Discovery Gas Transmission LLC

Original Volume No. 1

Effective Date: 04/01/2010, Docket: RP10-270-001, Status: Effective

Fourth Revised Sheet No. 42 Fourth Revised Sheet No. 42

Superseding: Third Revised Sheet No. 42

and dividing the result by two thousand nine hundred and twenty

(2920).

b. Transportation service hereunder, through all or any portion of

the Mainline Facilities or Expansion Facilities, as appropriate,

on Transporter's System, will be Firm, subject to the availability

of capacity, to the provisions of an Effective FT-2 Firm Service

Agreement, and to the General Terms and Conditions.

c. Transportation service hereunder will consist of the acceptance by

Transporter of Gas tendered for the account of Shipper for

Transportation from the Primary Receipt Point(s) specified in an

Effective FT-2 Firm Service Agreement, the Transportation of that

Gas through the Mainline Facilities or Expansion Facilities, as

appropriate, on Transporter's System, and the delivery of that

Gas, after appropriate reductions for Fuel, Lost and Unaccounted

for Gas, for the account of Shipper at the Primary Delivery

Point(s) specified in an Effective FT-2 Firm Service Agreement or

Alternate Delivery Point(s) on the Mainline Facilities or

Expansion Facilities, as appropriate, as nominated by Shipper.

d. Transporter shall not be obligated to provide Transportation

service hereunder in excess of the MDVQ-Mainline and MDVQ-

Expansion, as determined for each Contract Year in accordance with

Subsection 2.a.

e. Shipper shall submit documentation to Transporter in accordance

with Subsection 1.f. of this FT-2 Rate Schedule, proving the P-50

reserves of the Committed Production. If, in Transporter's

reasonable judgment, the documentation submitted by Shipper fails

to establish the P-50 reserves of the Committed Production,

Transporter and Shipper will review the data underlying the

documentation and attempt to reach agreement. If Transporter and

Shipper are unable to reach such agreement, Transporter and

Shipper will agree upon a qualified third-party expert whose good

faith determination shall establish the P-50 reserves of the

Committed Production and shall be binding upon Transporter and

Shipper. Transporter and Shipper will share equally the costs of

the qualified third-party expert agreed to by Transporter and

Shipper.

f. If, after the commencement of production from Committed

Production, Shipper fails to ship at least fifty per cent (50%) of

its MDVQ-Mainline or MDVQ-Expansion during any consecutive twelve

(12) Month period, Transporter shall have the right to reduce

Shipper's MDVQ-Mainline or MDVQ-Expansion for the following

Contract Year; provided, however, on a not unduly discriminatory

basis, Transporter and Shipper may agree in Shipper's FT-2 Service