Horizon Pipeline Company, L.L.C.

Original Volume No. 1

Effective Date: 02/22/2009, Docket: RP09-246-000, Status: Effective

First Revised Sheet No. 159A First Revised Sheet No. 159A

Superseding: Original Sheet No. 159A

GENERAL TERMS AND CONDITIONS

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Mercaptans

Mercury and/or any other contaminants being measured

Other pertinent gas quality information that is specific in

Horizon's Tariff, including these General Terms and

Conditions

(3) Data posted pursuant to the prior paragraph,

Section 14.1(a)(2), are made available on Horizon's Interactive Website

for the most recent three-month period. Beyond the initial three-month

period, the historical data is made available offline in accordance with

regulatory requirements. Such posted data are provided in a tabular

downloadable file described by Horizon in the posting. The first row of

the file contains the column headers. For any location(s), Horizon may,

at its discretion, elect to provide gas quality information in addition

to that specified in the prior paragraph. Horizon may choose how to

provide the information.

(b) The non-secure information is primarily comprised of

FERC mandated informational postings. Horizon may add informational

sections to this web site in order to facilitate timely and complete

communications with customers. The secure region provides access to

Nominations, Flowing Gas/Volume Inquiry data, Invoicing, Contracting and

Capacity Release Processing. Logons and passwords required to enter the

secure region of the web site may be obtained per the procedures

outlined in Section 14.2.

(1) INFORMATION POSTINGS AND PLANNING TOOLS

The types of information available through the

Informational Postings selection of this web site include: (i) all

affiliated marketer information, including names and addresses for

affiliated marketing companies; (ii) reports on operationally available

capacity, design capacity, unsubscribed capacity and released capacity

at Receipt/Delivery Points; (iii) critical notices concerning capacity

related issues and non-critical notices, providing relevant contracts

and customer information; (iv) the FERC Index of Customers and the FERC

Contract Transactional Postings, (v) the tariff, with search, download

and print capabilities; (vi) imbalance volumes available for trading

among Shippers prior to cashout as provided in Section1 15 hereof and

(vii) point catalog.

(2) NOMINATIONS

This feature allows for submittal of all

transportation nominations, transfer nominations, predetermined

allocations and nomination priorities as required in Section 7 of these

General Terms and Conditions.