Caledonia Gas And Storage

First Revised Volume No. 1

Effective Date: 09/30/2010, Docket: RP10-1032-000, Status: Effective

Original Sheet No. 9 Original Sheet No. 9

INTERRUPTIBLE STORAGE SERVICE (“ISS”) RATE STATEMENT

RATE UNITS Interruptible Storage Market Based/ $/Dth/time period

Charge Negotiable

Payment shall be equal to the Interruptible Storage

Charge specified in Customer’s ISS Service Agreement multiplied by

Customer’s Interruptible Maximum Storage Quantity or Customer’s

Interruptible Storage Inventory, as specified in Customer’s ISS Service

Agreement.

Storage Injection Market Based/ $/Dth

Charge Negotiable

Payment shall be equal to the Storage Injection

Charge specified in Customer’s ISS Service Agreement multiplied by the

Dth quantity (including fuel, if applicable) Customer tenders to

Caledonia for injection into storage.

Storage Withdrawal Market Based/ $/Dth

Charge Negotiable

Payment shall be equal to the Storage Withdrawal

Charge specified in Customer’s ISS Service Agreement multiplied by the

Dth quantity (including fuel, if applicable) Caledonia withdraws from

storage for Customer’s account.

Overrun Injection Market Based/ $/Dth

Charge Negotiable

Payment shall be equal to the Overrun Injection

Charge specified in Customer’s ISS Service Agreement multiplied by the

Dth quantity (including fuel, if applicable) Caledonia shall have

injected into storage for Customer’s account in excess of Customer’s

Maximum Daily Injection Quantity for such Gas Day during a given Month.

Overrun Withdrawal Market Based/ $/Dth

Charge Negotiable Payment shall be equal to the Overrun Withdrawal

Charge specified in Customer’s ISS Service Agreement multiplied by the

Dth quantity (including fuel, if applicable) Caledonia shall have

withdrawn from storage for Customer’s account in excess of Customer’s

Maximum Daily Withdrawal Quantity for such Gas Day during a given Month.

Fuel Reimbursement Market Based/ $/Dth

This amount of Gas shall be reimbursed by Customer in kind or paid in

dollars per Dth, on a daily basis as determined pursuant to the General

Terms and