NESO called a Turn Down event on 11 Aug 2025, running from 16:00 to 22:00 across 12 half-hour settlement periods. 292.5 MW was procured against a 500.0 MW requirement (59% fill rate), with 7 participants submitting bids. The merit order chart below shows accepted and rejected volumes by participant, sorted by who delivered the most.
Requirement
500.0 MW
Procured
292.5 MW
59% of requirement
Bid Cost
£16.8k
Bids
50 / 138
accepted / total
Participants
7
Accepted Volume by Participant
Aggregated across 12 half-hour periods, sorted by accepted volume
All bids rejected (3)
OCTOPUS 196.0 MW @ £152/MWhEQUIWATT 6.4 MW @ £150/MWhGRIDIMP 4.0 MW @ £160/MWh
Half-Hour Periods
16:00
16:30
17:00
17:30
18:00
18:30
19:00
19:30
20:00
20:30
21:00
21:30
ProcuredSettledReq: 500.0 MW per period
Requirement vs Procured by Period
Participants
| Participant | Volume | Cost | Avg Price |
|---|---|---|---|
| INFINIS LIMITED | 246.9 MW122.4 MW rejected | £27.5k | £109/MWh |
| GRIDBEYOND LIMITED | 33.6 MW67.2 MW rejected | £4.5k | £135/MWh |
| OAKTREE POWER LIMITED | 9.0 MW25.0 MW rejected | £1.1k | £126/MWh |
| HILDEBRAND TECHNOLOGY LIMITED | 3.0 MW9.0 MW rejected | £339 | £113/MWh |
| OCTOPUS ENERGY LIMITED | 0.0 MW196.0 MW rejected | £0 | £152/MWhrej |
| EQUIWATT LIMITED | 0.0 MW6.4 MW rejected | £0 | £150/MWhrej |
| GRIDIMP LTD | 0.0 MW4.0 MW rejected | £0 | £160/MWhrej |