Horizon Pipeline Company, L.L.C.

Original Volume No. 1

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Effective Date: 04/01/2002, Docket: RP02-165-000, Status: Effective

Original Sheet No. 208A Original Sheet No. 208A : Effective

GENERAL TERMS AND CONDITIONS

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(k) HYDROGEN

The gas shall contain no carbon monoxide,

halogens, or unsaturated hydrocarbons, and no more than four

hundred parts per million (400 ppm) of hydrogen.

20.2 TOXIC HAZARDOUS SUBSTANCES

Shipper agrees to supply or cause its designee to

supply to Horizon upon demand, at any time and from time to time,

a sample of liquids removed from the gas stream at any Receipt

Point, whether removed by a coalescer or otherwise, for analysis

at a laboratory of Horizon's choosing. If at any time PCBs or any

other toxic substances or chemicals that Horizon deems hazardous

and/or in any way unsafe for transportation are found in the

liquid samples supplied to Horizon by Shipper, Horizon may in its

sole discretion immediately cease the receipt of such gas and any

associated liquids through its facilities. Upon proof that such

toxic or hazardous substances are no longer present at levels

deemed unsafe by Horizon, Horizon shall restore service to Shipper

at the affected Receipt Point.