Columbia Gulf Transmission Company

Second Revised Volume No. 1

Effective Date: 05/01/1997, Docket: RP96-283-002, Status: Effective

Third Revised Sheet No. 070 Third Revised Sheet No. 070 : Effective

Superseding: First Revised Sheet No. 070

AS-GULF RATE SCHEDULE

AGGREGATION SERVICE (Continued)

3. AGGREGATION AREAS AND AGGREGATION POINTS

(a) The Aggregation Areas under this Rate Schedule are shown on the map included as the

last page of this Rate Schedule. The Aggregation Points associated with those Aggregation Areas are

as follows:

1. South Lake Arthur, Vermilion Parish, LA

2. Erath, LA

(b) Transporter may from time to time change or add the Aggregation Areas and Aggregation

Points to adjust for changes in operations or to respond to market requirements by posting such change

on Transporter's EBB.

4. OPERATING CONDITIONS

(a) For all receipt points, Shipper shall nominate quantities as follows:

(i) Shipper shall nominate quantities to be transported from the receipt points

to the Aggregation Point in accordance with the provisions of Section 6 (Nominating,

Scheduling, and Monitoring) of the General Terms and Conditions as modified by the procedure

set forth below.

(ii) Shipper shall provide to Transporter through nominations the following

information: (a) For transactions to be received from Shippers' Aggregation / Pooling Location

(pool market), the party receiving gas, the quantity of gas, and the ranking of each pool

market nomination; (b) For transactions supplying gas to Shipper's Aggregation / Pooling

Location (pool supply), the party supplying gas, the supply location, the quantity of gas, and

the ranking of each pool supply nomination. Transporter shall allow Shipper to use Package

IDs in creating nominations. Rankings should be within 1 and 999 with the number 1 indicating

the highest priority, i.e., the last transaction to have its quantities affected and 999

indicating the lowest priority, i.e., the first transaction to have its quantities affected.

Shipper's pool nominations that do not include a rank will be defaulted to a ranking of 999.

(iii)At any receipt point or delivery point where gas is flowing to or from

multiple parties, Shipper shall provide to Transporter a Predetermined Allocation Methodology

agreement in accordance with the procedures set forth in Section 8 (Meter Allocations) of the

General Terms and Conditions.

(b) Pool-to-pool transfers by Shippers may be permitted by Transporter at an Aggregation

Point. Transfers among Aggregation Points in the same rate zone in the same pipeline system or to

Service Agreements under Transporter's IPP-Gulf Rate Schedule in the same rate zone and pipeline system

also may be permitted on an interruptible basis. Requests for such transfers shall be made in

accordance with the nomination procedures set forth in Section 6 (Nominations, Scheduling, and

Monitoring) at the General Terms and Conditions. Transporter shall not unreasonably withhold approval

of pool-to-pool transfers.