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Pipeline: Transco Notice: Revised- Market and Production Constraints Posted: 08/17/2026 07:39:34 CDT Notice ID: 17173343 TRANSCONTINENTAL GAS PIPE LINE COMPANY, LLC Critical: Y Notice Eff Date: 08/17/2026 Notice Eff Time: 07:39:34 CDT Notice End Date: Notice End Time: Notice ID: 17173343 Notice Stat Desc: Supersede Notice Type Desc: Constraint Post Date: 08/17/2026 Post Time: 07:39:34 CDT Prior Notice: 17173323 Reqrd Rsp Desc: No response required Rsp Date: Rsp Time: TSP: 007933021 TSP Name: TRANSCONTINENTAL GAS PIPE LINE COMPANY, LLC Notice Text: Subject: Revised- Market and Production Constraints The available capacity listed below in each section will become effective August 18, 2026 . Changes from the previous gas day are highlighted in bold . The following chart reflects the quantity of available transportation capacity including Primary, Non-Secondary Reverse Path (NSRP), Secondary Firm, and Interruptible at various Throughput Section Boundary (TSB) locations or segment constraints. These TSBs are identified as receipt or delivery based. Maintenance TSB Constraints Loc ID Location Name ZN Del/Rec Type of TSB Available Capacity Mdt/d Highest Priority Included* Flow Dir Job # 9012663 Compressor Station 160 5 Del M-L 1,726 PRIMARY N-S 327549 9010778 Central Penn Line South N to S MP 1.0 6 Del M-L 2,093 PRIMARY N-S 459274 134423 ML S35 S to N MP 327.27 2 Rec M-L 584 PRIMARY S-N 134423 1002726 MCCOMB M4483 4 Meter M-L 0 130940 1006175 GULF SOUTH-MAGNOLIA M4150 4 Meter M-L 0 130940 1006149 KINDER M3371 3 Meter M-L 0 688339 *The priority listed in addition to all lower priorities will be subject to the Available Capacity. If the priority listed references “Only”, only the priority listed will be allowed and subject to the Available Capacity; All lower priorities will not be allowed. System TSB Constraints Loc ID Location Name ZN Del/Rec Type of TSB Available Capacity Mdt/d Highest Priority Included* Flow Dir 9011140 Mainline MP 438.84 2 Rec L 709 PRIMARY S to N 9000000 Compressor Station 60 MP 588.62 3 Rec Loc 200 NSRP S to N 9011460 SWLA Lat N to S MP 1.0 2 Del L 40 NSRP N to S 9011260 SELA N to S MP 85.93 3 Rec L 0 PRIMARY N to S 9011261 SELA S to N MP 85.94 3 Rec L 0 PRIMARY S to N 9001620 Mobile Bay Lat South Asc MP 20 4A Del L 25 NSRP N to S 5000048 TSB MP 1412.98 to MP 1369.45 5 Del S 0 NSRP N to S 1001280 S Virginia Lat Sta 167 MP 69.12 5 Del L 0 SECONDARY N to S 5000033 TSB MP 1413.00 to MP 1519.92 5 Del S 200 NSRP N to S 5000039 TSB MP 1519.93 to MP 1586.30 5 Del S 200 NSRP N to S 5000040 TSB MP 1586.30 to 1674.56 5,6 Del S 200 NSRP N to S 9010778 Central Penn South N to S TSB MP 1.00 6 Del L 0 SECONDARY N to S 9008342 Marcus Hook Lateral TSB MP 1.10 6 Del L 200 SECONDARY N to S 9012063 Marcus Hook Lateral TSB MP 18.71 6 Del L OPEN N to S 9008343 Trenton Woodbury Lateral TSB MP 1.00 6 Del L 200 SECONDARY N to S 9007422 Station 207 Lower Bay Lateral MP 8.57 6 Del L 447 SECONDARY W to E 9008482 NY Bay Lateral MP 35.00 6 Del L 0 SECONDARY W to E 9008866 Mainline Milltown MP 1790.85 6 Del L 0 NSRP S to N 1001300 Linden MP 1808.191 6 Del L 50 NSRP S to N 9010838 Rivervale Lat. North NJ Ext. MP 19.0 6 Rec L 0 SECONDARY N to S 9007462 Leidy Station 517 W MP 127.949 6 Del L 400 NSRP E to W 9007463 Leidy Station 520 W MP 170.389 6 Del L 400 NSRP E to W 9008462 Leidy Line West End MP 205.00 6 Del L 400 NSRP E to W *The priority listed in addition to all lower priorities will be subject to the Available Capacity. If the priority listed references “Only”, only the priority listed will be allowed and subject to the Available Capacity; All lower priorities will not be allowed. Location TSB (L); Segment TSB (S); Maintenance Location TSB (M-L) The following chart reflects the quantity of available High Burn Limit Value (HBLV) no-notice swing service including Non-Traditional (NT Swing), Secondary (Sec Swing) and Interruptible (IT Swing) at various location or segment HBLV constraints. Loc/Seg ID HBLV Location/Segment Constraint Zone Type of HBLV Available Swing Mdt/d Highest Priority Included 5000027 Zone 1 Segment 1 S 1 Secondary 5000028 Zone 2 Segment 2 S 0 Secondary 5000029 Zone 3 Segment 3 S 0 Secondary 5000030 Zone 4 Segment 4 S 0 Secondary 5000031 Zone 5 Segment 5 S 0 Secondary 5000032 Zone 6 Segment 6 S 0 Secondary Location (L); Segment (S) The following chart reflects the quantity of available High Burn Limit Value (HBLV) no-notice swing service including Non-Traditional (NT Swing), Secondary (Sec Swing) and Interruptible (IT Swing) at various location or segment HBLV constraints. Loc ID Location Name Zone Del/Rec Single Point or Group Available Capacity Mdt/d 9003442 Pine Prairie Stg 3 Rec L 900 9003442 Pine Prairie Stg 3 Del L *** 9010378 TOD Leidy West Aggregate Receipt MP 101.00 6 Rec G OPEN 9010379 TOD Leidy East Aggregate Receipt MP 101.00 6 Rec G OPEN 9007682 Leidy Line Aggregate Receipt MP 101.00 6 Rec G OPEN 9001342 Martins Creek #3 6 Rec L 43 1006561 Algonquin - Ctr M4402 6 Del L 135** 9007962 Raceland I/C 3 Del L 40 1004123 Terrebonne Sta 62 I/C 3 Del L 85 1006304 Vinton FGT Meter 4381 2 Del L 0 9002300 POOLE ROAD 1 Del L 80 Location (L); Aggregate of Locations (G) Leidy Aggregate Receipts consist of: Puddlefield, Carverton and Chapin Markham Aggregate Deliveries consist of: Markham Channel, Markham Valero, Markham SW #1, and Poole Road TOD Leidy West consists of: Puddlefield, Carverton and Chapin TOD Leidy East consists of: Puddlefield, Carverton and Chapin ** Non-Traditional and Lower Priorities *** Delivery qty. available only by displacement of scheduled receipt qty. To the extent that the total nominated quantities or requested HBLV quantities exceed the available capacity/swing in the charts identified above, Transco will adjust these quantities based on its priority of service, in accordance with the General Terms and Conditions of Transco's FERC Gas Tariff. This information is provided as a summary of significant information that coincides with information currently available under Transco's Operational Capacity report and is intended to provide customers with an easy reference source. Transco may be required to institute capacity restrictions at locations or in segments other than those identified above if operational conditions dictate. As operational conditions change, Transco will provide notice, via 1Line, of any additional segments or locations where transportation services or HBLVs may be limited and of any changes in available capacity in any of the identified areas. If you have any questions, please contact your Commercial Services Representative.