National Fuel Gas Supply Corporation

Third Revised Volume No. 1

Effective Date: 04/01/1997, Docket: RP97-201-000, Status: Effective

First Revised Sheet No. 99 First Revised Sheet No. 99 : Superseded

Superseding: Sub. Original Sheet No. 99

ESS RATE SCHEDULE

Enhanced Storage Service

2. APPLICABILITY AND CHARACTER OF SERVICE

2.1 The storage service provided under this ESS Rate Schedule shall be

performed under Subparts B, G, or K of Part 284 of the Commission's

Regulations. This ESS Rate Schedule shall apply to all gas stored

by Transporter for Shipper pursuant to an ESS Service Agreement.

This ESS Rate Schedule, in conjunction with the EFT Rate Schedule,

sets forth the terms and conditions of the "no-notice" transporta-

tion service required by Section 284.8(a)(4) of the Commission's

Regulations.

2.2 Service hereunder shall be provided on a firm basis. However,

service may be interrupted for any of the reasons set out in

Section 8 of the General Terms and Conditions hereof, or whenever

necessary to maintain gas quality or the integrity of Transporter's

system.

2.3 Service hereunder shall consist of the receipt of natural gas

delivered to storage facilities utilized by Transporter pursuant to

Shipper's EFT Service Agreement, the injection of gas into storage

facilities utilized by Transporter, the storage and withdrawal of

that gas, and the delivery of that gas, after reductions as set out

in the ESS Service Agreement and Section 3 of this ESS Rate

Schedule, into Transporter's transmission facilities for subsequent

transportation pursuant to Shipper's EFT Service Agreement.

Transporter shall not be required:

(a) to accept any gas during periods of time not within the

Injection Period, which shall commence April 1st and end

November 1st,

(b) to accept on any day a quantity of gas in excess of the sum of

the Maximum Daily Injection Quantity (MDIQ) specified in the

ESS Service Agreement, or the percentage thereof as is

applicable pursuant to Section 2.11 hereof, and a quantity

sufficient to satisfy the retention described in Section 3.3

hereof,