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Understanding out-of-merit dispatch in GB

Viewing Stage 5— Exclude volumes inaccessible to ENCC (short-notice thresholds)

Understanding out-of-merit dispatch in GB

Viewing Stage 5— Exclude volumes inaccessible to ENCC (short-notice thresholds)

Aberdare

Peaker plant · South Wales · ABERU-1

Total Skip Cost

£1.3K

Skip Cost Rate

£47.88/MWh

£/MWh skipped · all-time

National Rank

49th worst

of 465 units · all technologies

#49/465National

Region Rank

2nd worst

of 25 in South Wales · all technologies

#2/25Region

All-time total: £1.3K

£663£497£332£166£0

JanFebJunOctMay

Worst 20%5 units

Most skipped (top 25%) Around parity Least skipped (bottom 25%)

AberdarePeaker plant

£97.48/MWh£1.3K

AlcoaPeaker plant

£45.90/MWh£13.2K

SolutiaPeaker plant

£17.63/MWh£428

£14.25/MWh£3.8K

£12.64/MWh£2.2K