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 YOU ARE HERENewsDefault Data used for Half Hourly Data Aggregator  
AUG 2019
Default Data used for Half Hourly Data Aggregator
Originally published by Nathalie Palazzo on 13/08/2019 12:22:26

Default Data used for Half Hourly Data Aggregator

ELEXON has not received some files from a Half Hourly Data Aggregator (HHDA) in time for the daily Volume Allocation Run. Default data has been used for the dates as shown in the table below:

Run TypeHH/NHHSettlement DateDate and Run Defaulted toData AggregatorAffected GSPs
SF HH 23/07/2019 II 23/07/2019 MIDE A-P

Any Suppliers who believe they are impacted should contact their DA directly, however other Parties may be affected to a small degree through their GSP Group Correction Factors.

If you have any questions relating to this issue, please contact the BSC Service Desk (

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