Northern Natural Gas Company

Fifth Revised Volume No. 1

Effective Date: 05/01/2009, Docket: RP96-272-091, Status: Effective

51 Revised Sheet No. 66 51 Revised Sheet No. 66

Superseding: 50 Revised Sheet No. 66

STATEMENT OF NEGOTIATED RATES 1/

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

Rate Negotiated Other Receipt Delivery

Shipper Name Schedule Rate Charges Volume Point(s) Point(s)

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

Otter Creek Ethanol, LLC TFX 5/ 3/ 5,500 NBPL/NNG Otter Creek

Welcome Ethanol, LLC

Hawkeye Renewables, LLC TFX 6/ 3/ 8,400 NBPL/NNG Iowa Falls

Ventura Ethanol Plant

Ogden Deferred Ogden Deferred

Delivery Delivery

Frontier Ethanol, LLC TFX 7/ 5,700 NBPL/NNG Frontier Ethanol

Ventura Plant

Merrick's, Inc. TFX 8/ 700 NBPL/NNG Merrick's TBS

Ventura Ventura Deferred

Delivery

Hawkeye Renewables, LLC TFX 9/ 3/ 9,000 NBPL/NNG Hawkeye

Ventura Renewables

Ventura Pool

Ventura Deferred

Delivery

Ogden Deferred

Delivery

Valero Renewable Fuels TFX 10/ 9,400 NBPL/NNG US Bio

Company, LLC Ventura Albert City

Contract 111851

Tenaska Gas Storage, LLC 11/ PDD 12/ 3/ 1,000,000 Demarc Deferred Demarc Deferred

Wisconsin Power and NNG/ANR Rio

Light Company TFX 14/ 3/ 8,000 Ventura Zone D - WP&L

Prairie Ethanol, LLC TFX 15/ 6,000 NBPL/NNG Zone ABC -

Ventura Northwestern

NBPL/NNG Welcome

Minnesota Energy TFX 17/ 1,000 NBPL/NNG Buffalo Lake

Marshall TBS #1

Siouxland Ethanol, LLC TFX 21/ 4,500 NBPL/NNG Siouxland TBS

Ventura

NNG Demarcation

Ogden Deferred Ogden Deferred

Delivery Delivery