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TSP Name ANR Pipeline Company TSP 006958581 Notice Type Description: Planned Service Outage Notice Stat Desc: Initiate Prior Notice: Critical: Y Reqrd Rsp Desc: No Response Required Post Notice Effective Notice End Response Post Date: 08/21/26 08/21/26 09/25/26 Subject: Subject: CAPACITY REDUCTION - Southeast Area – Lake Arthur Southbound Author: Author: T0001375 Notice Text ANR has planned maintenance at the Mermentau Compressor Station in the Southeast Area located in Jefferson Parish, Louisiana. As a result, capacity will be reduced as follows: 9/22 – 9/24 Lake Arthur Southbound (LOC #FPLKARSB) 728 MMcf/d (leaving 350 MMcf/d) ANR anticipates this posting may result in Firm Primary, Firm Secondary and Interruptible curtailments. Estimated impact to Firm Primary as follows: 65% - Based on the Current Net Shipper Nominations 67% - Based on the Current Contracted MDQ Any reservation charge credits (RCCs) will be determined per the process set forth in the General Terms and Conditions, Section 6.36 of ANR’s FERC Gas Tariff (“Tariff”). However, ANR will only issue RCCs if ANR is unable to schedule or deliver primary firm nominated capacity as a result of the outage. In the event RCCs are issued as set forth in the Tariff, shippers will receive RCCs based on its 7-day Non-Force Majeure Average Usage Quantity, as defined in Section 6.36.2 of ANR’s Tariff, less any scheduled quantities on the contract. By means of this notice, ANR is establishing which specific Gas Days will be included when determining a shipper’s 7-day Non-Force Majeure Average Usage Quantity pursuant to Section 6.36.2(b) of the Tariff. Please direct any questions to your Account Coordinator, Customer Service Representative, or the Nominations and Scheduling hotline @ 800-827-5267