Petal Gas Storage, L. L. C.

Original Volume No. 1

Effective Date: 05/01/2002, Docket: RP02-188-000, Status: Effective

First Revised Sheet No. 5 First Revised Sheet No. 5 : Effective

Superseding: Original Sheet No. 5

FSS RATE SCHEDULE

FIRM STORAGE SERVICE

1. AVAILABILITY

This rate schedule is available to any customer for the purchase of firm

natural gas storage service from Petal given that:

(a) Petal has determined that it has sufficient available and uncommitted

firm storage capacity to perform service requested by Customer;

(b) Customer and Petal have executed a firm storage service agreement under

this rate schedule;

service required for utilization of the storage service provided under

this rate schedule; and

(d) Customer satisfies the creditworthiness criteria in accordance with

Section 3 of the General Terms and Conditions.

2. APPLICABILITY AND CHARACTER OF SERVICE

This rate schedule shall apply to all firm storage service rendered by Petal

to Customer pursuant to an executed firm storage service agreement.

Firm storage service rendered by Petal to Customer under this rate schedule

shall consist of:

(a) The daily injection of Customer's gas per Customer's nomination up to

Customer's Total Maximum Daily Injection Quantity ("TMDIQ") stated in

the executed firm storage service agreement with Customer, plus any

authorized overrun injection quantity, provided that Customer has firm

Storage Capacity available and delivers the nominated quantity plus

fuel to the Point(s) of Receipt;

(b) The storage of gas in amounts up to Customer's firm Storage Capacity;

and

Customer's gas per Customer's nomination up to Customer's Total Maximum

Daily Withdrawal Quantity ("TMDWQ"), plus any authorized overrun

withdrawal quantity, provided that Customer has sufficient gas stored

in Customer's firm Storage Capacity.