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Celsa France Boucau steel plant

Steel Plant in France. Approximate location 43.53016, -1.50035.

Steel PlantFranceCO₂ estimate (modelled)

Celsa France Boucau steel plant is a steel plant in France. 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 Celsa France SAS. It emits about 46,352 t CO₂e a year from Climate TRACE, roughly comparable to the annual emissions of 11k passenger cars.

1,200kt steel/yr (Global Energy Monitor)
46,352t CO₂e / yr (Climate TRACE)
#101CO₂ rank in France

Facility data: Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0), id ct-1566818.

Data status

Known source data

FacilityCelsa France Boucau steel plant Climate TRACE
CountryFrance Climate TRACE
Coordinates43.53016, -1.50035 Climate TRACE
Sector / subsectoriron-and-steel Climate TRACE
Owner / operatorCelsa France SAS Climate TRACE
GEM steel parentCompania Espanola de Laminacion SL [100.0%] Global Energy Monitor
Steel process routeelectric Global Energy Monitor
Steel asset statusoperating Global Energy Monitor
Steel equipmentEAF Global Energy Monitor
Steel capacity1,200 ktpa Global Energy Monitor
Modelled CO₂e46,352 t/yr Climate TRACE

Calculated from the dataset

France rank#101 of 117 · top 86.3% calculated
Global iron-and-steel rank#779 of 868 · top 89.7% 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 46,352 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:

11kcars driven for a year
6.0khomes' annual energy use
773ktree seedlings grown 10 years

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

Carbon cost, Scope 1 & decarbonization potential

At its reported 46k t CO₂e/yr (Scope 1), Celsa France Boucau steel plant carries €3.7M/yr of carbon at the full EU ETS price (€79/t CO₂). Free allocation phases out to 2034 (Reg. (EU) 2023/956), so today's bill is lower and rising toward this full-price figure. 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 ≈927 t–2k t/yr, worth €74k€184k, with payback up to 2 years.

46k t CO₂e / yrScope 1 emissions
€3.7M/yrcarbon value · full EU ETS price
927 t–2k t/yr ≈ €74k€184kDecarbonization potential

Carbon price: EU ETS €79/t · EU ETS €79/t, July 2, 2026, refreshed live via Carbon Hub. CO₂: 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 Celsa France SAS.

Local climate

Celsa France Boucau steel plant sits in a temperate oceanic climate zone (Köppen Cfb), at 43.5°N in the northern hemisphere.

~11°Ctypical annual mean
~18°Ctypical warm-season
Temperate oceanic: four distinct seasons — cold winters and warm summers

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 corrosive environment (estimated ISO 9223 class C4 — High), with humidity / wetness the leading environmental stress.

C4ISO 9223 corrosivity (indicative)
37/100environmental-severity index
12.1°Cseasonal temperature swing
31 kmdistance to coast
HighCUI risk tier

In this site’s local climate, a bare 150 °C surface sheds about 1360 W/m² to ambient — roughly 1.05× the loss at a 20 °C reference; removable insulation recovers about 1292 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 43.53016, -1.50035. 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.

France: funding & obligation

Funding. Energy-savings certificate premiums for efficiency works; 6th period from 1 Jan 2026 (+35% obligation, 1050 TWhc/yr). official source · verified 2026

Obligation. Now CONSUMPTION-based: if avg annual final energy >2.75 GWh over 3 yrs, mandatory regulatory energy audit; first audit for newly-covered sites by 11 Oct 2026. (applies as a rule above the stated threshold — we do not hold this site's metered energy use). official source · 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 Celsa France Boucau steel plant?

Celsa France Boucau steel plant is a steel plant in France. 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 Celsa France Boucau steel plant emit?

The page uses about 46,352 t CO₂e/year from the open dataset It ranks #101 among facilities in France by estimated CO₂.

Where is Celsa France Boucau steel plant located?

Celsa France Boucau steel plant is in France at approximately 43.53016, -1.50035.

Who operates Celsa France Boucau steel plant?

The operator recorded in the open dataset is Celsa France SAS.

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