Columbia Gas Transmission LLC posts operational flow order

( This is the verbatim text of a critical notification provided by the pipeline operator to its shippers. The information has not been independently verified. This item may be followed by a news story depending on the severity of the incident's impact, if any, on operations.

) Company Name: Columbia Gas Notice Type Description: Capacity Constraint Posted Date: 09/21/26 7:18:15 AM Effective Date: 09/21/26 4:00:00 AM End Date: 10/21/26 4:00:00 AM Subject: CAPACITY POSTING — TIM for September 22, 2026 Posting Text: COLUMBIA GAS TRANSMISSION, LLC DAILY CAPACITY POSTINGColumbia Gas Transmission LLC (TCO) posts projections of anticipated market area restrictions at least 24 hours prior to the time when nominations are due. These advance forecasts are subject to change based on actual operating conditions. A Critical Day for Storage Injections is in effect.

An Operational Flow Order (OFO) for Receipt Points in Market Areas 26, 30, 35, 41 & 42 is in effect. Columbia may, from time to time, have displacement capacity available at various receipt/delivery points. Displacement nominations are scheduled based on operational availability up to an approved amount not to exceed the scheduled volumes in the physical direction of flow of the meter.

Please contact your Customer Services, Marketing, or O&L Representative for availability at points not listed on this CONSTRAINTS-- Non-Firm Available 633863 — NFG Hartzfelt Mountain — 11,000640203 — Wagoner Line K — 25,000640296 — CLINGERMAN — 0640297 — Range — Sharp — 0640496 — Range — Day — 0 640564 — Amwell — 0642452 — CMG Majorsville — 0642569 — Mojo — 0642831 — Range Mills — 0642838 — Strabane — 0642854 — Kryptonite — 0740178 — Fairfield — REX — 75,000743064 — NEXUS MR06 — 75,000743365 — Quarry Road — 25,000736626 — DPL CENTERVILLE — 10,000737067 — Darby Plant — 75,000823621 — MOUNTAIN STATE-GRANT — 0833097 — BOSWELLS TAVERN (75-007219) — 0 (Receipts)833097 — BOSWELLS TAVERN (75-007219) — 100,000842866 — Green Energy Stonewall — 0* 843067 — Cornwell — * 0843105 — Transco Chantilly — 50,000B10 — CAMBRIDGE-9 — 20,000B15 — UNIONVILLE-35 — 10,000B17 — HIGHLAND-36 — 20,000B18 — MILFORD-21 — 0B9 — BROAD RUN-19 — 0 (Receipts)B9 — BROAD RUN-19 — 0 (Deliveries)BYBEE — BYBEE — 0 (Deliveries)C10 — PLEASANT — 0C14 — WAYNESBURG — 20,000 C15 — UNIONTOWN-35 — 0C16 — DELMONT-36 — 0 (Receipts)C16 — DELMONT-36 — 0 (Deliveries)C22 — EAGLE-25 — 0C23 — PENNSBURG-23 — 0C41 — TEXAS EASTERN TETCON — 100,000C45 — Marietta — 0C9 — HOOKER-5 — 50,000E13 — EMPORIA, VA-34 — 0E17 — MARTINS CREEK — 21 — 0 (Receipts)E17 — MARTINS CREEK — 21 — 15,000 (Deliveries)E2 — ROCKVILLE-30 — 0E3 — DOWNINGTOWN-29 — 0E9 — YNG WOMANS CK-RENOVO — 0MVPWB — MVP Columbia WB — 0 (Receipts)MVPWB — MVP Columbia WB — 0 INTERNAL CONSTRAINTS-- Non-Firm Available - Artemas MA25 — 0BICKBOSW — Bickers MA33 — No Restriction CERELANH — Lanham East MA19 — 0 CERELANW — Lanham West MA19 — 0CEREWEST — Ceredo West MA19 — 0 CORNHART — Corning East MA20 — 0CRAWNORT — Crawford North MA8 — 0CSLOSTRI — Lost River CS MA30 — No RestrictionDELMONSO — Delmont South MA36 — 10,000DOWNEAST — Downingtown East MA24 — 25,000GRENCSTL — Greencastle MA25 — No RestrictionHELLHANO — Hellertown MA22 — 0HIGHLAND — Highland MA38 — 10,000HOPEWELL — Hopewell MA33 — No RestrictionINDEGLAS — Corning West MA20 — 5,548KAEAST — KA East MA17 — 0LANPKA — Lanham PKA MA19 — 0LEACHSEG — Leach MA19 — No RestrictionLOUDOUN — Loudoun MA28 — No RestrictionLOUISA — Louisa MA33 — No Restriction MA1SEG — Pavonia to Toledo — 10,000 MA3SEG — Lima MA3 — 10,000 MA6SEG — Dayton MA6 — 20,000MA7SEG — Sandusky MA7 — 60,000 NORTKENT — Northern Kentucky OA6 — No RestrictionPTJRWARW — Wagoner East MA21 — No RestrictionRUTLEDGE — Rutledge North MA28 — 50,000SENECA — Seneca MA30 — No INTERNAL CONSTRAINTS-- Non-Firm Available - Cobb Line H MA18 — No RestrictionA03LOW — Cobb Northwest MA18 — No RestrictionA03NORTH — Cobb Northeast MA40 — No RestrictionA03SOUTH — Cobb South MA18 — No RestrictionADALSMIF — Smithfield to Adaline MA35 — 0ALLIAREC — Alliance Receipts MA4 — 20,000BOLDMAN — Boldman MA16 — 0CHSTKENO — Line P North MA16 — 25,000CLENWAYN — Clendenin to Waynesburg MA35 — 0COBBA03 — Cobb CS MA18 — No RestrictionCRAWSOUT — Crawford South MA8 — No RestrictionDELMRENO — Delmont MA36 — No RestrictionDOWNWEST — Downingtown West MA24 — 0EASTON — Easton MA21 — 0GRANHAML — KA High MA19 — 25,000HANCOCK — Hancock MA20 — 0KA1SCBYB — KA1 Station Camp MA13 — 5,500KAWEST — KA West MA17 — 0LEBANON — Lebanon MA6 — 50,000 LONEOAKA — Lone Oak A MA41 — 0LONEOAKB — Lone Oak B MA41 — 0 LXPSEG — LXPSEG MA41 — 0MAYTHUFF — KA Low MA16 — 0 MXPSEG — MXPSEG MA42 — 0RUTSOUTH — Rutledge South MA28 — 0 SHERWODA — Sherwood A MA42 — 0SHERWODB — Sherwood B MA42 — 100,000 SMITHFLD — Smithfield MA35 — 0TANNDELM — Line 1711 MA35 — 0WALGROVE — Walgrove MA18 — No RestrictionWAYNESNO — Waynesburg North MA35 — 0 AVAILABILITY-- Non-Firm Available - Cornwell — 100,000 C14 — WAYNESBURG — 30,000C22 — EAGLE-25 — 25,000C23 — PENNSBURG-23 — 0C4 — TETCO LEBANON-6 — 0E2 — ROCKVILLE-30 — 0LOUDOUN — LOUDOUN LNG — METERS-- Non-Firm Available - TM Boswells Tavern MA33 — 500,000TMBRDRUN — TM Broad Run MA19 — 500,000TMCEREDO — TM Ceredo MA19 — 500,000TMCHANTY — TM Chantilly MA30 — 500,000TMEAGLE — TM Eagle MA25 — 500,000TMLEACH — TM Leach MA19 — 500,000TMLOSTRI — TM Lost River MA30 — 500,000TMLOUDN — TM Loudoun MA30 — 500,000TMLXP — TM LXP MA41 — 500,000TMMXP — TM MXP MA42 — METERS-- Non-Firm Available — Mainline Apple Grove — 500,000MLCRWFRD — Mainline Crawford — 500,000MLDRYCRE — Mainline Dry Creek — 500,000MLEAGLE — Mainline Eagle — 500,000MLLEACH — Mainline Leach — 500,000MLLOUDOU — Mainline Loudoun — 500,000MLLXPMAJ — Mainline LXP Majorsville — 500,000MLNEWALB — Mainline New Albany — 500,000 MLPETERS — Mainline Petersburg — 500,000MLSDRCRK — Mainline Saunders Creek — Pipe And Due Shipper AREA 01 — Due Pipe — 0, Due Shipper — No RestrictionOP AREA 02 — Due Pipe — 0, Due Shipper — No RestrictionOP AREA 03 — Due Pipe — 0, Due Shipper — No RestrictionOP AREA 04 — Due Pipe — 0, Due Shipper — No Restriction OP AREA 05 — Due Pipe — 0, Due Shipper — No RestrictionOP AREA 06 — Due Pipe — 0, Due Shipper — No RestrictionOP AREA 07 — Due Pipe — 0, Due Shipper — No RestrictionOP AREA 08 — Due Pipe — 0, Due Shipper — No Restriction OP AREA 10 — Due Pipe — 0, Due Shipper — No Restriction========================================================================================================================================================PAL & IT BUSINESSRepresentatives are available daily to discuss PAL transactions with customers who have executed Master PAL Agreements.

The following services are eligible for Auto Park/Loan Paybacks and Auto Loan/Park Withdrawals:IPPSPPA01 — KenovaA02 — Flat TopA03 — CobbA04 — Alexander A05 — Delmont A06 — McClellandtownA08 — CrawfordA09 — York A10 — Dungannon A11 — BinghamtonA12 — Mountaineer Xpress* Denotes a change from previous posting More information is available at