Centra Pipelines Minnesota Inc.

Second Revised Volume No. 2

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Effective Date: 10/16/1991, Docket: RP91-136-002, Status: Effective

Original Sheet No. 17 Original Sheet No. 17 : Effective


substantiation be paid, credited or refunded, as the case may be,


within thirty (30) days after the final determination thereof.







7.1 The gas delivered to Centra for transportation hereunder and the


gas conforming to the following specifications:



(a) Shall have a minimum gross heating value of nine hundred


(900) Btu's per cubic foot.



(b) Shall be commercially free (at prevailing pressure and


temperature) from sand, dust, gums, oils, hydrocarbons


liquefiable at temperatures in excess of fourteen degrees


(14.) Fahrenheit at eight hundred (800) psia absolute,


impurities, other objectionable substances which may


become separated from the gas, and other solids and liquids


which will render it unmerchantable or cause injury to or


interference with proper operations of the lines, regulators,


meters or other appliances through which it flows; and shall


not contain any substance not contained in the gas at the


time the same was produced other than traces of those


materials and chemicals necessary for the transportation and