← Overview
May 2025
DFS events called during May 2025, part of the summer Turn Up season. NESO called 12 events this month, of which 9 resulted in procured volume. Each event below shows the time window, volume procured versus requirement, cost, and number of participants. Click any event to see the full bid-level breakdown.
Event Days
12
9 with volume
Procured
1.09 GW
Settled Cost
£15.9k
Avg Price
£106/MWh
Events
28 May 202520:00–21:00Turn Down
53.8 MW procured of 500.0 MW · £3.0k · 5 participants · 16 accepted / 8 rejected · £112/MWh
11%
26 May 202518:00–19:00Turn Down
0.0 MW procured of 500.0 MW · £0 · 1 participants · 0 accepted / 8 rejected
20 May 202518:00–21:00Turn Down
33.2 MW procured of 500.0 MW · £1.7k · 8 participants · 14 accepted / 72 rejected · £103/MWh
7%
19 May 202518:00–21:00Turn Down
160.1 MW procured of 500.0 MW · £9.4k · 7 participants · 60 accepted / 24 rejected · £118/MWh
32%
16 May 202520:00–23:00Turn Down
80.9 MW procured of 500.0 MW · £4.2k · 5 participants · 12 accepted / 47 rejected · £103/MWh
16%
15 May 202517:00–20:00Turn Down
161.1 MW procured of 300.0 MW · £7.6k · 6 participants · 46 accepted / 30 rejected · £95/MWh
54%
11 May 202518:00–21:00Turn Down
0.0 MW procured of 500.0 MW · £0 · 1 participants · 0 accepted / 24 rejected
10 May 202518:00–21:00Turn Down
0.0 MW procured of 500.0 MW · £0 · 1 participants · 0 accepted / 24 rejected
9 May 202518:00–21:00Turn Down
171.0 MW procured of 500.0 MW · £8.1k · 7 participants · 37 accepted / 51 rejected · £95/MWh
34%
8 May 202517:00–21:00Turn Down
45.5 MW procured of 500.0 MW · £2.8k · 6 participants · 26 accepted / 34 rejected · £123/MWh
9%
7 May 202517:00–22:00Turn Down
240.2 MW procured of 500.0 MW · £12.8k · 5 participants · 53 accepted / 29 rejected · £107/MWh
48%
6 May 202517:00–21:00Turn Down
143.2 MW procured of 500.0 MW · £8.0k · 6 participants · 44 accepted / 28 rejected · £112/MWh
29%
Participants
| Participant | Volume | Cost | Avg Price |
|---|---|---|---|
| INFINIS LIMITED | 893.5 MW194.7 MW rejected | £92.7k | £106/MWh |
| GRIDBEYOND LIMITED | 71.5 MW581.2 MW rejected | £9.5k | £133/MWh |
| OAKTREE POWER LIMITED | 60.0 MW82.0 MW rejected | £6.2k | £102/MWh |
| HILDEBRAND TECHNOLOGY LIMITED | 41.0 MW11.0 MW rejected | £4.3k | £105/MWh |
| EQUIWATT LIMITED | 21.0 MW25.4 MW rejected | £2.4k | £113/MWh |
| GRIDIMP LTD | 2.0 MW | £240 | £120/MWh |
| OCTOPUS ENERGY LIMITED | 0.0 MW1.41 GW rejected | £0 | £145/MWhrej |
| GALLAGHER AGGREGATES LIMITED | 0.0 MW36.0 MW rejected | £0 | £157/MWhrej |
| SSE DIGITAL SERVICES LIMITED | 0.0 MW7.8 MW rejected | £0 | £490/MWhrej |
| ENGIE POWER LIMITED | 0.0 MW3.0 MW rejected | £0 | £9000/MWhrej |