Revision to GBA Trigger Level
Please be aware that the GBA Trigger level for 10th January has been modified as a result of the storage stocks for a class of storage being within 2 days of the safety monitor level and also recently ...

Provision of Day Ahead Gas Flow Nomination Data at major Aggregated System Entry Points
In line with Modification 0223, from 12 January 2009 National Grid will publish by 18:00 D-1, the aggregate prevailing Input Nominations for each Aggregate System Entry Point capable of flowing > ...

Revision to GBA Trigger Level
Following a review of our supply assumptions, the GBA Trigger Level for January 2009 has been revised to 472.2 mcm.

Addition of Second Isle of Grain NTS Connection information to Market Information System
Further to the news item posted on Dec 12th regarding changes to the arrangements for publishing Energy Flow Data at Isle of Grain LNG Importation Facility, please be advised that these changes will ...

Arrangements for publishing Energy Flow Data at Isle of Grain LNG Importation Facility
The current Energy Flow Data publishing arrangements for Isle of Grain LNG Importation Facility will change over the next week to accommodate the 2nd Isle of Grain System Entry Point ...

NTSAPF, NTSAFF, NTSEOD Reports
Due to essential work on the system there is a possibility that that the above reports may show some incorrect data on Monday 15th and Tuesday 16th December. We will constantly monitor the data ...

NTS Notional Linepack Increase 12/12/2008
Please be advised that National Grid will shortly be commissioning a new length of pipeline associated with the second entry point at the Isle of Grain LNG Importation facility. As a result, over the ...

Marchwood Power Station - Linepack Information
Please be advised that National Grid will be commisioning a new length of pipeline in anticipation of the commisioning of Marchwood Power Station. Over the next few days, system linepack will ...

Changes to nationalgrid.com
Please note that nationalgrid.com will feature a new look and feel next week. The changes to the user interface will not affect any of our published content, the way you enter information or ...

Extended Gemini House Keeping Window : Sunday 2 November 04:00hrs to 07:30hrs
xoserve intends to extend the Gemini house keeping window by an hour and a half on the morning of Sunday 2 November in order to carry out essential maintenance on the system. This will result in the ...