← Overview
Sep 2025
DFS events called during Sep 2025, part of the summer Turn Up season. NESO called 12 events this month, of which 12 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
12 with volume
Procured
2.20 GW
Settled Cost
£22.5k
Avg Price
£118/MWh
Events
30 Sep 202518:00–19:00Turn Down
64.0 MW procured of 500.0 MW · £4.0k · 5 participants · 14 accepted / 2 rejected · £125/MWh
13%
29 Sep 202517:00–20:00Turn Down
192.6 MW procured of 500.0 MW · £14.3k · 4 participants · 40 accepted / 2 rejected · £149/MWh
39%
24 Sep 202516:00–21:00Turn Down
159.8 MW procured of 500.0 MW · £8.3k · 7 participants · 20 accepted / 69 rejected · £104/MWh
32%
23 Sep 202517:00–20:00Turn Down
78.4 MW procured of 500.0 MW · £5.6k · 3 participants · 36 accepted / 0 rejected · £144/MWh
16%
22 Sep 202517:00–19:00Turn Down
261.9 MW procured of 500.0 MW · £14.9k · 6 participants · 8 accepted / 22 rejected · £114/MWh
52%
19 Sep 202517:00–20:00Turn Down
48.0 MW procured of 500.0 MW · £3.0k · 5 participants · 24 accepted / 20 rejected · £123/MWh
10%
8 Sep 202516:00–23:00Turn Down
633.8 MW procured of 500.0 MW · £39.6k · 5 participants · 42 accepted / 4 rejected · £125/MWh
127%
5 Sep 202518:00–20:00Turn Down
18.0 MW procured of 500.0 MW · £989 · 2 participants · 12 accepted / 0 rejected · £110/MWh
4%
4 Sep 202517:00–21:00Turn Down
289.8 MW procured of 385.0 MW · £16.0k · 5 participants · 22 accepted / 30 rejected · £110/MWh
75%
3 Sep 202518:00–21:00Turn Down
106.4 MW procured of 500.0 MW · £5.3k · 4 participants · 8 accepted / 27 rejected · £99/MWh
21%
2 Sep 202517:00–21:00Turn Down
192.1 MW procured of 500.0 MW · £10.0k · 2 participants · 20 accepted / 0 rejected · £104/MWh
38%
1 Sep 202516:00–22:00Turn Down
156.8 MW procured of 500.0 MW · £7.8k · 5 participants · 19 accepted / 40 rejected · £100/MWh
31%
Participants
| Participant | Volume | Cost | Avg Price |
|---|---|---|---|
| INFINIS LIMITED | 1.60 GW49.4 MW rejected | £180.3k | £111/MWh |
| OCTOPUS ENERGY LIMITED | 212.7 MW652.7 MW rejected | £29.4k | £138/MWh |
| OAKTREE POWER LIMITED | 189.0 MW55.0 MW rejected | £21.6k | £114/MWh |
| GRIDBEYOND LIMITED | 125.6 MW336.0 MW rejected | £19.8k | £158/MWh |
| EQUIWATT LIMITED | 36.6 MW14.8 MW rejected | £4.1k | £113/MWh |
| HILDEBRAND TECHNOLOGY LIMITED | 21.0 MW17.0 MW rejected | £2.5k | £120/MWh |
| GRIDIMP LTD | 12.0 MW14.0 MW rejected | £1.6k | £130/MWh |
| GALLAGHER AGGREGATES LIMITED | 0.0 MW16.0 MW rejected | £0 | £160/MWhrej |