Portland Natural Gas Transmission System
Second Revised Volume No. 1
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Effective Date: 08/01/2010, Docket: RP10-885-000, Status: Effective
Second Revised Sheet No. 304 Second Revised Sheet No. 304
Superseding: Original Sheet No. 304
GENERAL TERMS AND CONDITIONS (Continued)
= [Receipts-Deliveries +/- Line Pack Change +/- Accumulated Imbalance]
[Forecasted System Deliveries For The Applicable Month]
Receipts = Actual measured quantities received by Transporter at Receipt
Point(s) for transportation during the Month ending one Month
prior to the applicable Month ("Measurement Month").
Deliveries = Actual measured quantities made available by Transporter at
Delivery Point(s) during the Measurement Month.
Line Pack The change in line pack quantities in the System that occurred
Change = during the Measurement Month.
Accumulated Any gas (measurement variance) which has been over or under
Imbalance = collected during the Month(s) prior to the Measurement Month.
2.27 Month or Monthly: shall mean the period beginning at 8:00 a.m.
Eastern Time on the first Day of the calendar Month and ending at 8:00 a.m.
Eastern Time on the first Day of the next succeeding calendar Month.
2.28 Nomination: shall mean a transmittal by Shipper to Transporter
electronically of request for receipt and/or delivery of gas for the account
of the shipper for each gas Day that service is desired.
2.29 Operational Balancing Agreement: shall mean an executed agreement
between Transporter and another willing, mutually agreeable, creditworthy
third party that will aggregate the receipt and delivery obligations and
entitlements of one or more Shipper(s) with respect to gas transportation
Nominations, scheduling, dispatching, balancing and related gas receipt or
2.30 Operator: shall mean an entity other than Transporter, which has
been designated by Transporter to operate the System.
2.31 Parking Point: shall mean the location where the Shipper delivers
Gas to Transporter for parking service.
2.32 Parked Quantity: shall mean the quantity of Gas delivered by
Shipper at the Parking Point for parking service.
2.33 Present Value: shall mean the value produced from the
application of the following formula: