F.E.R.C. GAS TARIFF. Sixth Revised Volume No. 1. (Supersedes Fifth Revised Volume No. 1) NORTHERN NATURAL GAS COMPANY. Omaha, Nebraska.

Transcription

1 F.E.R.C. GAS TARIFF (Supersedes Fifth Revised Volume No. 1) OF NORTHERN NATURAL GAS COMPANY Omaha, Nebraska Filed with the FEDERAL ENERGY REGULATORY COMMISSION Communications concerning this Tariff should be addressed to: Laura Demman Vice President, General Counsel and Regulatory Affairs Northern Natural Gas Company 1111 South 103rd Street Omaha, NE Telephone No. (402) Fax No. (402) Address

2 FERC Gas Tariff Third Revised Sheet No. 1 Second Revised Sheet No. 1 TABLE OF CONTENTS SIXTH REVISED VOLUME NO. 1 SHEET NOS. Preliminary Statement 20 System Maps 25 Currently Effective Rates TF 50, 53, 54 TFX and LFT 51, 53, 54 TI 52, 53, 54 GS-T 53 SMS 55 FDD 55 PDD 55 IDD 55 ILD 55 Negotiated Rates 66 Negotiated Rates - 30 Day Filings 67 Non-Conforming Agreements 80 Rate Schedule TF Firm Throughput 100 TFX Firm Throughput 116 LFT Limited Firm Transportation 125A GS-T General Service - Throughput 126 TI Interruptible Throughput 128 FDD Firm Deferred Delivery 134 PDD Preferred Deferred Delivery 142A.01 IDD Interruptible Deferred Delivery 143 SMS System Management Service 148 SF Supply 150 MPS MID Pooling Service 153 ILD Interruptible Liquefaction and Delivery Service 168 Issued On: July 25, 2016 Effective On: August 25, 2016

3 FERC Gas Tariff Second Revised Sheet No. 2 First Revised Sheet No. 2 TABLE OF CONTENTS (continued) SIXTH REVISED VOLUME NO. 1 SHEET NOS. General Terms and Conditions 200 Service Agreement Forms Service under TF Rate Schedule 400 Service under TFX Rate Schedule 400 Service under LFT Rate Schedule 400 Service under GS-T Rate Schedule 400 Segmented Firm Throughput Service Agreement 406 Service under TI Rate Schedule 431 Service under FDD Rate Schedule 441 Service under PDD Rate Schedule 443 Service under IDD Rate Schedule 446 Service under ILD Rate Schedule 449 Service under SMS Rate Schedule 452 Service under MPS Rate Schedule 458 Small Customer Listing 510 Issued On: July 25, 2016 Effective On: August 25, 2016

4 FERC Gas Tariff First Revised Sheet No. 3 Original Sheet No. 3 TABLE OF CONTENTS (continued) ORIGINAL VOLUME NO. 1A Non-conforming agreements accepted by the Commission on or after September 24, 2010, are included in Original Volume No. 1A of this Tariff. Issued On: November 5, 2010 Effective On: October 12, 2010

5 FERC Gas Tariff Original Sheet No. 4 Sheet Nos. 4 and 5 are Reserved for Future Use. Issued On: November 5, 2010 Effective On: October 12, 2010

6 FERC Gas Tariff Original Sheet No. 6 Sheet No. 6 is Reserved for Future Use. Issued On: September 24, 2010 Effective On: September 24, 2010

7 FERC Gas Tariff Original Sheet No. 7 Sheet No. 7 is Reserved for Future Use. Issued On: September 24, 2010 Effective On: September 24, 2010

8 FERC Gas Tariff Original Sheet No. 8 Sheet Nos. 8 Through 11 are Reserved for Future Use. Issued On: September 24, 2010 Effective On: September 24, 2010

9 FERC Gas Tariff Original Sheet No. 12 Original Sheet Nos. 12 through 19 are Reserved for Future Use. Issued On: September 24, 2010 Effective On: September 24, 2010

10 FERC Gas Tariff Original Sheet No. 20 PRELIMINARY STATEMENT Northern Natural Gas Company is a corporation organized under the laws of the State of Delaware. Northern is authorized to do, and is doing, business in the states of Delaware, Texas, New Mexico, Oklahoma, Kansas, Nebraska, Iowa, Illinois, Minnesota, Michigan, Wisconsin, North Dakota, South Dakota, and Louisiana. Northern, a "natural gas company" within the meaning of the Natural Gas Act, is engaged in the transportation of natural gas in interstate commerce. Issued On: September 24, 2010 Effective On: September 24, 2010

11 FERC Gas Tariff Original Sheet No. 21 Sheet No. 21 is Reserved for Future Use. Issued On: September 24, 2010 Effective On: September 24, 2010

12 FERC Gas Tariff Original Sheet No. 22 Original Sheet Nos. 22 through 24 are Reserved for Future Use. Issued On: September 24, 2010 Effective On: September 24, 2010

13 FERC Gas Tariff Second Revised Sheet No. 25 First Revised Sheet No. 25 System maps are available on Northern s website under Informational Postings, Regulatory, Tariff Maps. They may be accessed using the following link: Issued On: March 16, 2015 Effective On: April 1, 2015

14 FERC Gas Tariff First Revised Sheet No. 26 Original Sheet No. 26 Sheet No. 26 is Reserved for Future Use. Issued On: March 16, 2015 Effective On: April 1, 2015

15 FERC Gas Tariff Original Sheet No. 27 Sheet Nos. 27 through 39 are Reserved for Future Use. Issued On: September 24, 2010 Effective On: September 24, 2010

16 FERC Gas Tariff Original Sheet No. 40 Original Sheet Nos. 40 through 49 are Reserved for Future Use. Issued On: September 24, 2010 Effective On: September 24, 2010

17 FERC Gas Tariff Twelfth Revised Sheet No. 50 Eleventh Revised Sheet No. 50 RATE SCHEDULE TF MARKET-TO-MARKET FIELD-TO- FIELD/MARKET DEMARCATION TF12 RESERVATION RATES TF12 Base Variable TF5 TFF Base Tariff Rates 1/ Summer (Apr-Oct) Winter (Nov-Mar) COMMODITY RATES 2/ Field Mileage 5/ Carlton TF12 Base, TF12 Var., TF5 & TFF Market Area 3/ 6/ Rate per 100 miles Surcharge 4/ Out-of Balance 3/ Receipt Point Delivery Point Maximum Minimum Maximum Minimum Maximum Minimum Maximum Minimum Market Market Field Market Market Field Field Field / The minimum reservation rate is equal to zero. 2/ The applicable Mileage Indicator Districts (MIDs) billing rate will be added to the TF rates for volumes received in the Field Area, or received in the Market Area and delivered to the Field Area. The MIDs rates shown on Sheet Nos A represent the maximum Field Area throughput commodity rates for any transaction involving MIDs. 3/ The Maximum and Minimum rates include the Market Area Electric Compression charge of $ where applicable. In addition, Shipper shall pay the ACA unit surcharge as posted on FERC s website at 4/ Applicable to Market Area shippers as provided for in the Carlton Settlement filed in Docket No. RP dated October 28, / Where applicable, the Field Area Electric Compression charge of $ and the ACA unit surcharge as set forth on FERC s website at will be added to the mileage based rates. 6/ There will be no commodity charge for transportation from the Ventura pooling point (POI 78623) to the NBPL/NNG Ventura point (POI 192) and from the Ventura pooling point (POI 78623) to the MID 17 pooling point (POI 71458). In addition, there will be no commodity charge for transportation as set forth in Sheet Nos. 141, 142C and 147. Issued On: July 11, 2017 Effective On: August 11, 2017

18 FERC Gas Tariff Thirteenth Revised Sheet No. 51 Twelfth Revised Sheet No. 51 RATE SCHEDULES TFX and LFT MARKET-TO-MARKET FIELD-TO-FIELD RESERVATION RATES Apr-Oct Nov-Mar Apr-Oct Nov-Mar_ Base Tariff Rates 1/ $5.683 $ $5.473 $9.853 COMMODITY RATES 2/ Field Mileage 5/ Carlton TFX and LFT Market Area 3/ 7/ Rate per 100 miles Surcharge 4/ Out-of-Balance 3/ Receipt Point Delivery Point Maximum Minimum Maximum Minimum Maximum Minimum Maximum Minimum Market Market Field Market Market Field Field Field Reservation 1/ Commodity 6/ Out-of-Balance 6/ GULF COAST Maximum Minimum Maximum Minimum Maximum Minimum Other Gulf Coast / The minimum reservation rate is equal to zero. 2/ The applicable Mileage Indicator Districts (MIDs) billing rate will be added to the TF rates for volumes received in the Field Area, or received in the Market Area and delivered to the Field Area. The MIDs rates shown on Sheet Nos A represent the maximum Field Area throughput commodity rates for any transaction involving MIDs. 3/ The Maximum and Minimum rates include the Market Area Electric Compression charge of $ where applicable. In addition, Shipper shall pay the ACA unit surcharge as posted on FERC s website at 4/ Applicable to Market Area shippers as provided for in the Carlton Settlement filed in Docket No. RP dated October 28, / Where applicable, the Field Area Compression charge of $ and the ACA unit surcharge as set forth on FERC s website at will be added to the mileage based rates. 6/ In addition to the Maximum and Minimum rates, Shipper shall pay the ACA unit surcharge as posted on FERC s website at 7/ There will be no commodity charge for transportation from the Ventura pooling point (POI 78623) to the NBPL/NNG Ventura point (POI 192) and from the Ventura pooling point (POI 78623) to the MID 17 pooling point (POI 71458). In addition, there will be no commodity charge for transportation as set forth in Sheet Nos. 141, 142C and 147. Issued On: July 11, 2017 Effective On: August 11, 2017

19 FERC Gas Tariff Twelfth Revised Sheet No. 52 Eleventh Revised Sheet No. 52 RATE SCHEDULE TI Field Mileage Carlton COMMODITY RATES 1/ Market Area 2/ 6/ Rate per 100 miles 3/ Surcharge 4/ Out-of-Balance 2/ Receipt Point Delivery Point Maximum Minimum Maximum Minimum Maximum Minimum Maximum Minimum NOVEMBER - MARCH Market Market Field Market Market Field Field Field APRIL - OCTOBER Market Market Field Market Market Field Field Field Commodity 5/ Out-of-Balance 5/ GULF COAST Maximum Minimum Maximum Minimum Other Gulf Coast / The applicable Mileage Indicator Districts (MIDs) billing rate will be added to the TI rates for volumes received in the Field Area, or received in the Market Area and delivered to the Field Area. The MIDs rates shown on Sheet Nos A represent the maximum Field Area throughput commodity rates for any transaction involving MIDs. 2/ The Maximum and Minimum rates include the Market Area Electric Compression charge of $ where applicable. In addition, Shipper shall pay the ACA unit surcharge as posted on FERC s website at 3/ Where applicable, Field Area Compression charge of $ and ACA unit surcharge as set forth on FERC s website at will be added to the mileage based rates. 4/ Applicable to Market Area Shippers as provided for in the Carlton Settlement filed in Docket No. RP dated October 28, / In addition to the Maximum and Minimum rates, Shipper shall pay the ACA unit surcharge as posted on FERC s website at 6/ There will be no commodity charge for transportation from the Ventura pooling point (POI 78623) to the NBPL/NNG Ventura point (POI 192) and from the Ventura pooling point (POI 78623) to the MID 17 pooling point (POI 71458). In addition, there will be no commodity charge for transportation as set forth in Sheet Nos. 141, 142C and 147. Issued On: February 1, 2017 Effective On: April 1, 2017

20 FERC Gas Tariff Twelfth Revised Sheet No. 53 Eleventh Revised Sheet No. 53 Commodity Charges Nov-Oct GS-T COMMODITY THROUGHPUT RATE Market Area / 5/ 7/ Field to Demarcation Field-to-Market / 5/ BEAVER COMPRESSION FEE Incidental Jurisdictional Compression Fee WATERVILLE STORAGE The Market Area transportation rate, fuel and unaccounted for is charged for delivery to Waterville storage point (POI 922), or other similarly situated third party storage points in the Market Area. If redelivery from Waterville, or other similarly situated third party storage points, is to a Market Area point, there are no additional transportation, fuel or unaccounted for charges. If the redelivery is to a Field Area delivery point, the Field Area mileage/mid transportation rate and fuel is charged. CAPACITY RELEASE FEE (Rate per transaction) Marketing Negotiated 2/ DAILY DELIVERY VARIANCE CHARGE: Positive DDVC / Positive/Critical DDVC -First 2% Next 3% Negative DDVC / Punitive DDVC 3/ 6/ Punitive/Critical DDVC -Level I Level II AUTHORIZED OVERRUN TF, TFX, LFT, TI and GS-T Rate Schedules 4/ 1/ In addition, Shipper shall pay the ACA unit surcharge as posted on FERC s website at 2/ Northern will assess fee only in those instances outlined in Sheet No / Charge equal to five (5) times the SMS monthly reservation fee. 4/ The Authorized Overrun Rate shall be equal to the TI rate for the applicable MID path shown in Sheet Nos A. 5/ Reflects Market Area Electric Compression Surcharge of $ and Field Area Electric Compression charge of $ where applicable. 6/ On non-sol/sul/critical Days the rate will be the maximum November-March Market Area TI Rate during the November-March period, and the maximum April-October Market Area TI Rate during the April-October period. 7/ There will be no commodity charge for transportation from the Ventura pooling point (POI 78623) to the NBPL/NNG Ventura point (POI 192) and from the Ventura pooling point (POI 78623) to the MID 17 pooling point (POI 71458). In addition, there will be no commodity charge for transportation as set forth in Sheet Nos. 141, 142C and 147. Issued On: July 11, 2017 Effective On: August 11, 2017

21 FERC Gas Tariff Eighteenth Revised Sheet No. 54 Seventeenth Revised Sheet No. 54 RATE SCHEDULES TF, TFX, LFT, GST, TI, & FDD Fuel Percentages/Electric Compression Rates Percentages FUEL PERCENTAGES: 1/ 7/ Market Area (including Out-of-Balance) 0.87% Field Area 2/ 3/ 5/ 6/ UNACCOUNTED FOR PERCENTAGE (including Out-of-Balance) 0.19% 4/ 5/ 7/ FDD Storage Fuel 1.44% Electric Compression COMMODITY RATES: 1/ 7/ Market Area $ Field Area $ / Northern will adjust its Fuel percentages and electric compression commodity rates in accordance with Sections 53A and 53B, respectively, of the General Terms and Conditions of this Tariff. 2/ Fuel shall be determined by Mileage Indicator Districts (MIDS) for the Field Area. 3/ Fuel charged in the Field and Market Areas for a pooling transaction or for processing plant transactions will not exceed the fuel charged on a unified Field-to-Market transaction having the same initial Field receipt point and ultimate Market delivery point, i.e., the total fuel collected for transactions that go into and out of pooling points or processing plants in either the Field Area or the Market Area will be no greater than the fuel collected on the total path between the original receipt point and the ultimate delivery point, subject to the shipper(s) providing Northern the requisite information. 4/ The Unaccounted For percentage utilizes the most recent twelve-month period ending December 31, For deliveries subject only to UAF, if the above UAF rate is negative, the UAF rate is zero; provided, however Northern will issue a volume credit on the Shipper s monthly imbalance statement equivalent to the negative Unaccounted For Percentage for such deliveries during the period in which the UAF rate is less than zero. 5/ Sheet No. 54A identifies the specific transportation transactions exempt from fuel and unaccounted-for retention charges. 6/ The Out-of-Balance Fuel Percentage for deliveries in MIDS 1-7 shall be the applicable Section 1 Mainline Fuel percentage, and for deliveries in MIDS 8-16B shall be the applicable Section 2 Mainline Fuel percentage. 7/ There will be no fuel, electric compression or UAF charges for transportation from the Ventura pooling point (POI 78623) to the NBPL/NNG Ventura point (POI 192) and from the Ventura pooling point (POI 78623) to the MID 17 pooling point (POI 71458). In addition, there will be no fuel, electric compression or UAF charges for transportation as set forth in Sheet Nos. 141,142C and 147. In the event facilities have been abandoned, Northern shall have the right to file to reduce the applicable MID fuel percentage(s) on a common basis for all transactions affected by the abandonment to reflect the reduction in use for the remainder of the PRA period. In the event such abandoned facilities (gas compressors) have been replaced with electric compressors installed after October 1, 1998, and Northern reduces the applicable MID fuel percentages, Northern has the right to file to increase the applicable electric compression commodity rate. Issued On: September 28, 2017 Effective On: November 1, 2017

22 FERC Gas Tariff Third Revised Sheet No. 54A Second Revised Sheet No. 54A Fuel/Unaccounted-For Exemptions A. The delivery points listed below are non-contiguous to Northern's system and have no installed measurement. The pipelines who receive the gas accept the aggregated volume measurements from the receipt points on the laterals as the delivery volumes at these points. Thus, there is no fuel or unaccounted-for applicable to these deliveries. POI Number POINT NAME 2055 Transco CTGS/Station # CTGS/Transco to NGPL-Wharton 8293 CTGS/Valero Markham Plant Markham Channel Transco Brazos A47/SS CTGS/UTTCO CTGS/Valero Wharton CTGS/Dow Wharton Tres Palaciou Storage B. Deliveries to MIDs 1 through 7 from the following Section 2 receipt points are exempt from Section 2 Mainline Fuel. POI Number POINT NAME 179 ANR/NNG Greensburg 475 ONEOK WesTex Carson TW/NNG Gray ITE ETC Canadian Plant TIGT Tescott NNG/Brigham Hemphill PDC ETC Hemphill Plant Kansas Gas/NNG Rice County ITE Cheyenne Plains Enbridge Pampa Interconnect C. Receipts from MIDs 1 through 7 to the following Section 2 delivery points are exempt from Section 2 Mainline Fuel. POI Number POINT NAME 475 ONEOK WesTex Carson 4891 WTG-Lark Mid-States Energy TW/NNG Gray ITE Cabot/NNG Bryan Carson Issued On: February 1, 2017 Effective On: March 4, 2017

23 FERC Gas Tariff Third Revised Sheet No. 54B Second Revised Sheet No. 54B Fuel/Unaccounted-For Exemptions D. Deliveries scheduled to the following delivery points from the following receipt points, which are non-contiguous to Northern's system and do not involve use of compression on Northern's system, are exempt from Section 3 Mainline Fuel. The exemption is applicable only to these combinations of receipt and delivery points. Receipt Delivery POI POI Number POINT NAME Number POINT NAME NBPL/NNG Westbrook Westbrook MN # NBPL/NNG Westbrook Slayton MN # NBPL/NNG Ivanhoe Ivanhoe MN # NBPL/NNG Webster Webster SD # NBPL/NNG Valve #51 Ledyard Armstrong IA NBPL/NNG Valve #51 Ledyard Ledyard/Swea City IA E. Deliveries scheduled to the following delivery point from the following receipt point, which are non-contiguous to Northern's system and do not involve use of compression on Northern's system, are exempt from Section 2 Mainline Fuel. The exemption is applicable only to this combination of receipt and delivery points. Receipt Delivery POI POI Number POINT NAME Number POINT NAME Jayhawk Lateral - West End Linn Operating Jayhawk Plant F. Account balance transfers between the following Field Area deferred delivery points, which are located in Fuel Section 1, shall be charged Mainline Fuel and UAF only once. The exemption is applicable only to the transfer between the deferred delivery points listed below. Deferred Deferred Delivery Delivery POI POI Number POINT NAME Number POINT NAME MWP/Hockley Pinnacle Lea Mustang Station Mustang Station Unit Mustang Station Antelope Station-Hale Co Mustang Station Unit Antelope Station-Hale Co G. For Beaver incidental compression service, fuel charged shall be the actual fuel consumed in providing service. Issued On: July 31, 2013 Effective On: August 31, 2013

24 FERC Gas Tariff First Revised Sheet No. 55 Original Sheet No. 55 RATE SCHEDULES FDD, PDD, IDD, ILD & SMS Rate Schedule FDD Maximum Reservation Fee / Maximum Capacity Fee / Injection Charge - Firm Withdrawal Charge - Firm Annual Rollover Fee / Rate Schedule PDD Maximum Capacity Fee / Maximum Monthly Inventory Charge / Injection Charge Withdrawal Charge Annual Rollover Fee / Rate Schedule IDD Maximum Monthly Inventory Charge / Injection Charge Withdrawal Charge Annual Rollover Fee / Rate Schedule ILD Maximum Charge Minimum Charge Performance Obligation Charge Rate Schedule SMS Reservation Fee Commodity Rate / Minimum Rate is zero. Issued On: June 30, 2014 Effective On: September 30, 2014

25 FERC Gas Tariff Third Revised Sheet No. 55A Second Revised Sheet No. 55A Rate Schedule FDD 2008 Market-Based Rate Expansion Rate Schedule FDD Injection Withdrawal 100% Reservation Capacity Charge Charge Load Fee Fee Firm Firm Factor Shipper Cascade Municipal Utilities MAX MAX 1.50 City of Remsen, Iowa MAX MAX 1.50 City of West Bend, Iowa MAX MAX 1.50 Woodbine Municipal Natural Gas Systems MAX MAX 1.50 Preston Municipal Natural Gas Department MAX MAX 1.50 City of Whittemore MAX MAX 1.50 City of Rolfe, Iowa MAX MAX 1.50 City of Scribner MAX MAX 1.50 City of Round Lake, MN MAX MAX 1.50 City of Fairbank MAX MAX 1.50 Wall Lake Municipal Gas MAX MAX 1.50 Black Hills Utility Holdings, Inc MAX MAX Minnesota Energy Resources Corporation MAX MAX 1.41 Northern States Power - Generation MAX MAX 1.30 Southwestern Public Service Co MAX MAX 1.30 Issued On: April 1, 2014 Effective On: June 1, 2014

26 FERC Gas Tariff Second Revised Sheet No. 56 Sheet No. 56 is Reserved for Future Use. Issued On: March 9, 2012 Effective On: April 9, 2012

27 FERC Gas Tariff Second Revised Sheet No. 57 Sheet Nos. 57 through 58 are Reserved for Future Use. Issued On: March 9, 2012 Effective On: April 9, 2012

28 FERC Gas Tariff Second Revised Sheet No. 59 First Revised Sheet No. 59 MILEAGE INDICATOR DISTRICTS (dollars per MMBtu) DELIVERY DISTRICT RECEIPT B 8 9 DISTRICT TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct B TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF NOTE:MID 16A represents the 14 county area south of the Market/Field demarcation point. MID 16B represents the Field/Market demarcation point. MID 17 represents the Market area. NOTE:The MID rates include: (1) the appropriate Market Area Commodity rate for deliveries to MID 17; (2) the applicable Market Area Electric Compression surcharge as set forth on Sheet Nos. 50 through 52 for deliveries to MID 17; and (3) the applicable Field Area Electric Compression surcharge as set forth on Sheet Nos. 50 through 52 for deliveries to MIDs 1-16A. In addition, where applicable, Shipper shall pay the ACA unit surcharge as posted on FERC s website at and the Carlton surcharge. Issued On: August 1, 2013 Effective On: October 1, 2013

29 FERC Gas Tariff Second Revised Sheet No. 59A First Revised Sheet No. 59A MILEAGE INDICATOR DISTRICTS (dollars per MMBtu) DELIVERY DISTRICT RECEIPT B 8 9 DISTRICT TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct A TI Nov-Mar TF TI Apr-Oct B TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF NOTE:MID 16A represents the 14 county area south of the Market/Field demarcation point. MID 16B represents the Field/Market demarcation point. MID 17 represents the Market area. NOTE:The MID rates include: (1) the appropriate Market Area Commodity rate for deliveries to MID 17; (2) the applicable Market Area Electric Compression surcharge as set forth on Sheet Nos. 50 through 52 for deliveries to MID 17; and (3) the applicable Field Area Electric Compression surcharge as set forth on Sheet Nos. 50 through 52 for deliveries to MIDs 1-16A. In addition, where applicable, Shipper shall pay the ACA unit surcharge as posted on FERC s website at and the Carlton surcharge. Issued On: August 1, 2013 Effective On: October 1, 2013

30 FERC Gas Tariff Ninth Revised Sheet No. 60 Eighth Revised Sheet No. 60 MILEAGE INDICATOR DISTRICTS (dollars per MMBtu) DELIVERY DISTRICT RECEIPT DISTRICT A 16B 17 TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct B TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF NOTE:MID 16A represents the 14 county area south of the Market/Field demarcation point. MID 16B represents the Field/Market demarcation point. MID 17 represents the Market area. NOTE:The MID rates include: (1) the appropriate Market Area Commodity rate for deliveries to MID 17; (2) the applicable Market Area Electric Compression surcharge as set forth on Sheet Nos. 50 through 52 for deliveries to MID 17; and (3) the applicable Field Area Electric Compression surcharge as set forth on Sheet Nos. 50 through 52 for deliveries to MIDs 1-16A. In addition, where applicable, Shipper shall pay the ACA unit surcharge as posted on FERC s website at and the Carlton surcharge. Issued On: February 1, 2017 Effective On: April 1, 2017

31 FERC Gas Tariff Ninth Revised Sheet No. 60A Eighth Revised Sheet No. 60A MILEAGE INDICATOR DISTRICTS (dollars per MMBtu) DELIVERY DISTRICT RECEIPT DISTRICT A 16B 17 TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF TI Apr-Oct A TI Nov-Mar TF TI Apr-Oct B TI Nov-Mar TF TI Apr-Oct TI Nov-Mar TF NOTE:MID 16A represents the 14 county area south of the Market/Field demarcation point. MID 16B represents the Field/Market demarcation point. MID 17 represents the Market area. NOTE:The MID rates include: (1) the appropriate Market Area Commodity rate for deliveries to MID 17; (2) the applicable Market Area Electric Compression surcharge as set forth on Sheet Nos. 50 through 52 for deliveries to MID 17; and (3) the applicable Field Area Electric Compression surcharge as set forth on Sheet Nos. 50 through 52 for deliveries to MIDs 1-16A. In addition, where applicable, Shipper shall pay the ACA unit surcharge as posted on FERC s website at and the Carlton surcharge. Issued On: February 1, 2017 Effective On: April 1, 2017

32 FERC Gas Tariff Eighth Revised Sheet No. 61 Seventh Revised Sheet No. 61 MILEAGE INDICATOR DISTRICTS FUEL PERCENTAGES DELIVERY DISTRICT RECEIPT DISTRICT B 8 1 ML Fuel 0.79% 0.79% 0.79% 0.79% 0.79% 0.79% 0.79% 0.60% 1.44% 2 ML Fuel 0.19% 0.19% 0.79% 0.79% 0.19% 0.19% 0.79% 0.60% 1.44% 3 ML Fuel 0.79% 0.79% 0.79% 0.79% 0.79% 0.79% 0.79% 0.60% 1.44% 4 ML Fuel 0.79% 0.79% 0.79% 0.79% 0.19% 0.79% 0.79% 0.60% 1.44% 5 ML Fuel 0.79% 0.79% 0.79% 0.79% 0.19% 0.79% 0.79% 0.60% 1.44% 6 ML Fuel 0.79% 0.79% 0.79% 0.79% 0.79% 0.79% 0.79% 0.60% 1.44% 7 ML Fuel 0.79% 0.79% 0.79% 0.79% 0.79% 0.79% 0.79% 0.60% 1.44% 7B ML Fuel 0.79% 0.79% 0.79% 0.79% 0.79% 0.79% 0.79% 0.00% 0.84% 8 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 0.65% 0.84% 9 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 0.65% 0.84% 10 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 0.65% 0.84% 11 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 0.65% 0.84% 12 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 0.65% 0.84% 13 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 0.65% 0.84% 14 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 0.65% 0.84% 15 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 0.65% 0.84% 16A ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 0.65% 0.84% 16B ML Fuel 0.79% 0.79% 0.79% 0.79% 0.79% 0.79% 0.79% 0.00% 0.84% 17 ML Fuel 0.79% 0.79% 0.79% 0.79% 0.79% 0.79% 0.79% 0.00% 0.84% Note:ML Fuel percentages include the unaccounted-for percent as set forth on Sheet No. 54. Northern will adjust its fuel percentages in accordance with Section 53 of the General Terms and Conditions of this Tariff. In recognition of all to-and-through transactions where gas is nominated and scheduled for delivery first to the Bushton inlet at POI 1708 in MID 16A and then subsequently delivered to other delivery points on Northern's system, the UAF percent will be zero on deliveries to the Bushton inlet (POI 1708); and the fuel will be zero from the Bushton outlet (POI 1707) to MID 16B. Issued On: August 28, 2017 Effective On: October 1, 2017

33 FERC Gas Tariff Seventeenth Revised Sheet No. 62 Sixteenth Revised Sheet No. 62 MILEAGE INDICATOR DISTRICTS FUEL PERCENTAGES DELIVERY DISTRICT RECEIPT DISTRICT A 16B 17 1 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.25% 2.31% 2 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.25% 2.31% 3 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.25% 2.31% 4 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.25% 2.31% 5 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.25% 2.31% 6 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.25% 2.31% 7 ML Fuel 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.44% 1.25% 2.31% 7B ML Fuel 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.65% 1.71% 8 ML Fuel 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.65% 1.71% 9 ML Fuel 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.65% 1.71% 10 ML Fuel 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.65% 1.71% 11 ML Fuel 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.65% 1.71% 12 ML Fuel 0.84% 0.84% 0.84% 0.19% 0.84% 0.19% 0.84% 0.84% 0.65% 1.71% 13 ML Fuel 0.84% 0.84% 0.84% 0.19% 0.84% 0.19% 0.84% 0.84% 0.65% 1.71% 14 ML Fuel 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.65% 1.71% 15 ML Fuel 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.84% 0.65% 1.71% 16A ML Fuel 0.84% 0.84% 0.84% 0.19% 0.19% 0.19% 0.19% 0.19% 0.65% 1.71% 16B ML Fuel 0.84% 0.84% 0.84% 0.19% 0.19% 0.19% 0.19% 0.19% 0.00% 1.06% 17 ML Fuel 0.84% 0.84% 0.84% 0.19% 0.19% 0.19% 0.19% 0.19% 0.00% 1.06% Note:ML Fuel percentages include the unaccounted-for percent as set forth on Sheet No. 54. Northern will adjust its fuel percentages in accordance with Section 53 of the General Terms and Conditions of this Tariff. In recognition of all to-and-through transactions where gas is nominated and scheduled for delivery first to the Bushton inlet at POI 1708 in MID 16A and then subsequently delivered to other delivery points on Northern's system, the UAF percent will be zero on deliveries to the Bushton inlet (POI 1708); and the fuel will be zero from the Bushton outlet (POI 1707) to MID 16B. Issued On: September 28, 2017 Effective On: November 1, 2017

34 FERC Gas Tariff Original Sheet No. 63 Sheet No. 63 is Reserved for Future Use. Issued On: September 24, 2010 Effective On: September 24, 2010

35 FERC Gas Tariff Original Sheet No. 64 Sheet No. 64 is Reserved for Future Use. Issued On: September 24, 2010 Effective On: September 24, 2010

36 FERC Gas Tariff First Revised Sheet No. 65 Original Sheet No. 65 Sheet No. 65 is Reserved for Future Use. Issued On: March 16, 2015 Effective On: April 1, 2015

37 FERC Gas Tariff Eleventh Revised Sheet No. 66 Tenth 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/ 5,500 All Market Area All Market Area Contract Receipt Points Delivery Points Valero Renewable Fuels TFX 30/ 10,000 NBPL/NNG Ventura Verasun Hartley Company, LLC Ethanol Contract Al-Corn Clean Fuel TFX 37/ 850 All Market Area All Market Area Contract Receipt Points Delivery Points Flint Hills Resources TFX 47/ 10,000 NBPL/NNG FHR Menlo Menlo, LLC Ventura Contract Flint Hills Resources TFX 48/ 9,500 NBPL/NNG FHR Arthur Arthur, LLC Welcome Contract Ogden Deferred Ogden Deferred Delivery Delivery Issued On: October 31, 2017 Effective On: November 1, 2017

38 FERC Gas Tariff Eighth Revised Sheet No. 66A Seventh Revised Sheet No. 66A STATEMENT OF NEGOTIATED RATES 1/ Rate Negotiated Other Receipt Delivery Shipper Name Schedule Rate Charges Volume Point(s) Point(s) Archer Daniels Midland Company TF 49/ 24,000 All Market Area Columbus #4 Contract Receipt Points (Archer Daniels Midland) Cedar Rapids/ Vinton TBS Des Moines #1a Fremont #1 Lincoln #1B Zone ABC - MidAmerican Mankato #1A Flint Hills TFX 50/ 10,000 NBPL/NNG FHR Shell Rock Resources Shell Rock, LLC Ventura Contract Ogden Deferred Ogden Deferred Delivery Delivery Sioux Valley Investments, TFX 52/ 208 All Market Area All Market Area L.L.C. Contract Receipt Points Delivery Points Northern States Power TFX 54/ 2,800 All Market Area All Market Area Company - Wisconsin Receipt Points Delivery Points Contract Quad County Corn TFX 55/ 10 All Market Area All Market Area Processors Cooperative Receipt Points Delivery Points Contract Wisconsin Gas LLC TFX 91/ 1,300 GRLKS/NNG Zone EF - Wisconsin Contract Carlton Gas for ultimate Redelivery to Grantsburg TBS #1 Northern States Power Company, TFX 129/ 27,360 All Market Area Angus C. Anson TBS #1 A Minnesota Corporation Receipt Points Black Dog Power Plant Contract Blue Lake Power Station Cannon Falls Energy Center High Bridge Power Plant Inver Hills Power Plant Mankato Energy Center Ogden Def. Delivery for ultimate redelivery to any power plants referenced herein Riverside Power Plant Issued On: March 31, 2016 Effective On: April 1, 2016

39 FERC Gas Tariff Seventh Revised Sheet No. 66B Sixth Revised Sheet No. 66B STATEMENT OF NEGOTIATED RATES 1/ Rate Negotiated Other Receipt Delivery Shipper Name Schedule Rate Charges Volume Point(s) Point(s) Northern States Power Company, TFX 130/ 41,560 All Market Area Angus C. Anson TBS #1 A Minnesota Corporation Receipt Points Black Dog Power Plant Contract Blue Lake Power Station Cannon Falls Energy Center High Bridge Power Plant Inver Hills Power Plant Mankato Energy Center Ogden Def. Delivery for ultimate redelivery to any power plants referenced herein Riverside Power Plant Northern States Power Company, TFX 131/ 31,080 All Market Area Angus C. Anson TBS #1 A Minnesota Corporation Receipt Points Black Dog Power Plant Contract Blue Lake Power Station Cannon Falls Energy Center High Bridge Power Plant Inver Hills Power Plant Mankato Energy Center Ogden Def. Delivery for ultimate redelivery to any power plants referenced herein Riverside Power Plant Dooley s Natural Gas, LLC TFX 134/ 3,360 All Market Area All Market Area Contract Receipt Points Delivery Points Cargill, Incorporated TFX 144/ 15,000 NBPL/NNG Fort Dodge West Contract Ventura Zone ABC MidAmerican for ultimate redelivery to Fort Dodge West Interstate Power and TFX 154/ 430 All Market Area Zone ABC-Interstate Light Company Receipt Points Power and Light for Contract ultimate redelivery to Albert City IA #1 or Sibley IA #1 Albert City IA #1 Sibley IA #1 CF Industries Nitrogen, LLC TFX 155/ 88,000 All Market Area CF Industries Port Contract Receipt Points Neal 2 Issued On: October 31, 2016 Effective On: November 1, 2016

40 FERC Gas Tariff Seventh Revised Sheet No. 66B.01 Sixth Revised Sheet No. 66B.01 STATEMENT OF NEGOTIATED RATES 1/ Rate Negotiated Other Receipt Delivery Shipper Name Schedule Rate Charges Volume Point(s) Point(s) Midwest Natural Gas, Inc. TFX 156/ 1,422 All Market Area All Market Area Contract Receipt Points Delivery Points Great Plains Natural Gas Co. TFX 157/ 1,000 All Market Area All Market Area Contract Receipt Points Delivery Points Dooley s Natural Gas II, LLC TFX 158/ 4,300 All Market Area All Market Area Contract Receipt Points Delivery Points Dooley s Natural Gas II, LLC TFX 159/ 1,900 All Market Area All Market Area Contract Receipt Points Delivery Points Valent Biosciences TFX 160/ 800 All Market Area Zone ABC-Osage LLC Receipt Points for redelivery Contract to Osage IA #1 Osage IA #1 Ogden Def. Delivery Grain Millers, Inc. TFX 163/ 250 All Market Area St Ansgar IA #1 Contract Receipt Points Zone ABC-Black Hills And Ogden Def. Delivery for redelivery to St Ansgar IA #1 Interstate Power and Light TFX 177/ 2,000 All Market Area All Market Area Company Contract Receipt Points Delivery Points MidAmerican Energy TFX 178/ 15,154 All Market Area All Market Area Company Contract Receipt Points Delivery Points Rock Rapids Municipal TFX 179/ 200 All Market Area All Market Area Utilities Contract Receipt Points Delivery Points Flint Hills Resources TFX 180/ 500 All Market Area All Market Area Arthur, LLC Contract Receipt Points Delivery Points Issued On: October 31, 2017 Effective On: November 1, 2017

41 FERC Gas Tariff Thirty First Revised Sheet No. 66B.01a Thirtieth Revised Sheet No. 66B.01a STATEMENT OF NEGOTIATED RATES 1/ Rate Negotiated Other Receipt Delivery Shipper Name Schedule Rate Charges Volume Point(s) _ Point(s) Occidental Energy TFX 183/ 4,000 Occidental NNG Demarcation Marketing, Inc. Permian Gaines Atmos Spraberry Contract DCP Fullerton El Paso/NNG Plains Plant MID 1-7 Pooling 26 (Del) EL Pas/NNG Waha Enterprise Texas Pipeline Spraberry MID 1-7 Pooling Oasis/NNG Waha Occidental Permian/ Hobbs Oxy Crossett Plant City of Sioux Center TFX 188/ 400 All Market Area All Market Area Contract Receipt Points Delivery Points Occidental Energy TFX 189/ 30,000 MID Continent Hess Seminole C02 Marketing Inc. Pool Plant Contract Permian Pooling Point All Field Area Receipt Points (including pools) Great River Energy TFX 192/ 30,000 All Market Area Ventura Def. Del. Contract Receipt Points GRE Cambridge during the months Power Plant of November through March GRE Elk River Plant MID 17 Pooling Ogden Def. Del. Pleasant Valley Def. Delivery Pleasant Valley Power Plant Ventura Pooling Macquarie Energy LLC TFX 195/ 50,000 NBPL/NNG Ventura NNG Demarcation Contract Ventura Pooling Demarc Def. Delivery Golden Spread Electric TFX 198/ 210,000 CIG Garden City Antelope Station- Cooperative, Inc. Interconnect Hale Co Contract KMIGT Pony Express Tescott Mid Continent Pool NNG Demarcation Oasis/NNG Waha ONEOK Westex Seagraves Permian Pooling Point Regency Jal #3 Plant Al-Corn Clean Fuel TF 199/ 5,258 All Market Area Al-Corn TBS #1 Contract Receipt Points Ogden Def. Del. SEMCO Energy, Inc D/B/A TF 200/ 44,250 All Market Area All Market Area SEMCO Energy Gas Company Receipt Points Delivery Points Contract Hartree Partners, LP TFX 201/ 100,000 El Paso/NNG NNG Demarcation Contract Plains 30 (REC) Demarc Def. Delivery Oasis/NNG Waha All Field Area MID 1 MID 7 receipt points Issued On: October 31, 2017 Effective On: November 1, 2017

42 FERC Gas Tariff Twenty Sixth Revised Sheet No. 66B.01b Twenty Fifth Revised Sheet No. 66B.01b STATEMENT OF NEGOTIATED RATES 1/ Rate Negotiated Other Receipt Delivery Shipper Name Schedule Rate Charges Volume Point(s) _ Point(s) Macquarie Energy LLC TFX 202/ 34,100 DCP Eunice Plant NNG Demarcation Contract Targa Eunice Demarc Def. Delivery Plant Targa Monument Plant Lea CO (R) All Field Area MID 1 - MID 7 receipt points Conexus Energy, LLC TFX 203/ 35,000 DCP Linam Ranch NNG Demarcation Contract Plant Outlet Demarc Def. Delivery Oasis/NNG Waha All Field Area MID 1 - MID 7 receipt points Minnesota Energy TFX 204/ 45,000 All Market Area Rochester MN #1D Resources Corporation Receipt Points Rochester MN #2 Contract Rochester MN #1B ARM Energy Management LLC TFX 205/ 50,000 Oasis/NNG Waha NNG Demarcation Contract El Paso/NNG Waha Kinder Morgan Keystone Storage Winkler Pioneer Natural Resources TFX 206/ 10,000 CIG/NNG Dumas NNG Demarcation USA, Inc. Contract Tenaska Marketing Ventures TFX 207/ 40,000 Oasis/NNG Waha NNG Demarcation Contract All Field Area Demarc Def. Delivery MID 1-7 receipt Points including the MID 1-7 Pooling Point Issued On: November 9, 2017 Effective On: November 10, 2017

43 FERC Gas Tariff Seventeenth Revised Sheet No. 66B.01c Sixteenth Revised Sheet No. 66B.01c Sheet No. 66B.01c is Reserved for Future Use. Issued On: March 31, 2016 Effective On: April 1, 2016

44 FERC Gas Tariff Fourth Revised Sheet No. 66B.01d Third Revised Sheet No. 66B.01d STATEMENT OF NEGOTIATED RATES 1/ Rate Negotiated Other Receipt Delivery Shipper Name Schedule Rate Charges Volume Point(s) Point(s) Sheet No. 66B.01d is Reserved for Future Use. Issued On: March 29, 2013 Effective On: April 1, 2013

45 FERC Gas Tariff Sixth Revised Sheet No. 66B.02 Fifth Revised Sheet No. 66B.02 1/ Unless otherwise noted, negotiated Service Agreements do not deviate in any material respect from the applicable form of service agreement set forth in Northern's FERC Gas Tariff. 3/ The rate stated in the Negotiated Rate column is exclusive of all surcharges. 5/ For the period 02/01/2014 until 01/31/2019, Shipper shall pay a base reservation rate equal to maximum rates provided in Northern's FERC Gas Tariff, as revised from time to time, plus $0.02/Dth/day. In addition, Shipper shall (i) pay a commodity rate equal to the maximum commodity rate provided in Northern's FERC Gas Tariff as revised from time to time, (ii) provide any applicable fuel use and unaccounted for, and (iii) pay all FERC-approved surcharges applicable to the service provided hereunder. 11/ As noted on Tariff Sheet Nos. 80, 80A or 80B this contract is also a non-conforming agreement. Issued On: March 31, 2017 Effective On: April 1, 2017

46 FERC Gas Tariff Sixth Revised Sheet No. 66B.03 Fifth Revised Sheet No. 66B.03 30/ For the period 11/1/2007 through 10/31/2019, Shipper shall pay a monthly reservation charge equal to $0.3465/Dth/day multiplied by the contract MDQ multiplied by In addition, Shipper shall pay a commodity rate equal to the maximum rate provided in Northern's FERC Gas Tariff as amended from time to time. These rates include the applicable Annual Charge Adjustment and electric compression charges. In addition to the above rate(s), Shipper shall pay any applicable fuel use and unaccounted for. In addition to the above rates, Shipper shall pay all FERC approved surcharges that are effective after the effective date of this Amendment and applicable to the service provided hereunder. 37/ For the period 04/01/2008 through 03/31/2018, for the contract MDQ, Shipper shall pay a total monthly reservation rate equal to $0.3367/DTH multiplied by the contract MDQ multiplied by In addition, Shipper shall pay a commodity rate equal to the maximum rate provided in Northern's FERC Gas Tariff as revised from time to time. These rates include the applicable Annual Charge Adjustment and electric compression charges. In addition to the above rate(s), Shipper shall provide any applicable fuel use and unaccounted for. The negotiated rate stated above is applicable to all receipt and delivery points in Northern's Market Area; provided, however, if the negotiated rate stated herein becomes less than the annual average of the maximum rates set forth in Northern's FERC Gas Tariff, such rate would be applicable only to the receipt and delivery points listed below. In such event, if any other points are used either on a primary or alternate basis, the negotiated rate will not be applicable and the annual average of the applicable maximum rate will apply for the entire contract during the month that any points not listed are used. In addition to the above rate(s), Shipper shall pay (a) the FERC approved Carlton surcharge, if applicable, and (b) all FERC approved surcharges that are made effective after the effective date of this Amendment and applicable to the service provided hereunder. Issued On: October 31, 2017 Effective On: November 1, 2017