Northern Natural Gas Company
Fifth Revised Volume No. 1
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Effective Date: 11/01/2006, Docket: RP03-398-000, Status: Effective
21 Revised Sheet No. 56 21 Revised Sheet No. 56 : Effective
Superseding: 20 Revised Sheet No. 56
R A T E S C H E D U L E V F T
B A S E R A T E S
Market Area 1/ 2/ Field Area 1/ 3/
---------------------------------------- ------------------
Winter Summer Winter Summer
---------------------------- ------- ------- -------
TF12 TF12 TF5/
Maximum Base Rates: 5/ Base Variable TFX TF/TFX TFF/TFX TFF/TFX
Load Factor: ---------------------------- ------- ------- -------
>95%-100% $0.379 $0.502 $0.546 $0.226 $0.362 $0.214
>90%-95% $0.398 $0.527 $0.573 $0.236 $0.380 $0.224
>85%-90% $0.419 $0.556 $0.604 $0.248 $0.400 $0.235
>80%-85% $0.442 $0.587 $0.638 $0.261 $0.422 $0.248
>75%-80% $0.469 $0.623 $0.677 $0.276 $0.448 $0.262
>70%-75% $0.498 $0.663 $0.722 $0.292 $0.477 $0.278
>65%-70% $0.533 $0.710 $0.773 $0.311 $0.510 $0.296
>60%-65% $0.573 $0.764 $0.832 $0.333 $0.548 $0.318
>55%-60% $0.620 $0.828 $0.901 $0.359 $0.593 $0.343
>50%-55% $0.675 $0.903 $0.984 $0.390 $0.647 $0.372
>45%-50% $0.743 $0.995 $1.084 $0.428 $0.712 $0.409
>40%-45% $0.826 $1.108 $1.207 $0.474 $0.792 $0.453
>35%-40% $0.932 $1.251 $1.364 $0.533 $0.894 $0.510
>30%-35% $1.070 $1.438 $1.568 $0.610 $1.027 $0.584
>25%-30% $1.258 $1.693 $1.847 $0.714 $1.208 $0.684
>20%-25% $1.530 $2.061 $2.250 $0.865 $1.470 $0.830
>15%-20% $1.957 $2.641 $2.883 $1.103 $1.882 $1.058
>10%-15% $2.726 $3.683 $4.022 $1.530 $2.622 $1.470
> 5%-10% $4.521 $6.116 $6.680 $2.527 $4.351 $2.430
> 0%- 5% $13.495 $18.279 $19.972 $7.512 $12.994 $7.231
Minimum Base Rates: $0.0210 $0.0210 $0.0210 $0.0210 $0.004 $0.004
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Surcharges:
Carlton Surcharge 4/ $0.0175 $0.0175 $0.0175 $0.0000 $0.000 $0.000
Electric Compression $0.0001 $0.0001 $0.0001 $0.0001
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Out-of-Balance: 5/
Maximum 6/ 6/ 6/ 6/ 6/ 6/
Minimum $0.0210 $0.0210 $0.0210 $0.0210 $0.004 $0.004
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1/ The minimum reservation rate is equal to zero.
2/ Market Area Base Rates derived from the quotient of the current Market Area Winter/Summer monthly
Firm Rates divided by 30.4 divided by the middle percentage of each load factor band plus Market
Area Commodity, ACA of $0.0019 and Market Area Electric Compression charge of $0.0001.
3/ Field Area Base Rates derived from the quotient of the current Field Area Winter/Summer monthly Firm
Rates divided by 30.4 divided by the middle percentage of each load factor band plus commodity rate
of $0.0163 per 100 miles adjusted for average miles of 226. ACA rate of $0.0019 and Field Area
Electric Compression charge of $0.0000 are applied after mileage has been considered. Minimum Rate
excludes ACA and Surcharges.
4/ Applicable to Market Area shippers as provided for in the Carlton Settlement filed in Docket No.
RP96-347 dated October 28, 1996. Winter Season Only.
5/ To the extent a Shipper's underlying contract entitlement has TF12 Base, TF12 Variable, TF5 and/or
TFX, the Maximum Base Rate shall be based on a weighted average rate of its MDQ.
6/ The Out-of-Balance rate will equal the applicable Load Factor rate shown under Maximum Base Rates
above.