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Nucor Steel Decatur plant

operating

Trinity, North America, United States

ISO 14001
GEM wiki

Process Route

EAF

Timeline

Operating since 1997

Emissions

2025

0.96 Mt CO₂e

0.45 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

3,100

EAF

3,100

Production

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

Steel Units

EAF
unknown EAF (1)operating
1,550 ttpa165 tNKK-SE (DC), Rev. SMS Demag, Rev. Superior Machinewiki
EAF
unknown EAF (2)operating
1,550 ttpa165 tNKK-SE (DC), Rev. SMS Demag, Rev. Superior Machinewiki

Steel Products

tube, sheet

Ownership

Owner Nucor Steel Decatur LLC

Parent Nucor Corp [100.0%]

Workforce 696 employees

Country Context

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

Explore

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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.