697 | 0 | 3,489 | 671 | -328 | 12,064 | 4 | 0 | 220 | 1,157 | 5,484 | 25,458 |