Mississippi Canyon Gas Pipeline, LLC

First Revised Volume No. 1

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Effective Date: 06/01/2000, Docket: RP00-271-000, Status: Effective

First Revised Sheet No. 107 First Revised Sheet No. 107 : Effective

Superseding: Original Sheet No.107

GENERAL TERMS AND CONDITIONS (cont'd)

13.2 Resolution of Monthly Imbalances (cont'd)

(c) To aid Shippers in managing the magnitude of their

individual Net Monthly Imbalance, Transporter will

post on Transporter's Interactive Internet Website

daily by Transportation Service Agreement an

Estimated Net Imbalance calculated as above with

the data available then to date.

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

if Shipper has accrued a positive Net Monthly

Imbalance, 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 has accrued a negative Net

Monthly Imbalance, 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.