Michigan Gas Storage Company

First Revised Volume No 1

Effective Date: 12/01/1999, Docket: RP00- 33-000, Status: Effective

First Revised Sheet No. 25 First Revised Sheet No. 25 : Superseded

Superseding: Original Sheet No. 25

FORM OF SERVICE AGREEMENT

(For Use Under MGS's Rate Schedule NNS)

(continued)

provide a maximum Storage Capacity quantity in excess of the MDIQ,

MDWQ, or MSQ specified in Paragraph 3 of this Article I.

ARTICLE II

POINT OF RECEIPT AND PRESSURE

Shipper shall deliver or cause to be delivered Gas at the Points of

Receipt hereunder at a pressure sufficient to allow the Gas to enter

MGS's pipeline system at the varying pressures that may exist in

such system from time to time; provided, however, that such pressure

of the Gas delivered or caused to be delivered by Shipper shall not

exceed the Maximum Allowable Operating Pressure (MAOP) specified

below. In the event the MAOP of MGS's pipeline system, at the

Points of Receipt hereunder, is from time to time increased or

decreased, then the MAOP of the Gas delivered or caused to be

delivered by Shipper to MGS at the Points of Receipt shall be

correspondingly increased or decreased upon written notification of

MGS to Shipper. The Points of Receipt and Pressure for all Gas

received for service pursuant to this Agreement shall be:

ARTICLE III

POINT OF DELIVERY AND PRESSURE

Points of Receipt MAOP

1. MGS shall redeliver to Shipper or for the account of Shipper the Gas

transported hereunder at the following Points of Delivery (No Notice

Delivery Points):

Points of Delivery MAOP

ARTICLE IV

TERM OF AGREEMENT

This agreement shall be effective as of (mo)___________, (yr)____ and

shall remain in force and effect through (mo)__________ , (mo)____ and

thereafter until terminated by MGS or Shipper upon twelve (12) Months'

written notice to the other specifying a termination date at the end of

such period or any contract period thereafter.

ARTICLE V

RATE SCHEDULE AND PRICE

1. Shipper shall pay MGS for Gas delivered to Shipper hereunder in

accordance with MGS's Rate Schedule NNS and the applicable

provisions of the General Terms and Conditions of MGS's FERC Gas

Tariff as filed with the Federal Energy Regulatory Commission as the

same may be amended or superseded from time to time. Such Rate

Schedule and General Terms and Conditions are by this reference made

a part hereof.