NESO called a Turn Down event on 8 May 2025, running from 17:00 to 21:00 across 8 half-hour settlement periods. 45.5 MW was procured against a 500.0 MW requirement (9% fill rate), with 6 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
45.5 MW
9% of requirement
Bid Cost
£2.8k
Bids
26 / 60
accepted / total
Participants
6
Accepted Volume by Participant
Aggregated across 8 half-hour periods, sorted by accepted volume
All bids rejected (3)
OCTOPUS 202.4 MW @ £148/MWhEQUIWATT 5.0 MW @ £200/MWhSSE 2.6 MW @ £490/MWh
Half-Hour Periods
17:00
17:30
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 |
|---|---|---|---|
| GRIDBEYOND LIMITED | 32.5 MW43.8 MW rejected | £4.2k | £130/MWh |
| HILDEBRAND TECHNOLOGY LIMITED | 7.0 MW1.0 MW rejected | £770 | £110/MWh |
| OAKTREE POWER LIMITED | 6.0 MW22.0 MW rejected | £600 | £100/MWh |
| OCTOPUS ENERGY LIMITED | 0.0 MW202.4 MW rejected | £0 | £148/MWhrej |
| EQUIWATT LIMITED | 0.0 MW5.0 MW rejected | £0 | £200/MWhrej |
| SSE DIGITAL SERVICES LIMITED | 0.0 MW2.6 MW rejected | £0 | £490/MWhrej |