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ArcelorMittal Dofasco

operating

EAF route · Hamilton, North America, Canada

ISO 14001ResponsibleSteel
GEM wiki

ArcelorMittal Dofasco is a scrap-based steel plant: an electric arc furnace melts recycled steel scrap into new crude steel. The liquid steel is solidified into semi-finished shapes by continuous casting. The plant has a crude steel capacity of about 1.4 million tonnes per year. Its main products are tinplate, galvanized, cold rolled, hot rolled, tube.

Process Route

EAF

Timeline

Operating since 1912

Emissions

2025

3.25 Mt CO₂e

1.29 t CO₂e per tonne of steel

Typical EAF route: 0.5–0.7 t/t

Modelled estimate (Climate TRACE), not reported data. Methodology

Capacity (ttpa)

Crude Steel

1,350

EAF

1,350

Production

Crude steelproduction, GEM-compiled (Global Iron & Steel Tracker). Dashed line shows nominal capacity.

Iron Units

BF
BF 2operating pre-retirement
1,186 ttpa1062 m³ · relined 2005JNE Groupwiki
BF
BF 3mothballed
927 ttpa925 m³ · relined 2010wiki
BF
BF 4operating pre-retirement
1,743 ttpa1609 m³wiki
DRI
unknown DRI (1)announced
2,500 ttpasyngas (reformed methane) · capableTenova; Danieliwiki

Steel Units

EAF
unknown EAF (1)operating
1,350 ttpa167 twiki
EAF
unknown EAF (2)announced
2,400 ttpawiki
BOF
unknown BOF (1)retired
2,700 ttpawiki
BOF
unknown BOF (2)operating pre-retirement
2,700 ttpaSMSwiki

Steel Products

tinplate, galvanized, cold rolled, hot rolled, tube

Ownership

Owner ArcelorMittal Dofasco GP

Parent ArcelorMittal SA [100.0%]

Workforce 5,000 employees

Country Context

Canada crude steel production (USGS). Plant line shows nominal capacity, not output.

Learn the processes this plant uses

Nearby Plants

Other ArcelorMittal SA plants

Explore

Plant data sourced from the Global Iron & Steel Tracker (March 2026), Global Energy Monitor. Licensed under CC BY 4.0.

Production data: USGS Minerals Yearbook — Raw Steel: World Production by Country or Locality (2019 edition; 2022 and 2023 early release tables). U.S. Geological Survey, public domain. EAF/BOF splits: USGS Minerals Yearbook (2023 estimates).

Facility emissions estimates from Climate TRACE. Licensed under CC BY 4.0.