Public Notice

Public Notice Notice is hereby given that Capchem Technologies USA, Inc. has applied for a 401 Water Quality Certification to clear, grade, excavate, and place fill to construct an integrated carbonate solvent and electrolyte facility that includes a carbon dioxide refinery, electrolyte workshop, cooling towers, tank farm, warehouses, a stormwater pond, associated process facilities and plant utilities, and storage and loading facilities. Additionally, a wastewater discharge effluent line and heavy haul road with mooring points will be constructed. All work will occur near or on the left descending bank of the Mississippi River Prior off River Road and Ashland Road south of Geismar in Ascension Parish. Capchem Technologies USA, Inc. is applying to the Louisiana Department of Environmental Quality, Office of Environmental Services for a Water Quality Certification in accordance with statutory authority contained in the LAC 33 :IX.1507 .A-E and provisions of Section 401 of the Clean Water Act. Comments concerning this application can be filed with the Water Permits Division within ten days of this notice by referencing WQC 251125-0 I, AJ 245543 to the following address: Louisiana Department of Environmental Quality Water Permits Division P.O. Box 4313 Baton Rouge, LA 70821-4313 Attn: Water Quality Certifications Comments may be submitted by email to DEO-Water0ua1ityCertifications@la.gov. A copy of the application is available for inspection and review at the LDEQ Public Records Center at 602 North Fifth Street, Baton Rouge, LA 70802, from 8:00 a.m. to 4:30 p.m. The available information can also be accessed electronically on the Electronic Document Management System (EDMS) on the LDEQ public website at www.deq.louisiana.gov. January 15 2026 LLOU0434792