Dominion Transmission, Inc.

Third Revised Volume No. 1

Effective Date: 09/23/2000, Docket: RP00-555-000, Status: Effective

Original Sheet No. 630 Original Sheet No. 630 : Effective

MPS RATE SCHEDULE

Mainline Pooling Service

1. AVAILABILITY

This Rate Schedule is available to any person or entity

("Customer") for the aggregation of natural gas quantities that

are nominated for transportation and/or storage services to be

performed by Dominion Transmission , Inc. ("Pipeline") in

accordance with service agreements under the various other Rate

Schedules in this FERC Gas Tariff (the "Subject Service

Agreements"), provided that Customer and Pipeline have entered

into an Aggregation Agreement under this Rate Schedule, and that

Customer is willing and able to pay the maximum rates hereunder,

or such other rate to which Pipeline and Customer mutually agree

in accordance with the General Terms and Conditions of this

Tariff.

2. APPLICABILITY AND CHARACTER OF SERVICE

This Rate Schedule shall apply to all natural gas

aggregated by Pipeline for Customer under an executed

Aggregation Agreement that conforms to the form of Agreement

contained in this Tariff. Deliveries from the logical locations

("Eligible Points") identified in the Aggregation Agreement

shall be performed in accordance with provisions of the Subject

Service Agreements and the terms of this Tariff.

Aggregation of nominated quantities under this Rate

Schedule shall be subject to the character and priority of

service that pertains to the associated transportation and/or

storage services, as reflected in the Subject Service

Agreements.

3. QUANTITIES

The quantities that may be aggregated in accordance with

this Rate Schedule shall be limited to the quantities of service

as specified in the Subject Service Agreements. The Aggregation

Agreement shall also specify a Maximum Aggregation Quantity,

based upon the creditworthiness of Customer as determined under

Section 7 of the General Terms.