Portland Natural Gas Transmission System

Second Revised Volume No. 1

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Effective Date: 09/01/2006, Docket: RP06-449-000, Status: Effective

Original Sheet No. 341 Original Sheet No. 341 : Effective

 

GENERAL TERMS AND CONDITIONS (Continued)

 

10. SERVICE INTERRUPTIONS AND PRIORITIES

 

10.1 Service under this Tariff may be interrupted or curtailed for

reasons of Force Majeure or other unforeseen circumstance, and Transporter

shall give Shipper notice as soon as reasonably possible of such interruption

or curtailment.

 

10.2 In the event that Force Majeure or other unforeseen circumstances

require Transporter to curtail previously scheduled service through any

pipeline Segment, such curtailment shall be undertaken as follows:

 

(a) First, Transporter shall curtail service pursuant to Article III of

Gas Transportation Contracts (having an initial term of 20 years or longer)

under Rate Schedule FT.

 

(b) Second, Transporter shall curtail "make-up" service contemplated in

Section 10.4.

 

(c) Third, Transporter shall curtail on a pro-rata basis service under

Rate Schedule PAL on the basis of the rate being paid.

 

(d) Fourth, Transporter shall curtail on a pro-rata basis service under

rate Schedule PAL which is being provided at the maximum rate applicable to the

service.

 

(e) Fifth, Transporter shall curtail service under Rate Schedule IT and

Rate Schedule HRS Overrun on the basis of the rate being paid, from lowest to

highest. Service which is being provided at the same rate shall be curtailed on

a pro-rata basis based on Scheduled Quantities.

 

(f) Sixth, Transporter shall curtail service, on a pro-rata basis based

on Scheduled Quantities, to those Shippers receiving service under Rate

Schedule FT nominated at Secondary Receipt or Delivery Point(s), those Shippers

receiving service under Rate Schedule HRS at Secondary Receipt or Delivery

Point(s) and those Shippers receiving service under Rate Schedule FT-FLEX

nominated at Secondary Receipt or Delivery Point(s).

 

(g) Seventh, Transporter shall curtail service, on a pro-rata basis, for

Shippers receiving service under Rate Schedule HRS nominated at Primary Receipt

and Delivery Point(s) for that portion of service that is above a flow rate per

hour equal to 1/24 of Shipper's MDQ.

 

(h) Eighth, Transporter shall curtail service, on a pro-rata basis based

on Scheduled Quantities, to Shippers receiving service under Rate Schedule FT

nominated at Primary Receipt and Delivery Point(s), those Shippers receiving

service under Rate Schedule HRS nominated at Primary Receipt and Delivery

Point(s) for that portion of service that is equal to 1/24 of Shipper's MDQ,

and Shippers receiving service under Rate Schedule FT-FLEX nominated at Primary

Receipt and Delivery Point(s).

 

For purposes of applying the above priorities only, any shipper paying a rate

above the maximum 100% Load Factor Equivalent Rate for the shipper's service,

shall be deemed to be paying the maximum applicable rate.