EPA GHGRP · industry profile · NAICS metals

Metals - industry emissions

Facility greenhouse-gas emissions reported for the Metals EPA industry sector, by in-sector parent company.

among sectors
#7
Total CO₂e - Large emitter
91.6M MT
Facilities
363
Companies
144
Avg / facility - High intensity
252K MT

Data updated May 2026

91.6M MT CO₂e · 363 facilities

Metals reports 91.6M MT CO₂e from 363 in-sector facilities and 144 parent companies (#7 of 15 EPA industry sectors), led by CLEVELAND-CLIFFS at 29.9%.

  • Sector rank #7 of 15 EPA industries
  • CLEVELAND-CLIFFS leads at 29.9% of sector CO₂e
  • Top 50 of 144 in-sector companies shown

In-sector concentration desk

CLEVELAND-CLIFFS accounts for 29.9% of reported Metals CO₂e (27.4M MT of 91.6M MT). The top three in-sector reporters hold 57.2% (CLEVELAND-CLIFFS; US STEEL; NUCOR). Shares use EPA GHGRP facility rollups tagged to this sector only, not each parent's company-wide total.

Companies with Metals facilities

Ranked by GHG emissions from facilities whose EPA industry sector is Metals (not the company's primary-sector label).

# Company In-sector emissions (MT CO2e)
1 CLEVELAND-CLIFFS 27.4M
2 US STEEL 19.4M
3 NUCOR 5.6M
4 ALCOA 5.2M
5 SUNCOKE ENERGY 3.3M
6 STEEL DYNAMICS 2.5M
7 CENTURY ALUMINUM 986K
8 GLOBE SPECIALTY METALS 924K
9 COMMERCIAL METALS 861K
10 GERDAU USA 838K
11 GRAMERCY HOLDINGS I 803K
12 SSAB US HOLDING 631K
13 NOVELIS 631K
14 ARCONIC 628K
15 ARCELORMITTAL HOLDINGS 619K
16 AM/NS CALVERT 564K
17 BLUESCOPE STEEL INVESTMENTS 442K
18 Pinnacle Mountain Holding Co III 380K
19 PROTERIAL AMERICA 378K
20 MAGNITUDE 7 METALS 375K
21 EVRAZ INC NORTH AMERICA 368K
22 DTE ENERGY 332K
23 BEFESA ZINC US 327K
24 TIMKENSTEEL 320K
25 KAISER ALUMINUM 311K
26 MCWANE 280K
27 NORTH AMERICAN STAINLESS 275K
28 CHARTER MANUFACTURING CO 274K
29 QUIKRETE 268K
30 ALLEGHENY TECHNOLOGIES 255K
31 WISE METALS 252K
32 PHOENIX GLOBAL 230K
33 CARPENTER TECHNOLOGY 229K
34 SANDERS LEAD CO 220K
35 STEEL DUST RECYCLING 210K
36 MAGNESIUM REFINING TECHNOLOGIES 206K
37 GEORGIAN AMERICAN ALLOYS 205K
38 CATERPILLAR 189K
39 GOPHER RESOURCE 188K
40 BERKSHIRE HATHAWAY 186K
41 AIP 180K
42 FREEPORT-MCMORAN 171K
43 AMERICAN CAST IRON PIPE 169K
44 CALIFORNIA STEEL INDUSTRIES 164K
45 DRUMMOND CO 160K
46 OUTOKUMPU STAINLESS 158K
47 REAL ALLOY HOLDING 157K
48 VALLOUREC STAR 152K
49 HYDRO EXTRUSION USA 145K
50 SPARTAN LIGHT METAL PRODUCTS 143K

In-sector totals aggregate EPA Greenhouse Gas Reporting Program (GHGRP) facility reports whose industry sector is Metals. Company rows sum only facilities tagged to this sector, not each parent's company-wide total. See our methodology. Retrieved and formatted by PlainCarbon