Tres Palacios Gas Storage LLC

Original Volume No. 1

Effective Date: 07/25/2009, Docket: RP09-260-000, Status: Effective

First Revised Sheet No. 238 First Revised Sheet No. 238

Superseding: Original Sheet No. 238

HUB SERVICES AGREEMENT

(For Use Under Rate Schedules IP, IW, and IL)

This Agreement is made as of the ___day of ___________, ____, by

and between TRES PALACIOS GAS STORAGE LLC, a Delaware limited

liability company herein called "TRES PALACIOS," and

__________________________, a _________________, herein called

"Customer," (each of TRES PALACIOS and Customer, a "Party," and

collectively, the "Parties"), pursuant to the following recitals

and representations:

WHEREAS, TRES PALACIOS owns and operates an underground natural

gas storage facility known as the Tres Palacios Gas Storage

facility, located in Texas, and is authorized to provide natural

gas storage and related services in interstate commerce by way of

the Tres Palacios Gas Storage facility; and

WHEREAS, Customer has requested that TRES PALACIOS provide certain

interruptible hub natural gas storage services for Customer; and

WHEREAS, TRES PALACIOS has agreed to provide such interruptible

hub storage services for Customer subject to the terms and

conditions set forth in this Agreement.

NOW, THEREFORE, TRES PALACIOS and Customer agree as follows:

ARTICLE I - SCOPE OF AGREEMENT

Following the commencement of service hereunder, in accordance

with the terms of TRES PALACIOS' Rate Schedules IP, IW, and/or IL,

as applicable, and of this Agreement, TRES PALACIOS shall provide

Interruptible service for Customer and shall receive, inject,

park, store, wheel, loan, withdraw and redeliver, as the case may

be, quantities of Gas up to the Customer's MDIQ, MDWQ, MSQ,

Maximum Park Quantity, Maximum Loan Quantity, and/or MDTQ, as

applicable, as set forth on Exhibits A, B and/or C hereto.

Customer and TRES PALACIOS may execute more than one of each of

Exhibits A, B and/or C during the term of this Agreement, covering

multiple transactions for Hub Services.

ARTICLE II - POINTS OF RECEIPT AND DELIVERY

The point(s) at which the Gas is to be tendered by Customer to

TRES PALACIOS under this Agreement shall be any of the Point(s) of

Receipt as posted on TRES PALACIOS' Internet Web Site, unless

Point(s) of Receipt are otherwise designated on Exhibits A, B

and/or C hereto.

The point(s) at which the Gas is to be tendered by TRES PALACIOS

to Customer under this Agreement shall be any of the Point(s) of

Delivery as posted on TRES PALACIOS' Internet Web Site, unless

Point(s) of Delivery are otherwise designated on Exhibits A, B

and/or C hereto.