Northern Natural Gas Company

Fifth Revised Volume No. 1

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Effective Date: 09/24/2006, Docket: RP06-512-000, Status: Effective

First Revised Sheet No. 201B First Revised Sheet No. 201B : Effective

Superseding: Original Sheet No. 201B

General Terms & Conditions

 

TABLE OF CONTENTS (Continued)

 

Section Subject Page

 

48 DAILY DELIVERY VARIANCE CHARGES (DDVC) 290

o General 290

o Positive DDVC 290

For TF, TFX, and LFT

------------------------

1. Daily Volumes Scheduled At The Delivery Point

Are Less Than The MDQ 290

2. Daily Volumes Scheduled At The Delivery Point

Are Equal To Or Greater Than MDQ 290

3. Shipper Has Subscribed To Service Under Rate Schedule

SMS 290

4. Small Customer Tolerance 290

For TI

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1. Positive DDVC Parameters 290A

o Negative DDVC 291

o Punitive DDVC 291

o System Overrun Limitation (SOL) 291

o Critical Day 291

1. Notice 291A

2. Reporting 291A

3. Critical Day DDVCs 291A

o SOL Or Critical Day At A Point Or Branchline 292

o System Underrun Limitation (SUL) 292

o Crediting Of DDVCs 292A

o Receipt Point Scheduling Penalty And DDVC Charge 292A

o Waiver Of DDVCs 292A

o Critical Day Notifications 292A

o DDVC For Non-Telemetered Zones 292A

49 NO-NOTICE OBLIGATION 292A

50 SYSTEM BALANCING AGREEMENT (SBA) 292A

51 RESERVED FOR FUTURE USE

52 RIGHT OF FIRST REFUSAL 297

o Notice 297

o Bidding Process 298

o Contents Of Bid 298

o Best Offer 299

o Match 299A

1. Firm Transportation Service 299A

2. Firm Deferred Delivery Service (FDD) 299A

o No Bids 299A

53A PERIODIC RATE ADJUSTMENT (PRA) - FUEL 300

o Purpose And Applicability 300

o Definitions 300

o Methodologies Used To Derive Fuel Percentages 300

o Effective Date 301A

o True-up Mechanism 301A

1. Mainline 301B

2. Field 301B

3. FDD Storage 301B

4. Unaccounted For 301C

o PRA Filing 301C