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ArcelorMittal Calvert steel plant

operating

Calvert, North America, United States

ISO 14001
GEM wiki

Process Route

EAF

Timeline

Announced2020
Construction2021
Operating2025

Emissions

2025

0.29 Mt CO₂e

0.27 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

1,500

EAF

1,500

Steel Units

EAF
EAF 1operating
1,500 ttpa180 tSarrallewiki
EAF
EAF 2announced
1,500 ttpawiki

Steel Products

sheet, coated, hot rolled, Non-oriented electrical steel (NOES)

Ownership

Owner AM/NS Calvert LLC

Parent ArcelorMittal SA [100.0%]

Workforce 1,700 employees

Country Context

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

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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.