Colorado Interstate Gas Company

First Revised Volume No. 1

Effective Date: 06/01/2010, Docket: RP10-689-000, Status: Effective

Second Revised Sheet No. 13G.02 Second Revised Sheet No. 13G.02

Superseding: First Revised Sheet No. 13G.02

STATEMENT OF RATES FOR TRANSPORTATION/STORAGE OF NATURAL GAS

FOOTNOTES

(Continued)

(Note 12 continued)

Base Rates per Dth

at 1000 Btu

-------------------

Rate Schedule Minimum Maximum

------------- ------- -------

IS-1:

Interruptible Storage Rate (Applied monthly to the

average daily balance of Gas in storage for

Shipper's account during the Month) . . . . $0.0000 $0.1028

Quantity Injection Rate. . . . . . . . . . . $0.0117 $0.0117

Quantity Withdrawal Rate . . . . . . . . . . $0.0117 $0.0117

IS-Y:

Interruptible Storage Rate (Applied monthly to the

average daily balance of Gas in storage for

Shipper's account during the Month) . . . . $0.0000 $0.1230

Quantity Injection Rate. . . . . . . . . . . $0.0209 $0.0209

Quantity Withdrawal Rate . . . . . . . . . . $0.0209 $0.0209

Daily Authorized Injection/Withdrawal

Overrun Rate . . . . . . . . . . . . . . . . . . $0.0418 $0.1439

Daily Authorized Storage Capacity Overrun Rate . $0.0418 $0.1439