Discovery Gas Transmission LLC
Original Volume No. 1
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Effective Date: 01/01/2008, Docket: RP08- 70-001, Status: Effective
First Revised Sheet No. 171 First Revised Sheet No. 171 : Effective
Superseding: Original Sheet No. 171
13. GAS QUALITY
13.1 SPECIFICATIONS - Except to the extent permitted by the Transporter on a
not unduly discriminatory basis, all Gas received by Transporter from
Shipper shall conform to the following quality specifications:
a. Heating Value. The Gas shall have a heating value of not less
than nine hundred seventy Btus per standard cubic foot (970
Btus/SCF) at 14.73 PSIA.
b. Water Vapor. The Gas shall not contain more than seven pounds of
water per million standard cubic feet (7 lbs/MMcf).
c. Oxygen. The Gas shall not contain more than two-tenths of one per
cent (0.2%) by volume of oxygen.
d. Carbon Dioxide and Nitrogen. The Gas shall not contain more than
two per cent (2%) of carbon dioxide nor more than three per cent
(3%) by volume of a combined total of carbon dioxide and nitrogen.
e. Hydrogen Sulfide. The Gas shall not contain more than one-quarter
grain of hydrogen sulfide per one hundred standard cubic feet (1/4
f. Mercaptans. The Gas shall not contain more than one-quarter grain
of mercaptans per one hundred standard cubic feet (1/4 gr/100
g. Total Sulfur. The Gas shall not contain more than five grains of
total sulfur per one hundred standard cubic feet (5 grs/100 SCF).
h. Dust, Gums and Solid Matter. The Gas shall be commercially free
from dust, gums, gum-forming constituents, and other solid matter.