Market Information Seminar 18 August 2009
This will cover all aspects and enhancements that will be introduced by Market Information Provision Initiative (MIPI) Phase 2. To find out more information about this event or to register for it, ...

Essential Maintenance Works: 11 and 12 June 2009 between 18:00 and 02:00
Please note that, due to essential maintenance works, no updates will be made to the News Section of the Operational Data pages of the National Grid website between 18:00 to 02:00 on 11 and 12 June ...

Energy Flow Data Service Resumed: 01 June 2009
Further to the news item this morning regarding disruption to the Energy Flow Data section of the website, please be advised that the service has now been restored. We are monitoring the application ...

Preliminary Safety & Firm Monitor Requirements 2009/10
Please note that the "Preliminary Safety & Firm Monitor Requirements 2009/10" have been published to the community by the "Joint Office of Gas Transporters". These proposals have also been published ...

Energy Flow Data Disruption: 01 June 2009
Please note that National Grid is aware of the current disruption to the Energy Flow Data section of the website. This is being investigated as a matter of priority, and we apologise for any ...

Enduring Transfer and Trade changes in Gemini
Please note that as a result of the recent Enduring Transfer and Trade changes in Gemini, the following set of reports in the Operational Data section of the National Grid website have been ...

Essential Maintenance Works - Telemetry - 19 May 2009
Please be advised that due to essential maintenance works, users may experience a brief interruption to service at 00:10 on Tuesday, 19 May 2009. We apologise for any inconvenience that this may ...

Essential Project Deployment Activities - 17 May 2009
Please be aware that essential project deployment activities are planned for the morning of Sunday 17 May 2009. Due to this, some of the reports contained within the Operational Data section of the ...

GBA Trigger Level Update - 15 May 2009
Please be advised that the GBA Trigger Level has increased to 428.5mcm with effect from 15th May 2009. This is to reflect a return in supplies following a short duration of planned maintenance.

Revision to Procurement Guidelines Report 2009
Please be advised of the republication of the Procurement Guidelines Report due to the discovery of a non-material error in the Capacity Arrangements (Space and Deliverability) section.