NESO called a Turn Down event on 13 Oct 2025, running from 16:00 to 20:00 across 8 half-hour settlement periods. 260.8 MW was procured against a 500.0 MW requirement (52% 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
260.8 MW
52% of requirement
Bid Cost
£23.2k
Bids
54 / 62
accepted / total
Participants
7
Accepted Volume by Participant
Aggregated across 8 half-hour periods, sorted by accepted volume
All bids rejected (1)
OCTOPUS 277.2 MW @ £400/MWh
Half-Hour Periods
16:00
16:30
17:00
17:30
18:00
18:30
19:00
19:30
ProcuredSettledReq: 500.0 MW per period
Requirement vs Procured by Period
Participants
| Participant | Volume | Cost | Avg Price |
|---|---|---|---|
| INFINIS LIMITED | 184.6 MW | £31.4k | £174/MWh |
| OAKTREE POWER LIMITED | 30.0 MW4.0 MW rejected | £7.3k | £243/MWh |
| GRIDBEYOND LIMITED | 18.0 MW6.0 MW rejected | £3.2k | £177/MWh |
| GALLAGHER AGGREGATES LIMITED | 16.0 MW | £2.2k | £140/MWh |
| EQUIWATT LIMITED | 8.2 MW | £1.5k | £185/MWh |
| GRIDIMP LTD | 4.0 MW | £640 | £160/MWh |
| OCTOPUS ENERGY LIMITED | 0.0 MW277.2 MW rejected | £0 | £400/MWhrej |