1. DN Interruption Reform Transmission Workstream
Interruption Requirements Example
Mark Freeman
5th April 2007

2. Interruption Requirements (1) - Example
LDZ
Interruption Zone
Postcodes
Interruptible Allowance
(days)
Interruptible Capacity Estimate (kWh)
Interruption in last 5 years NW
Earby
BB18, BB9, BB8, BD23 20
150,000 18
Ramsbottom
BL0, BL8, BL9 25
750,000
Milnrow
OL16 45
120,000 8
Appleby Bridge
WN6 15
Stalybridge
OL6
135,000 6
North lakes
LA8-9, LA21-23
850,000 48
Compstall
SK6, SK22, SK12
430,000 56
Knutsford
WA16 35
380,000 EM
Barnsley
S70-S75
2,200,000 5
Scunthorpe
DN15-19
2,150,000 17
Thorne
DN1-3, DN7, DN8 10
1,200,000 7

14. Interruption Requirements (2) - Example
LDZ
Interruptible Allowances (Days)
Interruptible Capacity Estimate (kWh)
% of Volume Requirement
(% firm + interruptible)
Interruption in last 5 years WM NT EA EM 15
14,000,000
2.6 NW 10
13,000,000
2.0