Enbridge Pipelines (Midla) Inc.

Second Revised Volume No. 2

Effective Date: 10/01/2001, Docket: GT01- 30-000, Status: Effective

Original Sheet No. 29 Original Sheet No. 29 : Effective

RATE SCHEDULE X-3

(Continued)

circumstances, to make available to the other at such delivery points

quantities of natural gas which will assist the other in its system

operations.

C. At the existing point of interconnection near Fowler where United's

12-inch line interconnects with Humble Gas' 22-inch line in Section

2, Township 19 North, Range 4 East, Ouachita Parish, Louisiana., or

such other interconnections between the gathering systems of the

two parties in the Monroe, Louisiana, field as may be mutually

agreed upon.

It is further agreed that United and Humble Gas will make exchange

deliveries of natural gas between the newly designated Fowler exchange point

and the existing East Baton Rouge Parish exchange point at such times as

either company needs additional gas and the other has gas available, in its

sole judgment, up to 40,000 MCF per day. To the extent that gas produced from

the Monroe, Louisiana, field is exchanged by the two parties, deliveries of

such Monroe field gas shall be at 107.5% of volumes received in exchange

therefor if other than Monroe field gas to compensate for heating value

difference. Each party will at the request of the other make simultaneous

deliveries at least equal to the volumes being received.

1. In addition to the exchange points identified as Items A, B and C

in the Exchange Agreement, the following are designated as exchange

points:

D. The three existing points of interconnection between the

facilities of United and Enbridge Pipelines (Midla), Inc.

(formerly known as Mid Louisiana) in the vicinity of Baton

Rouge, East Baton Rouge Parish, Louisiana, at which United

presently delivers gas to Enbridge Pipelines (Midla), Inc.

(formerly known as Mid Louisiana) for resale to distribution

systems serving (1) Inniswold Plantation (2) Oak Hills Place

Subdivision, and (3) Siegen Lane Area.

E. A proposed point of interconnection between