ELEXON Circulars

ELEXON publishes and sends out Circulars when key information about the BSC or operational activities needs to be communicated to our customers. You can subscribe to the Circulars from the header area of this website.

(Showing items 1-5 of 125)

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EL03070 : Erroneous ECVAA Forward Contract Report released

The Energy Contract Volume Aggregation Agent (ECVAA) runs a Forward Contract Report (ECVAA-I022) every day at 09:00, 14:30, 18:30 and 22:00. The ECVAA-I022 shows the notified contract position for your BSC Party for the next 7 days. There was an additional report produced in error today and this was released at approximately 12:20 (GMT) today.

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EL03068 : Incident affecting Scheduled SAA Settlement Reports

A Non Half Hourly Data Aggregator (NHHDA) has sent incorrect data to the Supplier Volume Allocation Agent (SVAA) and to prevent the incorrect data entering Settlement, we did not use this in the Volume Allocation Run (VAR). Furthermore, we have stopped the generation of the Settlement Administration Agent (SAA) Settlement Reports (SAA-I014) Third Reconciliation (R3) run.

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EL03066 : RESOLVED: Inconsistent BSAD data sent to BMRS

Further to ELEXON Circular EL03064, National Grid ESO have resolved the incident impacting Balancing Services Adjustment Data (BSAD) on the Balancing Mechanism Reporting Service (BMRS). NG ESO confirmed BSAD Data for the 27 October were affected, the data have been resubmitted to BMRS.  

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EL03064 : Inconsistent BSAD data sent to BMRS

ELEXON is currently investigating an incident where inconsistent Balancing Services Adjustment Data (BSAD) data is published on the Balancing Mechanism Reporting Service (BMRS). While this issue is ongoing the indicative System Prices published on BMRS may not be accurate as BSAD data is used in the indicative System Prices calculations.

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