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) |
| 2025-10-21 | 1 | 4,371 | 0 | 4,027 | 392 | 216 | 3,698 | 3 | 0 | 397 | 2,725 | 7,498 | 23,327 |
| 2025-10-21 | 2 | 3,969 | 0 | 4,021 | 277 | 216 | 3,565 | 3 | 0 | 483 | 2,741 | 7,562 | 22,837 |
| 2025-10-21 | 3 | 3,900 | 0 | 4,028 | 271 | 210 | 3,980 | 3 | 0 | 309 | 2,769 | 7,326 | 22,796 |
| 2025-10-21 | 4 | 3,669 | 0 | 4,027 | 271 | 104 | 4,302 | 3 | 0 | 370 | 2,805 | 7,392 | 22,943 |
| 2025-10-21 | 5 | 3,901 | 0 | 4,033 | 235 | -8 | 4,488 | 3 | 0 | 312 | 2,777 | 7,312 | 23,053 |
| 2025-10-21 | 6 | 3,582 | 0 | 4,030 | 229 | -286 | 4,570 | 3 | 0 | 297 | 2,786 | 7,394 | 22,605 |
| 2025-10-21 | 7 | 3,501 | 0 | 4,031 | 178 | -536 | 4,892 | 3 | 0 | 321 | 2,722 | 7,338 | 22,450 |
| 2025-10-21 | 8 | 3,444 | 0 | 4,029 | 176 | -536 | 5,579 | 3 | 0 | 264 | 2,453 | 7,288 | 22,700 |
| 2025-10-21 | 9 | 3,423 | 0 | 4,027 | 174 | -534 | 5,815 | 3 | 0 | 281 | 1,972 | 7,484 | 22,645 |
| 2025-10-21 | 10 | 3,389 | 0 | 4,029 | 175 | -690 | 5,954 | 3 | 0 | 290 | 1,870 | 7,524 | 22,544 |
| 2025-10-21 | 11 | 3,201 | 0 | 4,023 | 176 | -688 | 6,606 | 3 | 0 | 280 | 2,223 | 6,940 | 22,764 |
| 2025-10-21 | 12 | 2,915 | 0 | 4,024 | 182 | -688 | 7,332 | 3 | 0 | 259 | 2,438 | 6,892 | 23,357 |
| 2025-10-21 | 13 | 3,650 | 0 | 4,019 | 239 | -126 | 7,662 | 3 | 0 | 300 | 2,436 | 7,284 | 25,467 |
| 2025-10-21 | 14 | 4,999 | 0 | 4,002 | 263 | 6 | 7,625 | 3 | 0 | 389 | 2,643 | 7,294 | 27,224 |
| 2025-10-21 | 15 | 6,807 | 0 | 3,998 | 378 | 230 | 7,754 | 3 | 0 | 857 | 2,848 | 6,740 | 29,615 |
| 2025-10-21 | 16 | 7,626 | 0 | 4,000 | 388 | 318 | 7,503 | 15 | 0 | 1,302 | 2,847 | 6,568 | 30,567 |
| 2025-10-21 | 17 | 7,899 | 0 | 4,003 | 350 | 338 | 7,440 | 27 | 0 | 1,368 | 2,850 | 6,550 | 30,825 |
| 2025-10-21 | 18 | 7,942 | 0 | 4,008 | 336 | 318 | 7,508 | 3 | 0 | 1,394 | 2,848 | 6,584 | 30,941 |
| 2025-10-21 | 19 | 7,800 | 0 | 4,005 | 335 | 198 | 8,191 | 3 | 0 | 1,320 | 2,847 | 7,166 | 31,865 |
| 2025-10-21 | 20 | 7,861 | 0 | 4,009 | 320 | 334 | 8,186 | 3 | 0 | 963 | 2,843 | 7,268 | 31,787 |
| 2025-10-21 | 21 | 7,712 | 0 | 4,020 | 287 | 144 | 8,427 | 72 | 0 | 619 | 2,842 | 7,058 | 31,181 |
| 2025-10-21 | 22 | 7,178 | 0 | 4,018 | 257 | -12 | 8,681 | 270 | 0 | 477 | 2,849 | 7,174 | 30,892 |
| 2025-10-21 | 23 | 6,311 | 0 | 4,019 | 231 | -12 | 9,192 | 276 | 0 | 498 | 2,845 | 7,346 | 30,706 |
| 2025-10-21 | 24 | 5,833 | 0 | 4,019 | 237 | -8 | 9,165 | 278 | 0 | 436 | 2,833 | 7,462 | 30,255 |
| 2025-10-21 | 25 | 5,711 | 0 | 4,019 | 222 | 128 | 9,028 | 255 | 0 | 575 | 2,842 | 6,888 | 29,668 |
| 2025-10-21 | 26 | 5,387 | 0 | 4,020 | 220 | 142 | 9,430 | 176 | 0 | 493 | 2,837 | 6,822 | 29,527 |
| 2025-10-21 | 27 | 5,172 | 0 | 4,017 | 241 | -8 | 9,707 | 176 | 0 | 386 | 2,843 | 6,806 | 29,340 |
| 2025-10-21 | 28 | 4,750 | 0 | 4,012 | 258 | -8 | 10,278 | 214 | 0 | 536 | 2,846 | 6,698 | 29,584 |
| 2025-10-21 | 29 | 4,925 | 0 | 4,012 | 258 | -8 | 10,521 | 248 | 0 | 507 | 2,847 | 6,412 | 29,722 |
| 2025-10-21 | 30 | 4,860 | 0 | 4,007 | 259 | -8 | 10,558 | 240 | 0 | 558 | 2,871 | 6,216 | 29,561 |
| 2025-10-21 | 31 | 5,149 | 0 | 4,009 | 276 | -8 | 10,917 | 234 | 0 | 404 | 2,878 | 5,542 | 29,401 |
| 2025-10-21 | 32 | 5,524 | 0 | 4,002 | 271 | -4 | 11,403 | 218 | 0 | 388 | 2,883 | 5,438 | 30,123 |
| 2025-10-21 | 33 | 5,596 | 0 | 4,001 | 284 | 144 | 11,733 | 283 | 0 | 413 | 2,878 | 5,644 | 30,976 |
| 2025-10-21 | 34 | 5,829 | 0 | 4,001 | 312 | 490 | 12,143 | 282 | 0 | 508 | 2,970 | 5,392 | 31,927 |
| 2025-10-21 | 35 | 6,399 | 0 | 3,999 | 317 | 594 | 12,644 | 281 | 0 | 1,131 | 2,987 | 4,910 | 33,262 |
| 2025-10-21 | 36 | 6,939 | 0 | 3,999 | 342 | 550 | 12,876 | 146 | 0 | 1,489 | 2,976 | 4,692 | 34,009 |
| 2025-10-21 | 37 | 7,526 | 0 | 4,002 | 369 | 590 | 13,304 | 4 | 0 | 1,572 | 2,981 | 4,282 | 34,630 |
| 2025-10-21 | 38 | 7,623 | 0 | 3,995 | 379 | 700 | 13,349 | 4 | 0 | 1,543 | 3,002 | 4,318 | 34,913 |
| 2025-10-21 | 39 | 7,084 | 0 | 4,004 | 376 | 612 | 13,498 | 31 | 0 | 972 | 2,998 | 4,776 | 34,351 |
| 2025-10-21 | 40 | 6,871 | 0 | 3,999 | 361 | 734 | 13,909 | 4 | 0 | 572 | 2,980 | 4,796 | 34,226 |
| 2025-10-21 | 41 | 6,244 | 0 | 4,005 | 341 | 80 | 14,541 | 4 | 0 | 411 | 2,977 | 4,910 | 33,513 |
| 2025-10-21 | 42 | 5,048 | 0 | 4,008 | 341 | -170 | 14,842 | 4 | 0 | 242 | 2,983 | 4,840 | 32,138 |
| 2025-10-21 | 43 | 4,451 | 0 | 4,008 | 346 | -234 | 14,673 | 4 | 0 | 475 | 2,946 | 3,882 | 30,551 |
| 2025-10-21 | 44 | 4,011 | 0 | 4,006 | 346 | -220 | 14,433 | 4 | 0 | 444 | 2,639 | 3,850 | 29,513 |
| 2025-10-21 | 45 | 3,639 | 0 | 4,019 | 327 | -192 | 14,349 | 4 | 0 | 258 | 1,982 | 2,936 | 27,322 |
| 2025-10-21 | 46 | 3,259 | 0 | 4,011 | 316 | -774 | 14,037 | 3 | 0 | 494 | 1,370 | 2,842 | 25,558 |
| 2025-10-21 | 47 | 3,284 | 0 | 4,011 | 246 | -816 | 13,861 | 3 | 0 | 669 | 1,060 | 1,950 | 24,268 |
| 2025-10-21 | 48 | 3,240 | 0 | 4,005 | 229 | -814 | 13,628 | 3 | 0 | 587 | 1,064 | 1,952 | 23,894 |