El Paso Natural Gas Company

First Revised Volume No. 1-A

Effective Date: 09/01/1991, Docket: RP88- 44-019, Status: Effective

First Revised Sheet No. 211 First Revised Sheet No. 211 : Superseded

Superseding: Original Sheet No. 211

TRANSPORTATION GENERAL TERMS AND CONDITIONS

(Continued)

5. QUALITY

5.1 All natural gas received by El Paso at any mainline Receipt

Point(s) shall conform to the following specifications and

must be, in El Paso's reasonable judgment, otherwise

merchantable:

(a) Liquids - The gas shall be free of water and hydrocarbons

in liquid form at the temperature and pressure at which

the gas is received. The gas shall in no event contain

water vapor in excess of seven (7) pounds per million

standard cubic feet.

(b) Hydrocarbon Dew Point - The hydrocarbon dew point of the

gas received shall not exceed twenty degrees Fahrenheit

(20~F) at normal pipeline operating pressures.

(5) grains 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:

(i) Hydrogen Sulfide - The gas shall not contain

more than one-quarter (0.25) grain of hydrogen

sulfide per one hundred (100) standard cubic

feet.

(ii) Mercaptan Sulfur - The mercaptan sulfur content

shall not exceed more than three-quarters

(0.75) grain per one hundred (100) standard

cubic feet.

(iii) Organic Sulfur - The organic sulfur content

shall not exceed one and one-quarter (1.25)

grains 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.

(d) 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.