TransColorado Gas Transmission Company

Original Volume No. 1

Effective Date: 05/15/2000, Docket: GT00- 25-000, Status: Effective

First Revised Sheet No. 241 First Revised Sheet No. 241 : Superseded

Superseding: Original Sheet No. 241

GENERAL TERMS AND CONDITIONS

11. QUALITY OF GAS

All natural gas received by TransColorado shall conform to the

following specifications and must be, in TransColorado's reasonable

judgment, otherwise merchantable.

11.1 Heat Content. The gas shall have a heating value of not less

than 967 Btu per cubic foot.

11.2 Liquids. The gas shall be free of water and hydrocarbons in

liquid form at the temperature and pressure at which the gas is delivered.

The gas shall in no event contain water vapor in excess of seven (7)

pounds per million standard cubic feet.

11.3 Hydrocarbon Dew Point. The hydrocarbon dew point of the gas

delivered shall not exceed twenty degrees Fahrenheit (20øF) at a pressure

of 600 psig.

11.4 Total Sulfur. The gas shall not contain more than three-

quarters (0.75) grain of total sulfur per one hundred (100) standard cubic

feet, which includes hydrogen sulfide, carbonyl sulfide, carbon disulfide,

mercaptans, and mono-, di- and poly-sulfides. The gas shall also meet the

following individual specifications for hydrogen sulfide, mercaptan sulfur

or organic sulfur:

(a) Hydrogen Sulfide. The gas shall not contain more than

one-quarter (0.25) grain of hydrogen sulfide per one hundred (100)

standard cubic feet.

(b) Mercaptan Sulfur. The mercaptan sulfur content shall

not exceed more than three-tenths (0.3) grain per one hundred (100)

standard cubic feet.

exceed five-tenths (0.5) grain per one hundred (100) standard cubic feet,

which includes mercaptans, mono-, di- and poly-sulfides, but it does not

include hydrogen sulfide, carbonyl sulfide or carbon disulfide.

11.5 Oxygen. The oxygen content shall not exceed two-tenths of one

percent (0.2%) by volume and every reasonable effort shall be made to keep

the gas delivered free of oxygen.