Dauphin Island Gathering Partners

First Revised Volume No. 1

Effective Date: 03/16/1999, Docket: CP98- 6-003, Status: Effective

Origianl Sheet No. 122 Origianl Sheet No. 122 : Effective

(i) Impurities. The gas shall be free from polychlorinated biphenyls and

commercially free (at prevailing pressure and temperature in Transporter's MP

Facility) from dust, gums, sand, oil or other foreign substances which may be

injurious to Transporter's MP Facility or other facilities.

(j) Total Heating Value. No gas received hereunder at any Receipt Point(s) on

Transporter's MP Facility shall have a total heating value (1) less than 1000 Btu

per cubic foot (as determined in accordance with Section 3 of these General

Terms and Conditions), or (2) in excess of that permitted by the most strict

quality specification for maximum total heating value of the downstream

pipelines at all Delivery Points on Transporter's MP Facility; provided,

Transporter shall accept receipt of gas not meeting such maximum heating value

specification if Shipper processes such gas or has it processed to comply with

such specification prior to the delivery of such gas to the downstream pipeline(s)

at the Delivery Point(s).

Notwithstanding 2.1(a) through (i) above, inclusive, all gas delivered or caused to be

delivered by Shipper to Transporter at the Receipt Point(s) shall conform to the most

strict quality specification of the downstream pipelines at the Delivery Points for each

individual quality specification, any of which may be waived by Transporter in its

discretion on a nondiscriminatory basis.

2.2 Specifications:

All gas delivered or caused to be delivered by Shipper to Transporter at the Receipt

Point(s) on Transporter's DI Facility shall conform to the following quality

specifications, any of which may be waived by Transporter in its discretion on a

nondiscriminatory basis:

(a) Oxygen. The gas shall not contain more than two-tenths of one percent (0.2%)

by volume of oxygen, and Shipper shall make every reasonable effort to keep

the gas free of oxygen.

(b) Liquids and Water Vapor. The gas shall be free of water and hydrocarbons in

liquid form at the temperature and pressure at which the gas is received at the

Receipt Point(s), and shall not contain in excess of seven (7) pounds of water

vapor per million cubic feet.