Northern Natural Gas Company

Fifth Revised Volume No. 1

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Effective Date: 11/22/2003, Docket: RP03-398-000, Status: Effective

Third Revised Sheet No. 269A Third Revised Sheet No. 269A : Superseded

Superseding: Second Revised Sheet No. 269A



I. [Reserved For Future Use]


J. Imbalance Statements.


The imbalance statement shall be rendered prior to or with the

monthly initial invoice. Rendered is defined as postmarked,

time-stamped, or delivered to the designated site.


Upon termination of the Throughput Service Agreement, any imbalances

shall be cashed out/in within thirty (30) days from the date of



K. Imbalance Value Reconciliation


Northern will continue to record to the System Levelized Account on

a monthly basis, the effects of imbalance resolution, separately

recorded by Cash and Liability including value from tiering the MIP,

and revenues and expense related to the sale or purchase of gas



Northern shall annually make a filing with the Commission to

recalculate the rate impact of the Cash portion of the System

Levelized Account, which is a rate base account, and, if the rate

impact is greater than $0.0001, reflect such change in accordance

with the SLA Settlement Rate Method in Article I of the Stipulation

and Agreement filed in November of 2001 in Docket Nos. RP01-76-000,

RP01-382-000, RP01-396-000, and RP01-404-000, except that any rate

adjustment made after June 1, 2003, shall reflect 100% of the actual

13-month Average Cash Balance and shall not be subject to the Cap.


The rate adjustment will be effective as set forth above each

June 1. Northern will file the rate adjustment annually on May 1.


In the event the System Levelized Account balance is zero or less

than zero at the end of any annual period, then the annual

reconciliation shall be an increase or decrease as set forth above.