DN Interruption

Further information can be found on each DN website at:

Attachment	Size
01 April 2008 - DN Interruptible Capacity Methodology Statement	74.84 KB
Ofgem letter confirming the Methodology has not been vetoed by the Authority	76.23 KB
10 March 2008 - Interruption Calculator	253.5 KB
Ready Reckoner and User Guidelines (provided by Wales & West Utilities)	253.42 KB

December 2011 Ad Hoc Tender - Scotia Gas Networks

Attachment	Size
20 January 2012 Ad-hoc Interruption Tender Results Summary	9.85 KB
28 November 2011 Ad Hoc 2011 Requirements	1.23 MB

June 2011 Interruption Invitation Results

Attachment	Size
29 July 2011 Scotia Gas Networks	37.4 KB
27 July 2011 National Grid Distribution	14.43 KB

2011 Annual Invitation

Attachment	Size
11 May 2011 Interruption Requirement - Northern Gas Networks	175.8 KB
07 May 2011 Interruption Requirements - National Grid Distribution	77.93 KB
06 May 2011 Interruption Requirements - Scotia Gas Networks	506.75 KB

June 2010 Interruption Invitation Results

Attachment	Size
28 July 2010 Scotia Gas Networks	39 KB
27 July 2010 National Grid Distribution	47.74 KB
26 July 2010 Wales & West Utilities	161.34 KB

2010 Annual Invitation

Attachment	Size
07 May 2010 Interruption Requirements - Scotia Gas Networks	1.69 MB
04 May 2010 Interruption Requirements - National Grid Distribution	83.62 KB
09 April 2010 Interruption Requirements - Wales & West Utilities	998.47 KB

March 2010 Ad Hoc Tender - Wales & West

Attachment	Size
01 April 2010 Interruption Invitation Results	161.52 KB
12 March 2010 Indicative Interruption Requirements	1013.88 KB

November 2009 Ad Hoc Tender - Scotland

Attachment	Size
01 September 2009 Interruption Requirements	306.13 KB

July 2009 Interruption Invitation Results

Attachment	Size
31 July 2009 Northern Gas Networks	10.67 KB
31 July 2009 National Grid Distribution	15.06 KB
28 July 2009 Scotia Gas Networks	23.96 KB
27 July 2009 Wales & West Utilities	161.19 KB

2009 Annual Invitation

Attachment	Size
01 May 2009 Interruption Requirement - National Grid Distribution	30.88 KB
01 May 2009 Interruption Requirement - Scotia Gas Networks	533.87 KB
01 May 2009 Interruption Requirement - Northern Gas Networks	140.85 KB
01 May 2009 Interruption Requirement - Wales & West Utilities	1013.83 KB

October 2008 Interruption SRZ Reports

Attachment	Size
21 November 2008 Ad-Hoc Interruption Invitation Results Scotia Gas Networks	12.87 KB
21 November 2008 Ad-Hoc Interruption Invitation Results Northern Gas Networks	10.18 KB
21 November 2008 Ad-Hoc Interruption Invitation Results National Grid Distribution	19.09 KB
21 November 2008 Ad-Hoc Interruption Invitation Results Wales & West Utilities	163.69 KB

October 2008 Ad Hoc Tender

Attachment	Size
12 September 2008 DN interruption reform and shipper participation A letter from Ofgem	104.49 KB
08 September 2008 Interruption Requirement National Grid Distribution	44.88 KB
08 September 2008 Interruption Requirement Northern Gas Networks	120.04 KB
08 September 2008 Interruption Requirement Scotia Gas Networks	253.62 KB
08 September 2008 Interruption Requirement Wales & West Utilities	1 MB

Meeting 19 August 2008

Attachment	Size
23 August 2008 Minutes	20.09 KB
20 August 2008 National Grid Distribution Presentation	142.5 KB
20 August 2008 Northern Gas Networks Presentation	157.21 KB
20 August 2008 Scotia Gas Networks Presentation	112.5 KB
20 August 2008 Wales & West Utilities Presentation plus Indicative Interruption Requirements for October 2008 Ad-hoc Invitation (1 of 2)	753.5 KB
20 August 2008 Wales & West Utilities Presentation plus Indicative Interruption Requirements for October 2008 Ad-hoc Invitation (2 of 2)	960.11 KB
13 August 2008 Agenda	10.09 KB

July 2008 Interruption SRZ Reports

Attachment	Size
28 July 2008 Annual Interruption Tender Results Explanatory Letter from the Transporters	12.39 KB
28 July 2008 Annual Interruption Tender Results National Grid Distribution	32.5 KB
28 July 2008 Annual Interruption Tender Results Scotia Gas Networks	41.26 KB
28 July 2008 Annual Interruption Tender Results Northern Gas Networks	10.51 KB
28 July 2008 Annual Interruption Tender Results Wales & West Utilities	159.75 KB

2008 Annual Invitation

Attachment	Size
13 May 2008 Interruption Requirement Northern Gas Networks	161.74 KB
09 May 2008 Interruption Requirement Scotia Gas Networks	363.03 KB
01 May 2008 Interruption Requirement National Grid Distribution	55.45 KB
01 May 2008 Interruption Requirement Wales & West Utilities	963.55 KB

Methodology Consultation

Attachment	Size
20 December 2007 DN Interruptible Capacity Methodology Statement - EDF Energy Response	70.39 KB
30 November 2007 Interruption Requirement Northern Gas Networks	290.5 KB
29 November 2007 Interruption Requirement Scotia Gas Networks	1.26 MB
29 November 2007 Interruptible Capacity Methodology Presented by B Grubb, Scotia Gas Networks	67.5 KB
19 November 2007 DN Interruptible Capacity Methodology Statement A Discussion Document from the DNs	59.76 KB