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SDSettlement Date | SPSettlement Period - there are 48 half hour settlement periods in a normal day | GasCombined Cycle Gas Turbines | Coal | Nuclear | HydroNon pumped storage hydro | Net Pumped Net Pumped Storage Hydro. N.B. This may be generating (positive) or consuming (negative) electricity within any time period. | Wind | OCGTOpen Cycle Gas Turbines | Oil | OtherOther | BiomassEssentially Dedicated biomass | ImportsImports | Net SupplySum of all generators whether positive (generating or importing electricity to GB) or negative (using or exporting electricity from GB) |
| 2025-12-31 | 1 | 5,897 | 0 | 4,076 | 361 | -8 | 7,800 | 0 | 0 | 509 | 3,105 | 6,490 | 28,230 |
| 2025-12-31 | 2 | 6,080 | 0 | 4,076 | 358 | -8 | 8,314 | 1 | 0 | 344 | 3,076 | 6,574 | 28,815 |
| 2025-12-31 | 3 | 5,507 | 0 | 4,073 | 352 | -8 | 8,937 | 1 | 0 | 163 | 3,075 | 6,668 | 28,768 |
| 2025-12-31 | 4 | 4,865 | 0 | 4,076 | 347 | -58 | 8,915 | 0 | 0 | 310 | 3,103 | 6,644 | 28,202 |
| 2025-12-31 | 5 | 4,885 | 0 | 4,075 | 327 | -436 | 9,280 | 1 | 0 | 257 | 3,092 | 6,188 | 27,669 |
| 2025-12-31 | 6 | 4,637 | 0 | 4,076 | 320 | -594 | 9,645 | 0 | 0 | 215 | 3,105 | 6,158 | 27,562 |
| 2025-12-31 | 7 | 4,582 | 0 | 4,081 | 305 | -744 | 9,953 | 1 | 0 | 213 | 3,106 | 5,354 | 26,851 |
| 2025-12-31 | 8 | 4,372 | 0 | 4,077 | 302 | -806 | 10,149 | 1 | 0 | 177 | 2,998 | 5,282 | 26,552 |
| 2025-12-31 | 9 | 4,486 | 0 | 4,077 | 300 | -888 | 10,431 | 0 | 0 | 216 | 2,740 | 4,276 | 25,638 |
| 2025-12-31 | 10 | 4,484 | 0 | 4,075 | 298 | -878 | 10,319 | 0 | 0 | 309 | 2,527 | 4,074 | 25,208 |
| 2025-12-31 | 11 | 4,922 | 0 | 4,077 | 312 | -878 | 10,471 | 0 | 0 | 362 | 3,069 | 2,606 | 24,941 |
| 2025-12-31 | 12 | 5,208 | 0 | 4,084 | 313 | -824 | 10,439 | 0 | 0 | 436 | 3,063 | 2,676 | 25,395 |
| 2025-12-31 | 13 | 5,769 | 0 | 4,078 | 331 | -314 | 10,236 | 0 | 0 | 375 | 2,886 | 3,334 | 26,695 |
| 2025-12-31 | 14 | 6,441 | 0 | 4,084 | 339 | -318 | 10,191 | 0 | 0 | 671 | 3,104 | 3,290 | 27,802 |
| 2025-12-31 | 15 | 7,298 | 0 | 4,081 | 434 | -316 | 10,125 | 0 | 0 | 253 | 3,105 | 3,768 | 28,748 |
| 2025-12-31 | 16 | 7,944 | 0 | 4,077 | 437 | -316 | 10,093 | 0 | 0 | 426 | 3,104 | 3,750 | 29,515 |
| 2025-12-31 | 17 | 8,615 | 0 | 4,074 | 463 | -314 | 10,197 | 0 | 0 | 533 | 3,076 | 4,684 | 31,328 |
| 2025-12-31 | 18 | 9,249 | 0 | 4,076 | 499 | -322 | 10,467 | 5 | 0 | 932 | 3,068 | 4,726 | 32,700 |
| 2025-12-31 | 19 | 8,905 | 0 | 4,082 | 513 | -324 | 10,895 | 1 | 0 | 579 | 3,068 | 6,326 | 34,045 |
| 2025-12-31 | 20 | 8,750 | 0 | 4,084 | 517 | -80 | 10,778 | 4 | 0 | 620 | 3,066 | 6,410 | 34,149 |
| 2025-12-31 | 21 | 8,782 | 0 | 4,080 | 456 | -10 | 10,408 | 5 | 0 | 600 | 3,036 | 6,428 | 33,785 |
| 2025-12-31 | 22 | 8,683 | 0 | 4,084 | 425 | -40 | 10,248 | 1 | 0 | 761 | 3,014 | 6,420 | 33,596 |
| 2025-12-31 | 23 | 8,211 | 0 | 4,090 | 407 | -286 | 10,421 | 0 | 0 | 620 | 3,015 | 6,060 | 32,538 |
| 2025-12-31 | 24 | 7,762 | 0 | 4,087 | 403 | -318 | 10,944 | 0 | 0 | 587 | 3,012 | 6,048 | 32,525 |
| 2025-12-31 | 25 | 7,586 | 0 | 4,084 | 385 | -314 | 11,298 | 0 | 0 | 467 | 3,014 | 6,212 | 32,732 |
| 2025-12-31 | 26 | 7,721 | 0 | 4,086 | 383 | -316 | 11,465 | 0 | 0 | 413 | 3,013 | 6,204 | 32,969 |
| 2025-12-31 | 27 | 7,695 | 0 | 4,085 | 365 | -314 | 11,737 | 0 | 0 | 519 | 2,998 | 5,756 | 32,841 |
| 2025-12-31 | 28 | 7,927 | 0 | 4,080 | 365 | -314 | 11,483 | 0 | 0 | 385 | 3,050 | 5,714 | 32,690 |
| 2025-12-31 | 29 | 9,159 | 0 | 4,082 | 370 | -316 | 11,693 | 0 | 0 | 489 | 3,071 | 4,374 | 32,922 |
| 2025-12-31 | 30 | 9,543 | 0 | 4,086 | 390 | -316 | 12,185 | 0 | 0 | 793 | 3,062 | 4,280 | 34,023 |
| 2025-12-31 | 31 | 9,644 | 0 | 4,086 | 479 | 538 | 12,644 | 0 | 0 | 1,793 | 3,062 | 2,652 | 34,898 |
| 2025-12-31 | 32 | 10,119 | 0 | 4,079 | 502 | 708 | 12,771 | 5 | 0 | 1,922 | 3,066 | 2,544 | 35,716 |
| 2025-12-31 | 33 | 11,819 | 0 | 4,082 | 538 | 736 | 13,236 | 33 | 0 | 2,334 | 3,066 | 1,488 | 37,332 |
| 2025-12-31 | 34 | 13,158 | 0 | 4,084 | 559 | 666 | 13,755 | 95 | 0 | 2,012 | 3,065 | 1,454 | 38,848 |
| 2025-12-31 | 35 | 13,471 | 0 | 4,080 | 584 | 556 | 14,209 | 20 | 0 | 1,093 | 3,078 | 1,856 | 38,947 |
| 2025-12-31 | 36 | 13,354 | 0 | 4,083 | 593 | 700 | 14,441 | 5 | 0 | 805 | 3,083 | 1,832 | 38,896 |
| 2025-12-31 | 37 | 13,381 | 0 | 4,088 | 591 | 226 | 14,466 | 6 | 0 | 724 | 3,075 | 1,786 | 38,343 |
| 2025-12-31 | 38 | 12,801 | 0 | 4,088 | 566 | -310 | 14,459 | 6 | 0 | 633 | 3,067 | 1,784 | 37,094 |
| 2025-12-31 | 39 | 10,748 | 0 | 4,083 | 497 | -282 | 14,393 | 7 | 0 | 682 | 3,067 | 2,548 | 35,743 |
| 2025-12-31 | 40 | 9,436 | 0 | 4,089 | 491 | -314 | 14,255 | 6 | 0 | 521 | 3,067 | 2,770 | 34,321 |
| 2025-12-31 | 41 | 7,913 | 0 | 4,084 | 458 | -312 | 13,847 | 3 | 0 | 429 | 2,916 | 4,050 | 33,388 |
| 2025-12-31 | 42 | 7,297 | 0 | 4,088 | 444 | -240 | 13,683 | 2 | 0 | 391 | 2,409 | 4,172 | 32,246 |
| 2025-12-31 | 43 | 7,155 | 0 | 4,083 | 376 | -130 | 13,572 | 2 | 0 | 844 | 1,913 | 2,678 | 30,493 |
| 2025-12-31 | 44 | 6,346 | 0 | 4,093 | 377 | -156 | 13,585 | 2 | 0 | 709 | 1,712 | 2,742 | 29,410 |
| 2025-12-31 | 45 | 6,656 | 0 | 4,094 | 354 | -158 | 13,763 | 2 | 0 | 378 | 1,718 | 1,566 | 28,373 |
| 2025-12-31 | 46 | 6,594 | 0 | 4,098 | 354 | -440 | 13,789 | 3 | 0 | 298 | 1,723 | 1,378 | 27,797 |
| 2025-12-31 | 47 | 6,995 | 0 | 4,094 | 378 | -456 | 13,792 | 1 | 0 | 839 | 1,723 | -1,046 | 26,320 |
| 2025-12-31 | 48 | 7,085 | 0 | 4,099 | 377 | -458 | 13,733 | 2 | 0 | 336 | 1,723 | -1,334 | 25,563 |
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