Petal Gas Storage, L. L. C.

Original Volume No. 1

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Effective Date: 01/09/2010, Docket: RP10-229-000, Status: Effective

Original Sheet No. 3A Original Sheet No. 3A

PETAL GAS STORAGE, L.L.C.

FSS-1 RATE STATEMENT - FIRM STORAGE SERVICE*

RATE UNITS

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Storage Capacity Charge Market Based/Negotiable $/dth

Paid on a monthly basis. Payment is equal to the Storage Capacity Charge multiplied

by Customer's Firm Storage Capacity.

Storage Deliverability Charge Market Based/Negotiable $/dth

Paid on a monthly basis. Payment is equal to the Storage Deliverability Charge

multiplied by Customer's Total Maximum Daily Withdrawal Quantity.

Storage Injection Charge Market Based/Negotiable $/dth

Paid on a monthly basis. Payment is equal to the Storage Injection Charge multiplied

by the dth quantity injected by the Customer during a given month.

Overrun Injection Charge Market Based/Negotiable $/dth

Paid on a monthly basis. Payment is equal to the Overrun Injection Charge multiplied

by the dth quantity injected by Customer pursuant to Section 3(a) under Rate Schedule

FSS-1.

Storage Withdrawal Charge Market Based/Negotiable $/dth

Paid on a monthly basis. Payment is equal to the Storage Withdrawal Charge multiplied

by the dth quantity withdrawn by Customer during a given month.

Overrun Withdrawal Charge Market Based/Negotiable $/dth

Paid on a monthly basis. Payment is equal to the Overrun Withdrawal Charge multiplied

by the dth quantity withdrawn by Customer pursuant to Section 3(b) under Rate Schedule

FSS-1.

Fuel Reimbursement Charge. A monthly charge for fuel and losses associated with

providing storage services for Customer equal to the applicable Fuel Reimbursement

Calculation.

* All quantities of natural gas are measured in dekatherms (dth).