NESO called a Turn Down event on 9 May 2025, running from 18:00 to 21:00 across 6 half-hour settlement periods. 171.0 MW was procured against a 500.0 MW requirement (34% 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
171.0 MW
34% of requirement
Bid Cost
£8.1k
Bids
37 / 88
accepted / total
Participants
7
Accepted Volume by Participant
Aggregated across 6 half-hour periods, sorted by accepted volume
All bids rejected (4)
OCTOPUS 201.5 MW @ £134/MWhGRIDBEYOND 65.4 MW @ £133/MWhGALLAGHER 12.0 MW @ £200/MWhEQUIWATT 5.0 MW @ £225/MWh
Half-Hour Periods
18:00
18:30
19:00
19:30
20:00
20:30
ProcuredSettledReq: 500.0 MW per period
Requirement vs Procured by Period
Participants
| Participant | Volume | Cost | Avg Price |
|---|---|---|---|
| INFINIS LIMITED | 160.0 MW8.7 MW rejected | £15.1k | £98/MWh |
| OAKTREE POWER LIMITED | 6.0 MW12.0 MW rejected | £600 | £100/MWh |
| HILDEBRAND TECHNOLOGY LIMITED | 5.0 MW1.0 MW rejected | £510 | £102/MWh |
| OCTOPUS ENERGY LIMITED | 0.0 MW201.5 MW rejected | £0 | £134/MWhrej |
| GRIDBEYOND LIMITED | 0.0 MW65.4 MW rejected | £0 | £131/MWhrej |
| GALLAGHER AGGREGATES LIMITED | 0.0 MW12.0 MW rejected | £0 | £200/MWhrej |
| EQUIWATT LIMITED | 0.0 MW5.0 MW rejected | £0 | £225/MWhrej |