Northern Natural Gas Company

Fifth Revised Volume No. 1

Effective Date: 02/21/2009, Docket: RP09-232-000, Status: Effective

Fourth Revised Sheet No. 406 Fourth Revised Sheet No. 406

Superseding: Third Revised Sheet No. 406

[Company

Logo]

(Placement on page, number of pages, format, capitalization and font may vary)

Segmented Firm Throughput Service Agreement

Rate Schedule [insert proper rate schedule]

(TF or TFX Rate Schedules)

[Attach applicable Appendices]

Date:_______________

Shipper's Name and Address for Notices: Shipper's Name and Address for Invoices:

_____________________________________________ ______________________________________________

ATTN:________________________________________ ATTN:_________________________________________

[For Market Area Segmented Agreements, Access/Delivery, as applicable]

Contract No.: _________________

Related (Insert Applicable References) Contract No. ____________

Term: From__________________ To ____________

This Agreement is entered into as a result of Shipper's request to segment Contract No.______

Rates shall be Northern's maximum rates and charges plus all applicable surcharges in

effect from time to time under the applicable Rate Schedule on file with the Commission

unless otherwise agreed to by the parties in writing. The primary point(s) must be the same as the

primary point(s) of the underlying base contract, except that [the primary receipt point shall be the

MID 17 Segmentation Point (on a Delivery Segment contract) or the primary delivery point shall be the

MID 17 Segmentation Point (on an Access Segment contract), as applicable]. The provisions of the

underlying base contract are applicable to this Agreement unless otherwise agreed to by the parties in

writing. The MDQ shall be limited to the available MDQ on the Shipper's base service agreement.

This transportation shall be provided pursuant to Subpart ______ of Part 284 of the Federal Energy

Regulatory Commission's regulations.

The contract maximum daily quantities and primary receipt and delivery points are set forth on Appendix

A. [Delivery Segment - and if necessary, Appendix B].

If made available by Shipper, Northern agrees to receive and deliver thermally equivalent volumes of

natural gas as set forth in this Agreement.

The parties agree that a facsimile or other electronic version of this document, when properly executed

and transmitted, shall be considered for all purposes to be an original document, and shall be deemed

for all purposes to be signed and constitute a binding agreement. The entire agreement must be faxed

or transmitted to Northern. Upon Northern's acceptance and execution, an executed copy will be

returned via FAX to the number appearing on the faxed offer or such other number as directed or

otherwise electronically transmitted.