Overview
ArcelorMittal Indiana Harbor in East Chicago, Indiana, is a large operational primary metal facility. It is one of the largest integrated steel mills in North America, producing a wide range of steel products.
ArcelorMittal Indiana Harbor, located at 3210 Watling Street in East Chicago, Indiana, is a major primary metal facility operating under NAICS code 331111 (iron and steel mills). As part of the global ArcelorMittal group, it is one of the largest integrated steel mills in North America, with significant production capacity for flat-rolled steel used in automotive, construction, and industrial applications. The facility operates under the regulatory framework of the U.S. Environmental Protection Agency (EPA), including the Clean Air Act (CAA), Clean Water Act (CWA), and Resource Conservation and Recovery Act (RCRA). As a large integrated steel mill, it is subject to stringent emissions limits for criteria pollutants such as particulate matter, sulfur dioxide, and nitrogen oxides, as well as greenhouse gas reporting requirements. The plant also manages hazardous waste under RCRA and reports toxic releases under the Toxics Release Inventory (TRI) Section 313. ArcelorMittal Indiana Harbor plays a critical role in the regional economy and steel supply chain, employing thousands of workers. Its environmental significance stems from the inherent pollution intensity of integrated steelmaking, including coke oven emissions, blast furnace slag, and water discharges. The facility's proximity to Lake Michigan and urban communities necessitates robust environmental management and community engagement.
Environmental context
East Chicago, Indiana, is part of the heavily industrialized Great Lakes region, with a history of steel production and refining. The area faces cumulative environmental impacts from multiple industrial sources, including air emissions and water discharges into Lake Michigan. The local community has experienced environmental justice concerns related to industrial pollution. ArcelorMittal Indiana Harbor, as a large integrated steel mill, contributes to regional air quality challenges and must comply with EPA's multi-media regulations to mitigate its environmental footprint.
Frequently asked questions
ArcelorMittal Indiana Harbor is located at 3210 Watling Street in East Chicago, Indiana, United States.
The facility is an integrated steel mill that produces flat-rolled steel products used in automotive, construction, and industrial sectors.
The facility is operational and is one of the largest integrated steel mills in North America.
The facility must comply with U.S. EPA regulations including the Clean Air Act, Clean Water Act, RCRA, and TRI reporting requirements.
The NAICS code is 331111, which corresponds to iron and steel mills.
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