Northern Natural Gas Company

Fifth Revised Volume No. 1

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Effective Date: 06/01/2009, Docket: RP96-272-092, Status: Effective

Seventh Revised Sheet No. 66B.03 Seventh Revised Sheet No. 66B.03

Superseding: Sixth Revised Sheet No. 66B.03

14/ For the period beginning with the in-service date of the facilities and continuing for five (5) years,

Shipper shall pay a monthly firm reservation charge equal to the MDQ multiplied by $0.3803/Dth/Day

multiplied by 30.4, plus the maximum commodity rate as specified in Northern's Tariff, as amended from

time to time. These rates include the applicable Annual Charge Adjustment and electric compression

charges.

15/ For the period 11/01/2006 until 10/31/2016 Shipper shall pay a monthly firm reservation charge equal

to the MDQ multiplied by $0.363/Dth/day multiplied by 30.4. In addition, Shipper shall pay the maximum

commodity rate as specified in Northern's Tariff, as amended from time to time, for all volumes

delivered; plus all current and future applicable surcharges. In addition, Shipper shall pay fuel use

and unaccounted for and electric compression charges in accordance with Northern's FERC Gas Tariff.

The rate is applicable from any Market Area receipt point for deliveries to the Ethanol Plant Primary

Delivery Point. If on any day Shipper uses any of the entitlement identified in this Agreement at any

other delivery point, the rate will not be applicable. If this entitlement is used at any other

delivery point during one day of a month, the contract rate for the month for such volume used at any

other delivery point shall be the maximum TFX tariff rate for the month multiplied by 2.

17/ For the contract MDQ, Shipper shall pay an annual average reservation charge equal to $0.4845/Dth/Day

allocated between winter and summer as agreed to by the parties. In addition Shipper shall pay a

commodity rate equal to the maximum rate provided in Northern's FERC Gas Tariff as amended from time

to time. These rates include the applicable Annual Charge Adjustment and electric compression

charges.

In addition to the above rates, Shipper shall pay the FERC approved Carlton surcharge and all FERC

approved surcharges that are made effective after the effective date of this Amendment and applicable

to the service provided hereunder.

21/ For the period 3/01/2007 until 01/31/2017, for the contract MDQ, Shipper shall pay a total monthly

reservation charge equal to $0.3367/Dth multiplied by the contract MDQ multiplied by 30.4. In

addition, Shipper shall pay a commodity rate equal to the maximum rate provided in Northern's FERC Gas

Tariff as amended from time to time. These rates include the applicable Annual Charge Adjustment and

electronic compression charges. In addition to the above rate(s), Shipper shall pay any applicable

fuel use and unaccounted for.

In addition to the above rates, Shipper shall pay the FERC approved Carlton surcharge and all FERC

approved surcharges that are made effective after the effective date of this Amendment and applicable

to the service provided hereunder.

23/ For the period 4/1/2007 through 4/30/2017, for the contract MDQ, Shipper shall pay a total monthly

reservation charge equal to $0.3366/Dth multiplied by the contract MDQ multiplied by 30.4. In

addition, Shipper shall pay a commodity rate equal to the maximum rate provided in Northern's FERC Gas

Tariff as amended from time to time. These rates include the applicable Annual Charge Adjustment and

electric compression charges. In addition to the above rates, Shipper shall pay any applicable fuel

use and unaccounted for.

In addition to the above rates, Shipper shall pay the FERC approved Carlton surcharge and all FERC

approved surcharges that are made effective after the effective date of this Amendment and applicable

to the service provided hereunder.

26/ For the period 06/01/2007 through 05/31/2009, for the contract MDQ, Shipper shall pay a monthly

reservation charge equal to $0.6000/Dth multiplied by the contract MDQ multiplied by 30.4 (except that

in the first and last months the rates shall be multiplied by the applicable number of days in the

month of service).

For the period 06/01/2009 through 05/31/2017, for the contract MDQ, Shipper shall pay a monthly

reservation charge equal to $1.2447/Dth multiplied by the contract MDQ multiplied by 30.4 (except that

in the first and last months the rates shall be multiplied by the applicable number of days in the

month of service).

In addition to the above rates, Shipper shall pay (i) the FERC approved Carlton surcharge and (ii) all

FERC approved surcharges that are made effective after the effective date of this Amendment and

applicable to the service provided hereunder.