NESO called a Turn Down event on 4 Jul 2025, running from 16:00 to 23:00 across 14 half-hour settlement periods. 3.0 MW was procured against a 500.0 MW requirement (1% fill rate), with 5 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
3.0 MW
1% of requirement
Bid Cost
£128
Bids
3 / 98
accepted / total
Participants
5
Accepted Volume by Participant
Aggregated across 14 half-hour periods, sorted by accepted volume
All bids rejected (4)
GRIDBEYOND 257.6 MW @ £132/MWhOCTOPUS 185.2 MW @ £165/MWhOAKTREE 34.0 MW @ £168/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
22:00
22:30
ProcuredSettledReq: 500.0 MW per period
Requirement vs Procured by Period
Participants
| Participant | Volume | Cost | Avg Price |
|---|---|---|---|
| HILDEBRAND TECHNOLOGY LIMITED | 3.0 MW11.0 MW rejected | £256 | £85/MWh |
| GRIDBEYOND LIMITED | 0.0 MW257.6 MW rejected | £0 | £132/MWhrej |
| OCTOPUS ENERGY LIMITED | 0.0 MW185.2 MW rejected | £0 | £165/MWhrej |
| OAKTREE POWER LIMITED | 0.0 MW34.0 MW rejected | £0 | £165/MWhrej |
| GRIDIMP LTD | 0.0 MW4.0 MW rejected | £0 | £160/MWhrej |