Egan Hub Storage, LLC

First Revised Volume No. 1

Effective Date: 02/01/2009, Docket: RP09-160-000, Status: Effective

Third Revised Sheet No. 70 Third Revised Sheet No. 70

Superseding: Second Revised Sheet No. 70

IBTS RATE SCHEDULE

INTERRUPTIBLE IMBALANCE TRADING SERVICE

1. AVAILABILITY

This rate schedule is available to any Customer for the purchase of Interruptible

imbalance trading service from Egan Hub, provided that:

(a) Egan Hub has determined that it has sufficient operationally available Gas

or storage capacity, injection or withdrawal capacity, or that it is willing to construct

capacity, to perform the service requested by Customer;

(b) Egan Hub has determined that the service requested by Customer will not

interfere with the efficient operation of its system and will not cause a reduction in Egan

Hub's ability to provide higher priority services;

required for utilization of the service provided under this rate schedule, and such

arrangements must be compatible with Egan Hub's system operations; and

(d) Customer and Egan Hub have executed a Hub Services Agreement and related

Exhibit(s) A and Exhibit(s) B.

(e) In no event shall Egan Hub be required to construct, modify, expand or

acquire any facilities to enable Egan Hub to perform the requested services.

2. APPLICABILITY AND CHARACTER OF SERVICE

2.1 This rate schedule shall apply to all Interruptible imbalance trading service

rendered by Egan Hub to Customer at Egan Hub's facilities located in Acadia Parish, Louisiana

pursuant to an executed Exhibit B to Customer's Hub Services Agreement.

2.2 Interruptible imbalance trading service rendered by Egan Hub to Customer under this

rate schedule shall consist of the trading of imbalance quantities by Egan Hub for Customer at

agreed upon Point(s) of Receipt and Point(s) of Delivery on Egan Hub's system upon nomination

by Customer, and shall also permit the trading of imbalance quantities among Customers. Egan

Hub shall, on an Interruptible basis, accept nominations from Customer for Point(s) of Receipt

and Point(s) of Delivery located on Egan Hub's system for quantities of Gas up to the

quantities set forth in Exhibit B of Customer's Hub Services Agreement, in order to permit

Customer to trade imbalances created under rate schedules set forth in this FERC Gas Tariff.

Further, Egan Hub, on an Interruptible basis, shall permit Customer with imbalance quantities,

upon prior notification to Egan Hub, to trade such imbalance quantities with another Customer,

up to the quantities set forth in Exhibit B of Customer's Hub Services Agreement.