IT Notices: Planned National Grid ESO EFS Outage on Wednesday 11 March 2020

We have been notified by National Grid ESO that there will be an Energy Forecasting System (EFS) planned maintenance outage between 11:00 and 14:00 (GMT) on Wednesday 11 March 2020.

How will I be affected?

During the outage, EFS will be impacted. EFS sends wind forecasts and European Transparency Regulation (ETR) reports from National Grid directly to the Balancing Mechanism Reporting Service (BMRS) and other information indirectly via the Balancing Mechanism (BM).

During this outage the following ETR reports will not be published:

Actual Aggregated Generation Per Type (B1620)

Actual or Estimated Wind and Solar Power Generation (B1630)

Generation Forecasts for Wind and Solar (B1440)

Actual Total Load Per Bidding Zone (B0610)

They will be processed after the outage is completed.
Latest day ahead and within day national demand and wind generation forecasts and daily actual temperature reports will also be affected. The latest updates to these will be published on BMRS after the outage is completed.

What do I need to do?

You do not need to take any specific action but just note the impact of the outage.

Do I need to take any further action?

No, however any BSC Parties having questions for National Grid regarding this planned outage should phone 0800 917 7111 or 0800 085 4806. Overseas callers should use +44 870 521 6121 and quote “NETA EDT”.


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