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UNC Mod Proposals 0498/0502 – Update on actions

UNC Mod Proposals 0498/0502 – Update on actions. Transmission Workgroup 3 rd July 2014 National Grid NTS Phil Hobbins (deputising for Dennis Rachwal). Action 601 Issue 1 a) Entry gas quality data.

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UNC Mod Proposals 0498/0502 – Update on actions

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  1. UNC Mod Proposals 0498/0502 – Update on actions Transmission Workgroup 3rd July 2014 National Grid NTS Phil Hobbins (deputising for Dennis Rachwal)

  2. Action 601 Issue 1 a) Entry gas quality data Gas Entry Condition limits can be provided to shippers under UNC TPD I 2.1 – please write to UKT.customer.enquiries@nationalgrid.com National Grid NTS receives measurements and records CV, Wobbe and CO2 at all NTS Entry Points Daily average measurements for the period 01/06/13 to 31/05/14 are provided from the Teesside area on the next slides (BP and Px (TGPP) comingled gas): CO2 and Wobbe Index CO2 and CV National Grid NTS does not forecast gas quality 2

  3. Daily Averages 1/6/13 – 31/5/14Teesside Wobbe Index and CO2

  4. Daily Averages 1/6/13 – 31/5/14Teesside CV and CO2

  5. Action 601 Issue 1 b) Exit gas quality data Gas quality at NTS Exit Points has to comply with GS(M)R limits (as set out in answer to action 501) National Grid NTS receives measurements and records CV and relative density (enabling Wobbe determination) at all NTS Exit Points At NTS to LDZ offtake points a more comprehensive data set is generally obtained, including CO2 National Grid NTS will seek to provide sample exit data for the August Workgroup meeting 5

  6. Action 605 Issue 5 Impact on DN and NTS (and IPs) National Grid NTS gave a provisional view on NTS impact on 1st May. There is no further update at this time National Grid NTS has written again to DNs – this time to Panel members, suggesting any views are directly fed into this workgroup National Grid NTS has written to IUK and GasLink suggesting any views are directly fed into this workgroup 6

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