| Capacity Constraint | MITCHELL TO PLYMOUTH    | 6/3/2026 9:00 AM | 6/4/2026 8:59 AM |
| Capacity Constraint | BROWNFIELD NORTH    | 6/3/2026 9:00 AM | 6/4/2026 8:59 AM |
| Capacity Constraint | TBPL/NNG BEATRICE    | 6/3/2026 9:00 AM | 6/4/2026 8:59 AM |
| Capacity Constraint | EL PASO/NNG PLAINS 30"(REC)    | 6/3/2026 9:00 AM | 6/4/2026 8:59 AM |
| Capacity Constraint | VIKING/NNG PIERZ INTER    | 6/3/2026 9:00 AM | 6/4/2026 8:59 AM |
| Capacity Constraint | SUPPLEMENTAL INFORMATION FOR GAS DAY JUNE 03, 2026    | 6/3/2026 9:00 AM | 6/4/2026 8:59 AM |
| Capacity Constraint | MITCHELL TO PLYMOUTH    | 6/3/2026 9:00 AM | 6/4/2026 8:59 AM |
| Capacity Constraint | BROWNFIELD NORTH    | 6/3/2026 9:00 AM | 6/4/2026 8:59 AM |
| Capacity Constraint | TBPL/NNG BEATRICE    | 6/3/2026 9:00 AM | 6/4/2026 8:59 AM |
| Capacity Constraint | EL PASO/NNG PLAINS 30"(REC)    | 6/3/2026 9:00 AM | 6/4/2026 8:59 AM |
| Capacity Constraint | VIKING/NNG PIERZ INTER    | 6/3/2026 9:00 AM | 6/4/2026 8:59 AM |
| Planned Service Outage | PLANNED SERVICE OUTAGES – JUNE 2026 THROUGH OCTOBER 2026    | 6/2/2026 2:05 PM | 11/1/2026 8:59 AM |
| Capacity Constraint | SEMINOLE-SUBSYSTEM    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | MITCHELL TO PLYMOUTH    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | BROWNFIELD NORTH    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | TBPL/NNG BEATRICE    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | ONEOK WESTEX SEAGRAVES    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | EL PASO/NNG PLAINS 30"(REC)    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | TW/NNG ESTES WARD    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | VIKING/NNG PIERZ INTER    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | SUPPLEMENTAL INFORMATION FOR GAS DAY JUNE 02, 2026    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | SEMINOLE-SUBSYSTEM    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | MITCHELL TO PLYMOUTH    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | BROWNFIELD NORTH    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | TBPL/NNG BEATRICE    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | EL PASO/NNG PLAINS 30"(REC)    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | TW/NNG ESTES WARD    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | VIKING/NNG PIERZ INTER    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | SEMINOLE-SUBSYSTEM    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | MITCHELL TO PLYMOUTH    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | BROWNFIELD NORTH    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | TBPL/NNG BEATRICE    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | EL PASO/NNG PLAINS 30"(REC)    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | TW/NNG ESTES WARD    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | VIKING/NNG PIERZ INTER    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | MITCHELL TO PLYMOUTH    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | BROWNFIELD NORTH    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | TBPL/NNG BEATRICE    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | TW/NNG ESTES WARD    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | VIKING/NNG PIERZ INTER    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | SEMINOLE-SUBSYSTEM    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | MITCHELL TO PLYMOUTH    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | FIELD TO DEMARC ALLOCATION GROUP    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | BROWNFIELD NORTH    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | ONEOK WESTEX SEAGRAVES    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | TW/NNG ESTES WARD    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | MITCHELL TO PLYMOUTH    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | JAL TO GAINES    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | FIELD TO DEMARC ALLOCATION GROUP    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | BROWNFIELD NORTH    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | PAMPA NORTH GROUP    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | BEAVER NORTH    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | EL PASO/NNG DUMAS    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | ONEOK WESTEX SEAGRAVES    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Capacity Constraint | TW/NNG ESTES WARD    | 6/2/2026 9:00 AM | 6/3/2026 8:59 AM |
| Billing and Payments | FINAL RESERVATION AND REMITTANCE STATEMENTS ARE AVAILABLE (MAY 2026)    | 6/1/2026 9:00 AM | 6/9/2026 8:59 AM |
| Phone List | WEEKEND ON CALL 6/6/2026 THROUGH 6/7/2026    | 6/1/2026 8:00 AM | 6/8/2026 8:00 AM |
| TSP Capacity Offering/ROFR Capacity | RIGHT OF FIRST REFUSAL – CAPACITY NOTICE | 5/29/2026 9:05 AM | 7/13/2026 5:00 PM |
| Other | CARLTON REIMBURSEMENT | 5/28/2026 8:35 AM | 7/1/2026 5:00 PM |
| Planned Service Outage | NORTH BRANCH MAINTENANCE SUPPLEMENTAL INFORMATION | 5/20/2026 10:30 AM | 8/1/2026 8:59 AM |
| Rates and Charges | FIRM DEFERRED DELIVERY ANNUAL ROLLOVER CHARGE | 5/19/2026 9:45 AM | 6/16/2026 10:00 PM |
| TSP Capacity Offering | FIELD AND FIELD TO DEMARC CAPACITY AND ALTERNATE EVALUATION METHODOLOGY | 5/6/2026 8:55 AM | 11/1/2026 8:59 AM |
| TSP Capacity Offering | CAPACITY NOTICE – WINTER SEASONAL SERVICE | 5/1/2026 9:00 AM | 8/31/2026 5:00 PM |
| TSP Capacity Offering | OPEN SEASON FOR FIELD AND FIELD TO DEMARC CAPACITY BEGINNING NOVEMBER 2026 | 3/31/2026 3:23 PM | 6/30/2026 5:00 PM |
| Rates and Charges | RATE CASE UPDATE – DOCKET NO. RP25-989 | 2/24/2026 9:40 AM | 8/31/2026 12:00 AM |
| Rates and Charges | RATE CASE MOTIONS AND INTERIM RATES | 12/30/2025 4:25 PM | 8/31/2026 12:00 AM |
| Rates and Charges | UPDATE 1: RATE CASE – INTERIM RATES AND DEFERRED COLLECTION AGREEMENT | 12/29/2025 4:32 PM | 8/31/2026 12:00 AM |
| Scheduling Alert | CAPACITY UPDATE VIKING/NNG PIERZ (61667) AND VIKING/NNG POLK (62983) | 10/1/2025 9:00 AM | 10/31/2026 8:59 AM |
| Gas Quality | PIPELINE GAS QUALITY REQUIREMENTS | 9/27/2024 1:30 PM | 12/1/2999 8:59 AM |
| Rates and Charges | BUMP PENALTY NOTICE | 8/13/2024 2:00 PM | 12/31/2999 12:00 AM |
| Computer System Status | SCHEDULED SYSTEM APPLICATION MAINTENANCE | 8/13/2024 2:00 PM | 12/31/2999 8:59 AM |
| Other | REQUESTS TO EXTEND NOMINATION TIMELINE | 8/13/2024 2:00 PM | 12/31/2999 8:59 AM |
| Other | AWARDING OF REQUESTS FOR NEAR-TERM SERVICE | 10/28/2022 8:59 AM | 12/31/2999 5:00 PM |
| Waste Heat | WASTE HEAT ENERGY RECOVERY FACILITIES - UPDATE 1 | 9/14/2021 7:00 AM | 12/31/2999 8:59 AM |
| Request to Purchase Releasable Capacity | POSTING REQUESTS TO PURCHASE RELEASABLE CAPACITY | 5/19/2014 2:02 PM | 12/31/2999 8:59 AM |