Reliant Energy Gas Transmission Company

Fifth Revised Volume No. 1

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Effective Date: 02/01/2003, Docket: RP96-200-095, Status: Effective

First Revised Sheet No. 660 First Revised Sheet No. 660 : Effective

Superseding: Original Sheet No. 660



Contract Rate Contract

Shipper Name Number Schedule Demand Receipt Point(s) Delivery Point(s) Rate

------------------------- ------- -------- -------- -------------------- -------------------------------------- -----------------

Oneok Energy Marketing, 1003138 FT 62,000 Neutral 1/ See 2/ or 3 below,

And Trading Company, L.P. South as applicable


West 1 and West 2


If, for any day, the Daily Price Index calculation is less than $0.045/Dth, then the Daily Price Index for that day shall be deemed to be



An incremental fee or add-on shall apply if, and to the extent that, Shipper utilizes receipts from certain locations for eligible services

under the Agreement as follows:


-- For each Dth of receipts from the North Pooling Area: $0.02/Dth

-- For each Dth of receipts from the West 1 or West 2 Pooling Areas, the incremental fee shall be fifty percent (50%) of the difference

remaining when the Midpoint Price (Gas Daily) for Reliant West is subtracted from the Midpoint Price (Gas Daily) for Reliant East for the

applicable day; provided, however, that the incremental fee shall never be below $0.00/Dth.


To the extent not deemed unauthorized overrun quantities, eligible quantities for which the initial Receipt Point into Transporter's system

cannot be determined ("Excess Quantities") shall be deemed to have been received as follows:

(i) If there are no scheduled overrun nominations, Excess Quantities shall be prorated based on Shipper's nominations;

(ii) If there are scheduled overrun nominations, the Excess Quantities shall be prorated among those overrun nominations; and

(iii) If there are no nominations, then Excess Quantities may be deemed to have been received at the point or from the Pool, which would

result in the highest rate hereunder.


If Shipper releases capacity, it shall pay Transporter for any of the foregoing incremental Commodity Rate charges not received by Transporter

from the replacement Shipper.


Transporter and Shipper may agree to convert (1) above, (2) above, or both to a fixed price. Alternatively, Transporter may require such conversion

subject to identification of party to provide financial risk management transaction with Shipper to support fixed price.


If Transporter is unable to collect Negotiated Rates for any reason during the term of the contract, Transporter may elect to (i) continue to use

formula rate capped at maximum; (ii) continue to use formula rate capped at maximum and adjust billings prospectively and retroactively up to

maximum to collect deferred amounts; or (iii) charge maximum rates and Shipper has termination right in such event. The rate for any authorized

overrun quantities shall be the greater of the applicable maximum Tariff rate or the applicable formula unit rate. Rate includes any applicable

GRI, ACA, GT&C Section 13.4, Order No. 528 and Order No. 636 transition costs surcharges. Standard Rate and Related Provisions for Non-Maximum

Rate Agreements, shown in the REGT News section of REGT's Internet web site "," shall be applicable to this