Gas Pipeline Seeks Quick Tweaks Under FERC's Blanket Okay
Published Date: 12/8/2025
Notice
Summary
Enable Mississippi River Transmission, LLC is upgrading its gas pipeline system in Missouri by replacing 1.2 miles of old pipeline with 1.57 miles of new, bigger pipe and adding new equipment. This $17 million project will boost natural gas delivery to Ameren Missouri’s Castle Bluff Energy Center, helping them get more reliable service. If you want to speak up or get involved, you’ve got until a set deadline to do so!
Analyzed Economic Effects
2 provisions identified: 2 benefits, 0 costs, 0 mixed.
New Pipeline Adds Capacity for Ameren
Enable Mississippi River Transmission will abandon about 1.2 miles of existing Line A-145 and build about 1.57 miles of new 20-inch Castle Bluff Lateral, a new measurement and regulation station, and related facilities in Jefferson and St. Louis Counties, Missouri. The project will allow EMRT to provide up to 188,000 thousand standard cubic feet per day (Mscf/d) of transportation capacity, and Union Electric Company d/b/a Ameren Missouri has contracted for 45,000 million British thermal units per day of incremental firm natural gas transportation service and park and loan service to its Castle Bluff Energy Center.
Public Comment and Intervention Deadline
You can file a protest, motion to intervene, or comment on this project at no cost by 5:00 p.m. Eastern Time on February 2, 2026. If no protest is filed within the allowed time, or a protest is withdrawn within 30 days after the allowed time, the proposed activity will be deemed authorized the day after the time allowed for protest; only intervenors can request rehearing and later challenge Commission orders.
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