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ArcelorMittal Dofasco steel plant

operating

Hamilton, North America, Canada

ISO 14001ResponsibleSteel
GEM wiki

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.

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.