TSP Name: Enable Gas Transmission, LLC Page 1 Transportation Service Provider(TSP): 87 267 0161 K Holder: 98567514 K Holder Name: BLACK HILLS ENERGY ARKANSAS, INC. Contract Begin Date (K Beg Date): 11/1/2005 Contract End Date (K End Date): 10/31/2026 Status: Original Bid Number(Bid No)2 Offer Number(Offer No) 13834 Bidder Name(Bidder Name): TENASKA MARKETING VENTURES Bidder Proprietary Code(Bidder Prop): 679355 Bidder Contact Name(Bidder Contact): RODRIQUEZ WILLIE Posting Date: 1/30/2024 Bid Receipt Date: 1/30/2024 Posting Time: 9:36 Central Time Zone Bid Receipt Time: 9:30 Seasonal Start Date: N/A Seasonal End Date: N/A Releaser: 9 856 7514 Releaser Name: BLACK HILLS ENERGY ARKANSAS, INC. Releaser Contact Name: TIM KOCH Releaser Contact Fax Number: Releaser Contact Phone Number(Rel Phone): 479 601 8189 Releaser Contact E-Mail Address: TIM.KOCH@BLACKHILLSCORP.COM Bidder Rel Bidder Rel Bid Parcel Loc Purp Term St Term End Qty-K ------- ---------- ---------- ---------- ----------- 13834 Delivery 2/1/2024 2/29/2024 5000 Prearranged Bid Indicator Description: Bidder is not the prearranged deal bidder Affiliate Indicator (Affil): None Stand-alone Bid Indicator Description: Stand-alone Bid Not a Stand-alone Bid Terms and Conditions: Bidder's Contingency Indicator (Bidder Contng): N Bidder's Contingency Terms (Bidder Contng Terms): Measurement Basis Description: Million BTU's Rate Form/Type Code Description (Rate Form/Type Desc): Reservation charge only Reservation Rate Basis Description (Res Rate Basis Desc): Per day Rate Identification Code: RES Market-Based Rate Indicator (Mkt Based Rate Ind): Surcharge Indicator: 5 Surcharge Indicator Description: Rate(s) stated include only rates; no surcharges applicable Surcharge Identification Code: Total Surcharges: Overrun Responsibility Indicator (OVR Resp Ind): Rate Bid: 0.12500 Percentage of Maximum Tariff Rate Bid: Minimum Volumetric Commitment Quantity: Bid Minimum Quantity - Contract: Bidder Lesser Quantity Indicator: N Storage Inventory-Conditioned Release Indicator: No IBR Index-Based Capacity Release Indicator (IBR Ind): N Stand Alone Offer: Stand-alone Bid TSP Name: Enable Gas Transmission, LLC Page 2 Transportation Service Provider(TSP): 87 267 0161 K Holder: 98567514 K Holder Name: BLACK HILLS ENERGY ARKANSAS, INC. Contract Begin Date (K Beg Date): 11/1/2005 Contract End Date (K End Date): 10/31/2026 Status: Original Bid Number(Bid No)2 Offer Number(Offer No) 13834 Bidder Name(Bidder Name): TENASKA MARKETING VENTURES Bidder Proprietary Code(Bidder Prop): 679355 Bidder Contact Name(Bidder Contact): RODRIQUEZ WILLIE Bid Location Level Rates/Quantity Information Location/Quantity Type Indicator Description: Receipt point(s) to delivery point(s) quantity Location Purpose: MQ Location Purpose Description: Delivery Location Offer Number Bid Meas Bidder Bid Min Segment (Offer No) Qty-Loc Basis Desc Less Qty Qty-Loc Indicator ------- ----------- ---------- ----------- --------- --------- 13834 2000 Million BTU's N 5000 Yes Loc: 13895 Loc Name: NORTH POOLING AREA Location OBA Indicator(Loc OBA): No Loc Zn: Loc: 808352 Loc Name: BLACK HILLS AR @ OM-1 Location OBA Indicator(Loc OBA): No Loc Zn: NORTH Minimum Volumetric Commitment Percentage: TSP Name: Enable Gas Transmission, LLC Page 3 Transportation Service Provider(TSP): 87 267 0161 K Holder: 98567514 K Holder Name: BLACK HILLS ENERGY ARKANSAS, INC. Contract Begin Date (K Beg Date): 11/1/2005 Contract End Date (K End Date): 10/31/2026 Status: Original Bid Number(Bid No)2 Offer Number(Offer No) 13834 Bidder Name(Bidder Name): TENASKA MARKETING VENTURES Bidder Proprietary Code(Bidder Prop): 679355 Bidder Contact Name(Bidder Contact): RODRIQUEZ WILLIE Bid Location Level Rates/Quantity Information Location/Quantity Type Indicator Description: Receipt point(s) to delivery point(s) quantity Location Purpose: MQ Location Purpose Description: Delivery Location Offer Number Bid Meas Bidder Bid Min Segment (Offer No) Qty-Loc Basis Desc Less Qty Qty-Loc Indicator ------- ----------- ---------- ----------- --------- --------- 13834 3000 Million BTU's N 5000 Yes Loc: 13896 Loc Name: NEUTRAL POOLING AREA Location OBA Indicator(Loc OBA): No Loc Zn: Loc: 808352 Loc Name: BLACK HILLS AR @ OM-1 Location OBA Indicator(Loc OBA): No Loc Zn: NORTH Minimum Volumetric Commitment Percentage: