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Steve Edwards & Simon Trivella – 19 th August 2008 Ofgem, Millbank

DN Interruption 2008 – Annual Results and Indicative ad-hoc Invitation Interruptible Capacity Requirements. Steve Edwards & Simon Trivella – 19 th August 2008 Ofgem, Millbank. DN Interruption Update. Results from June 2008 Annual Invitation LDZ Aggregated Capacity LDZ Disaggregated Capacity

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Steve Edwards & Simon Trivella – 19 th August 2008 Ofgem, Millbank

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  1. DN Interruption 2008 – Annual Results and Indicative ad-hoc Invitation Interruptible Capacity Requirements Steve Edwards & Simon Trivella – 19th August 2008 Ofgem, Millbank

  2. DN Interruption Update • Results from June 2008 Annual Invitation • LDZ Aggregated Capacity • LDZ Disaggregated Capacity • October 2008 ad-hoc Interruption Invitation • Location Zones • Indicative Requirements • Process & Timescales • All information published on both Joint Office and WWU websites

  3. June 2008 Results Summary

  4. June 2008 Results Summary

  5. October 2008 ad-hoc Invitation • Retaining Zone definition used in June 2008 Annual Invitation • Interruptible Capacity Requirements in 7 out of 10 Zones • No requirement for 2011/12 in: • Dowlais (GT5082002) • Northern (GT5083001) • Aylesbeare (GT5083003) • Indicative Interruptible Capacity Requirements • 5 year requirement in all 7 Zones (2011/12 to 2015/16) • Requirements finalised in ad-hoc Invitation on 8th September 2008

  6. Indicative Requirements – Wales North IP

  7. Indicative Requirements – Wales North

  8. Indicative Requirements – Dyffryn Clydach

  9. Indicative Requirements – Nantgarw

  10. Indicative Requirements – Gilwern

  11. Indicative Requirements – Central

  12. Indicative Requirements – Southern

  13. October 2008 ad-hoc Invitation • Process • Existing UK Link functionality • Timescales / Key Dates • Provisional Eligibility files issued to Shippers / Transporters 4th August 2008 • Ad-hoc Invitation issued 8th September 2008 • Publication of Requirements & eligible supply point locations • Ad-hoc Invitation Dates (10 consecutive Days) • Monday 13th October 2008 to Friday 24th October 2008 • Results and Reports to be issued no later than 21st November 2008

  14. October 2008 ad-hoc Invitation

  15. DN Interruption 2008 – Annual Results and Indicative ad-hoc Invitation Interruptible Capacity Requirements Steve Edwards & Simon Trivella – 19th August 2008 Ofgem, Millbank

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