Mississippi Canyon Gas Pipeline, LLC

First Revised Volume No. 1

Effective Date: 11/01/2009, Docket: RP10-12-000, Status: Pending

Third Revised Sheet No. 107 Third Revised Sheet No. 107

Superseding: Second Revised Sheet No. 107

GENERAL TERMS AND CONDITIONS (cont'd)

13.2 Resolution of Monthly Imbalances (cont'd)

(d) Subject to the provisions of subsection 13.2(g), if

Shipper's Net Monthly Imbalance is positive after the

expiration of the Trading Period, Shipper shall pay

Transporter for Shipper's Net Monthly Imbalance at the

following price: (a) the Index Price minus (b) the lowest

applicable 100% load factor rate per Dth under Shipper's FT-

1 or FT-2 Transportation Service Agreement.

(e) Subject to the provisions of subsection 13.2(g) below, if

Shipper's Net Monthly Imbalance is negative after the

expiration of the Trading Period, Transporter shall pay

Shipper for its Net Monthly Imbalance at the following

price: (a) the Index Price minus (b) the lowest applicable

100% load factor rate per Dth under Shipper's FT-1 or FT-2

Transportation Service Agreement.

(f) The Index Price for each specific month shall be equal to

the sum of the spot prices published by Natural Gas

Intelligence for delivery to the indicated pipelines during

the month in which Shipper's Net Monthly Imbalance was

incurred, divided by the number of such prices utilized by

Transporter as determined below:

(i) Natural Gas Intelligence Gas Price Index ("NGI"),

"South Louisiana," Texas Eastern, E. LA;

(ii) NGI, "South Louisiana", Columbia, Onshore;

(iii) NGI, "South Louisiana," Southern Natural;

(iv) NGI, "South Louisiana," Koch Gateway.

With respect to Natural Gas Intelligence Gas Price Index

("NGI"), Transporter will use the weekly postings published

during the month within the following parameters. The first

weekly posting to be used will be the first issue of NGI

Price Index published during the month. The last weekly

posting to be used will be the last issue of said

publication published no later than two (2) Business Days

prior to the nomination deadline set forth in Section 11

above for the first day of the following month.