Overview
ArcelorMittal Indiana Harbor is a primary metal facility in East Chicago, Indiana, operating as a large-scale steel mill. It is one of the largest integrated steel mills in North America.
ArcelorMittal Indiana Harbor is a primary metal facility located at 3210 Watling Street in East Chicago, Indiana, United States. The plant is operational and classified under NAICS codes 331111 (Iron and Steel Mills) and 331513 (Steel Foundries), indicating a large-scale integrated steel production operation. As part of the global ArcelorMittal group, it is one of the largest steel mills in North America, with significant capacity for iron and steelmaking. The facility operates under the regulatory framework of the United States Environmental Protection Agency (EPA), including the Clean Air Act (CAA), Clean Water Act (CWA), Resource Conservation and Recovery Act (RCRA), and Toxics Release Inventory (TRI) Section 313 reporting. As a primary metal plant, it involves processes such as blast furnace ironmaking, basic oxygen steelmaking, and continuous casting, which are typical for integrated steel mills. The scale of operations places it in the large industrial category, with substantial emissions and waste generation subject to stringent permits. Environmentally, the plant's location in East Chicago, near Lake Michigan and the Indiana Dunes, raises considerations for air and water quality. The facility's operations contribute to local industrial emissions, including particulate matter and greenhouse gases, and it is subject to community right-to-know reporting under TRI. Its role in the regional economy and steel supply chain is significant, supporting downstream industries and employment.
Environmental context
The facility is situated in East Chicago, Indiana, within the heavily industrialized Calumet region near Lake Michigan. This area has a history of industrial pollution, and the plant's primary metal operations contribute to air emissions of particulate matter, sulfur dioxide, and nitrogen oxides, as well as water discharges affecting the Grand Calumet River. Community proximity raises environmental justice concerns, and the facility is subject to EPA multi-media regulations including CAA, CWA, and RCRA, with TRI reporting for toxic releases.
Frequently asked questions
ArcelorMittal Indiana Harbor is located at 3210 Watling Street, East Chicago, Indiana 46312, United States.
The facility is a primary metal plant, producing iron and steel through integrated steelmaking processes, including blast furnaces and basic oxygen furnaces.
The facility is operational and is one of the largest integrated steel mills in North America.
As a US industrial facility, it is subject to EPA regulations including the Clean Air Act, Clean Water Act, RCRA, and TRI reporting for toxic releases.
NAICS 331111 (Iron and Steel Mills) and 331513 (Steel Foundries) indicate the facility engages in both primary steelmaking and steel foundry operations, reflecting its integrated nature.
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