Williams Natural Gas Company

Second Revised Volume No. 1

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Effective Date: 05/01/1997, Docket: RP97- 67-004, Status: Effective

Substitute Fifth Revised Sheet No. 227 Substitute Fifth Revised Sheet No. 227 : Superseded

Superseding: Substitute Fourth Revised Sheet No. 227








(d) Ranking will be included in the list of data elements. WNG

will use Shipper provided rankings when making reductions

during the scheduling process when this does not conflict with

tariff-based rules.


(e) The nomination time line will be as follows: 11:30 a.m. CCT -

Nominations must leave control of the nominating party; 11:45

a.m. CCT - Nominations must be received by WNG; 12:00 noon CCT

- Quick response; 3:30 p.m. CCT - Completed confirmations must

be received by WNG from upstream and downstream connected

parties; 4:30 p.m. CCT - Receipt of scheduled quantities by

Shipper and Point Operator (CCT on the day prior to flow). In

addition to making scheduled quantities information available

by 4:30 p.m., at the end of each day, WNG will also make

available to Shippers information containing scheduled

quantities, including scheduled intra-day nominations and any

other scheduling changes.


The sending party must adhere to nomination, confirmation, and

scheduling deadlines. It is the party receiving the request

who has the right to waive the deadline. Nominations received

after the nomination deadline will be scheduled after the

nominations received before the nomination deadline.


(f) Receiver of nomination initiates confirmation with the caveat

that the receiver of the confirmation may relieve obligation

of sender to send. At a receipt or delivery point, the lesser

of rule (confirmed or nominated flow) applies when confirming.

If no communication is received, the lesser of the new

nomination or the previously scheduled quantity applies.


(g) The level of information required to define a nomination for

communications purposes is a line item containing all defined