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Gerdau Midlothian Steel Mill

Steel Plant in United States. Approximate location 32.45876, -97.03658.

Steel PlantUnited StatesCO₂ estimate (modelled)

Gerdau Midlothian Steel Mill is a steel plant in United States. Steel plants burn coal in blast furnaces or use electric arcs to melt scrap; in both cases the molten metal must be kept above 1,500°C and transferred through extensive hot piping and vessels. It is operated by Gerdau Ameristeel Corp. It emits about 83,254 t CO₂e a year from Climate TRACE, roughly comparable to the annual emissions of 19k passenger cars.

1,500kt steel/yr (Global Energy Monitor)
83,254t CO₂e / yr (Climate TRACE)
#699CO₂ rank in United States

Facility data: Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0), id ct-1567112.

Data status

Known source data

FacilityGerdau Midlothian Steel Mill Climate TRACE
CountryUnited States Climate TRACE
Coordinates32.45876, -97.03658 Climate TRACE
Sector / subsectoriron-and-steel Climate TRACE
Owner / operatorGerdau Ameristeel Corp Climate TRACE
EPA parent companyGERDAU USA INC US EPA GHGRP
EPA NAICS331110 US EPA GHGRP
TRI facility recordCHAPARRAL STEEL MIDLOTHIAN LP US EPA TRI
TRI parent companyGERDAU USA INC US EPA TRI
TRI NAICS331110 US EPA TRI
TRI reported chemicalsCadmium compounds, Chromium compounds (except for chromite ore mined in the Transvaal Region), Copper compounds, Dioxin and dioxin-like compounds, Lead And Lead Compounds, Manganese compounds… US EPA TRI
TRI on-site releases15,082 lb/yr US EPA TRI
GEM steel parentGerdau SA [77.4%] Global Energy Monitor
Steel process routeelectric Global Energy Monitor
Steel asset statusoperating Global Energy Monitor
Steel equipmentEAF Global Energy Monitor
Steel capacity1,500 ktpa Global Energy Monitor
Modelled CO₂e83,254 t/yr Climate TRACE
Measured CO₂ cross-check272,782 t/yr measured cross-check · GHGRP 2023

Calculated from the dataset

United States rank#699 of 1910 · top 36.6% calculated
Global iron-and-steel rank#691 of 868 · top 79.6% calculated
Climate contextderived from coordinates calculated

Not available

Fuel typeNot available not in dataset
Thermal capacity (MW)Not available not in dataset

Source data, measured cross-checks and calculated values are kept separate. No confidence percentage is invented.

Similar facilities by modelled emissions

Same Climate TRACE subsector; closest non-placeholder modelled CO₂e values. Russia and Belarus excluded.

Operating power plants within 50 km

PowerAtlas operating assets, ordered by great-circle distance from published coordinates.

In context: how this facility compares

Subsector: iron-and-steel. As steel plant, it requires high process heat (typically 800–1500°C) for its core industrial operations — heat that must be supplied by boilers, furnaces or direct combustion, and losses through uninsulated vessels and piping represent wasted fuel. Removable modular insulation can cut those losses by 80–96%, surface-cooling equipment to ≤45°C, with payback often under 2 years. Steel plants burn coal in blast furnaces or use electric arcs to melt scrap; in both cases the molten metal must be kept above 1,500°C and transferred through extensive hot piping and vessels.

Capacity & CO₂-intensity comparison computed from Climate TRACE industrial facilities data; sector role based on engineering reference.

What 83,254 t CO₂e a year looks like

This facility's estimated annual CO₂e (Climate TRACE, modelled) in everyday equivalents from the US EPA Greenhouse Gas Equivalencies calculator:

19kcars driven for a year
11khomes' annual energy use
1.4 milliontree seedlings grown 10 years

Equivalencies: US EPA Greenhouse Gas Equivalencies. Emissions: Climate TRACE.

Carbon cost, Scope 1 & decarbonization potential

At its reported 83k t CO₂e/yr (Scope 1), Gerdau Midlothian Steel Mill carries no domestic carbon price — and as a CBAM-covered product, its 83k t at the EU CBAM rate (€75/t) is €6.3M/yr of exposure on EU-bound exports. CBAM share rises from 2.5% (2026) to 100% by 2034. The fastest decarbonization lever is energy efficiency: eliminating heat loss on hot equipment (removable insulation, steam & waste-heat recovery) typically cuts 2–5% of fuel-related CO₂ — here ≈2k t–4k t/yr, worth €125k€314k, with payback up to 2 years. No domestic carbon price — but cement, steel, aluminium, fertilizer and hydrogen exported to the EU face CBAM at €75/t (rising to 100% by 2034).

Measured CO₂: 273k t/yr — verified GHGRP (reporting year 2023) (228% above the modelled estimate). Modelled estimate 83k t/yr (Climate TRACE), high-confidence match, cross-checked via the measured-vs-modelled dataset (n=711).

83k t CO₂e / yrScope 1 emissions
€6.3M/yrCBAM exposure on EU exports
2k t–4k t/yr ≈ €125k€314kDecarbonization potential

Carbon price: EU CBAM €75/t · EU ETS €79/t, July 2, 2026, refreshed live via Carbon Hub. CO₂: measured (GHGRP RY2023), cross-checked vs Climate TRACE. Efficiency range: US DOE / ASTM C680 (method). Indicative carbon value, not the cash bill — free allocation applies; not compliance advice. Estimate the saving for this site →

Operator

Operated by Gerdau Ameristeel Corp. All facilities by this operator →

Local climate

Gerdau Midlothian Steel Mill sits in a humid subtropical climate zone (Köppen Cfa), at 32.5°N in the northern hemisphere.

~18°Ctypical annual mean
~27°Ctypical warm-season
Humid subtropical: hot summers and mild winters

Köppen zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).

Site climate & environmental severity

The local climate sets how fast unprotected steel, protective coatings and the insulation on hot process equipment degrade at this site. It sits in a moderately corrosive environment (estimated ISO 9223 class C3 — Medium), with humidity / wetness the leading environmental stress.

C3ISO 9223 corrosivity (indicative)
38/100environmental-severity index
21.9°Cseasonal temperature swing
401 kmdistance to coast
ModerateCUI risk tier

In this site’s local climate, a bare 150 °C surface sheds about 1315 W/m² to ambient — roughly 1.01× the loss at a 20 °C reference; removable insulation recovers about 1249 W/m² of that. Reference-surface calculation at a 150 °C surface from WorldClim climate normals (ASTM C680 / ISO 12241) — an indicative per-climate comparison, not a measurement of this site’s specific equipment. Open method dataset: DOI 10.5281/zenodo.20787408 (CC BY 4.0).

Higher environmental severity is exactly where protective removable insulation pays back most: a sheltered micro-climate slows corrosion, UV and thermal-cycling damage and extends outdoor hardware service life. This is an indicative site-climate context — not a condition assessment of any specific plant or operator.

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby sites

Nearby industrial sites

Location

Coordinates 32.45876, -97.03658. View on OpenStreetMap.

Heat loss & insulation profile

For a steel plant, the main modular-insulation targets are reheat & annealing furnaces, ladles, hot-blast stoves, steam & gas ducting. Typical hot-surface ranges used for screening: 200–1,200 °C.

Indicative recoverable energy

A first-pass insulation screen suggests about 3,600 MWh/year of recoverable heat-loss reduction and about 1,200 t CO₂e/year of avoided emissions. Screening estimate scaled from installed process-heat projects and surface-temperature reduction data.

See Inzonex Modular Insulation → Run the calculator →

Screening calculation from facility class, capacity and open emissions/energy context. Engineering survey required before procurement.

Safety & the no-regret first step

Start with a thermal survey of valves, flanges, doors and bends. Removable modular insulation keeps maintenance access open while lowering exposed-surface temperature and wasted heat.

United States: funding & obligation

Funding. Investment tax credit up to 30% of qualified investment incl. industrial decarbonization; open to small/medium/large manufacturers. official source · verified 2026
Status: ~$6B of $10B allocated Jan-2025; remaining capacity + IRA status under political review — verify before 'apply now'.

Obligation. None at federal level (voluntary). Some states have their own programs. (applies as a rule above the stated threshold — we do not hold this site's metered energy use). · verified 2026

Programme terms verified 2026-06-18; confirm the current open phase before applying. Eligibility depends on a site's energy use / headcount, which we do not hold — not a per-facility eligibility determination.

Frequently asked questions

What type of facility is Gerdau Midlothian Steel Mill?

Gerdau Midlothian Steel Mill is a steel plant in United States. Steel plants burn coal in blast furnaces or use electric arcs to melt scrap; in both cases the molten metal must be kept above 1,500°C and transferred through extensive hot piping and vessels.

How much CO₂ does Gerdau Midlothian Steel Mill emit?

The page uses about 83,254 t CO₂e/year from the open dataset It ranks #699 among facilities in United States by estimated CO₂.

Where is Gerdau Midlothian Steel Mill located?

Gerdau Midlothian Steel Mill is in United States at approximately 32.45876, -97.03658.

Who operates Gerdau Midlothian Steel Mill?

The operator recorded in the open dataset is Gerdau Ameristeel Corp.

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