Skip to content

U.S. Steel Gary Works

operating

Gary, North America, United States

ISO 14001
GEM wiki

Process Route

BFBOF

Timeline

Operating since 1908

Emissions

2025

10.8 Mt CO₂e

1.90 t CO₂e per tonne of steel

Typical BF-BOF route: 1.8–2.0 t/t

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

Capacity (ttpa)

Crude Steel

7,800

BOF

7,800

Blast Furnace

6,495

Sinter

4,400

Production

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

Iron Units

BF
BF 14operating
2,540 ttpa3244 m³ · relined 2005Saint-Gobain (parts)wiki
BF
BF 4operating
1,360 ttpa1496 m³ · relined 2020wiki
BF
BF 6operating
1,234 ttpa1506 m³ · relined 2018wiki
BF
BF 8operating
1,361 ttpa1299 m³ · relined 2016Saint-Gobain (parts)wiki

Steel Units

BOF
unknown BOF (1)operating
1,300 ttpawiki
BOF
unknown BOF (2)operating
1,300 ttpawiki
BOF
unknown BOF (3)operating
1,300 ttpawiki
BOF
unknown BOF (4)operating
1,300 ttpawiki
BOF
unknown BOF (5)operating
1,300 ttpawiki
BOF
unknown BOF (6)operating
1,300 ttpawiki

Steel Products

sheet, plate, hot rolled, cold rolled, galvanized sheet, tinplate, pig iron

Ownership

Owner United States Steel Corp

Parent Nippon Steel Corp [100.0%]

Workforce 2,246 employees

Country Context

United States 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.