NESO called a Turn Down event on 21 May 2026, running from 18:00 to 21:00 across 6 half-hour settlement periods. 396.2 MW was procured against a 300.0 MW requirement (132% 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
300.0 MW
Procured
396.2 MW
132% of requirement
Bid Cost
£27.7k
Bids
95 / 107
accepted / total
Participants
5
Accepted Volume by Participant
Aggregated across 6 half-hour periods, sorted by accepted volume
Half-Hour Periods
18:00
18:30
19:00
19:30
20:00
20:30
ProcuredSettledReq: 300.0 MW per period
Requirement vs Procured by Period
Participants
| Participant | Volume | Cost | Avg Price |
|---|---|---|---|
| INFINIS LIMITED | 266.7 MW | £35.8k | £135/MWh |
| OCTOPUS ENERGY LIMITED | 111.1 MW | £16.7k | £150/MWh |
| EQUIWATT LIMITED | 17.1 MW5.7 MW rejected | £2.8k | £165/MWh |
| OAKTREE POWER LIMITED | 0.8 MW | £100 | £125/MWh |
| Shuffle Energy Limited | 0.5 MW | £50 | £100/MWh |