Maruichi Oregon Steel Tube - Primary Metal Facility in Portland, Oregon

Maruichi Oregon Steel Tube is a primary metal manufacturing facility located at 8735 N Harborgate St, Portland, Oregon. The plant operates within the steel tube production sector, classified under NAICS codes 033121, 331111, and 331210. As part of the Maruichi group, it contributes to the regional industrial base in Multnomah County. The facility operates under the regulatory framework of the US Environmental Protection Agency (EPA), which includes the Clean Air Act (CAA), Clean Water Act (CWA), Resource Conservation and Recovery Act (RCRA), and Toxics Release Inventory (TRI) Section 313 reporting. Steel tube manufacturing typically involves processes such as forming, welding, and finishing, which can generate emissions and waste streams subject to these regulations. The plant's scale is consistent with medium-to-large primary metal operations in the Pacific Northwest. Maruichi Oregon Steel Tube plays a role in the regional supply chain for steel products, serving industries such as construction, automotive, and infrastructure. Its location in Portland's industrial area provides access to transportation networks and a skilled workforce. The facility's environmental management is guided by federal and state permits, ensuring compliance with emission limits and waste handling standards.

Portland, Oregon, has a temperate climate with significant rainfall, which can influence stormwater management at industrial sites. The facility's proximity to the Willamette River and residential areas necessitates careful control of air emissions and water discharges. Primary metal operations like steel tube manufacturing generate particulate matter, metal fumes, and wastewater from cooling and cleaning processes. Regulatory oversight under the Clean Water Act and Clean Air Act requires permits and monitoring to minimize local environmental impact.