Ofgem says National Grid published incorrect market data

By Staff reporter 21 July 2017
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UK energy regulator Ofgem has concluded that National Grid Electricity Transmission (NGET) published incorrect data that led to false or misleading signals regarding supply, demand or prices on the wholesale electricity market.

Ofgem’s investigation focused on concerns that NGET had breached Article 5 of the EU’s Regulation on Wholesale Energy Market Integrity and Transparency (REMIT), the section that prohibits market manipulation, during specific periods between November 2015 and January 2016.

“During these periods, NGET erroneously caused incorrect De-Rated Margin […] calculations to be published through...

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