Northern Natural Gas Company

Fifth Revised Volume No. 1

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Effective Date: 07/09/2007, Docket: RP07-483-000, Status: Effective

First Revised Sheet No. 205A First Revised Sheet No. 205A : Effective

Superseding: Original Sheet No. 205A



New Services Settlement. The Stipulation and Agreement of Settlement filed in

Northern's proceedings on March 29, 1991 in Docket No. RP88-259 et al.,

including Northern's Fourth Revised Volume No. 1 of Northern's FERC Gas Tariff.


Non Pipeline Delivery Points. The term "Non Pipeline Delivery Points" shall

mean a Point(s) of Delivery on Northern's system which interconnects with the

facilities of an entity in the Market Zone or Argus Field Zone which is not an

interstate pipeline, intrastate pipeline or Hinshaw pipeline.


Operational Zone. The term "Operational Zone" shall refer to the geographical

divisions of Northern's Market Area, A-B-C, D and E-F; and the Field Area,

Argus as shown on the map on Sheet No. 26 of this FERC Gas Tariff.


Out-of-Balance Volumes. The out-of-balance volumes shall be the difference

between the volumes scheduled at a delivery point and volumes actually delivered

to the delivery point.


Plant Products. The term "Plant Products" shall mean the hydrocarbon products

extracted, saved and sold from gas processed in a processing plant. These

hydrocarbon products shall include, but not be limited to, ethane, propane,

butanes and natural gasoline individually or as a mixture.


Plant Loss. The term "Plant Loss" shall mean the Btu's delivered to a

processing plant less plant fuel, shrinkage, and residue gas.


Plant Fuel. The term "Plant Fuel" shall mean the volume of gas consumed for

operation of a processing plant.


Plant Volume Reduction. The term "Plant Volume Reduction" or "(PVR)" shall mean

a quantity of Btu's equal to the total of plant loss, fuel and shrinkage.