Home / Europe / Norway / Non-ferrous metals plants / Hydro Aluminium, Sunndal

Hydro Aluminium, Sunndal

Metals Plant in Norway. Approximate location 62.68052, 8.55392.

Metals PlantNorwayCO₂ estimate (modelled)

Hydro Aluminium, Sunndal is a non-ferrous metals plant in Norway. Non-ferrous metals plants melt, refine and cast metals in furnaces and crucibles above their melting points; losses from uninsulated transfers and holding vessels are significant. It emits about 660,000 t CO₂e a year from Climate TRACE, roughly comparable to the annual emissions of 154k passenger cars.

660,000t CO₂e / yr (Climate TRACE)
#4CO₂ rank in Norway

Facility data: Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0), id ct-3673375.

Data status

Known source data

FacilityHydro Aluminium, Sunndal Climate TRACE
CountryNorway Climate TRACE
Coordinates62.68052, 8.55392 Climate TRACE
Sector / subsectorother-metals Climate TRACE
Modelled CO₂e660,000 t/yr Climate TRACE

Calculated from the dataset

Norway rank#4 of 46 · top 8.7% calculated
Global other-metals rank#2 of 416 · top 0.5% calculated
Climate contextderived from coordinates calculated

Not available

Owner / operatorNot available not in dataset
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: other-metals. As non-ferrous metals plant, it requires high process heat (typically 400–1200°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. Non-ferrous metals plants melt, refine and cast metals in furnaces and crucibles above their melting points; losses from uninsulated transfers and holding vessels are significant.

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

What 660,000 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:

154kcars driven for a year
86khomes' annual energy use
11 milliontree seedlings grown 10 years

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

Carbon cost, Scope 1 & decarbonization potential

At its reported 660k t CO₂e/yr (Scope 1), Hydro Aluminium, Sunndal carries €52.5M/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 ≈13k t–33k t/yr, worth €1.0M€2.6M, with payback up to 2 years.

660k t CO₂e / yrScope 1 emissions
€52.5M/yrcarbon value · full EU ETS price
13k t–33k t/yr ≈ €1.0M€2.6MDecarbonization 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 →

Local climate

Hydro Aluminium, Sunndal sits in a tundra climate zone (Köppen ET), at 62.7°N in the northern hemisphere.

~-5°Ctypical annual mean
~6°Ctypical warm-season
Tundra: long cold winters and short, cool 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 benign, low-corrosion environment (estimated ISO 9223 class C1 — Very low), with thermal cycling the leading environmental stress.

C1ISO 9223 corrosivity (indicative)
15/100environmental-severity index
15.1°Cseasonal temperature swing
75 kmdistance to coast
LowCUI risk tier

In this site’s local climate, a bare 150 °C surface sheds about 1494 W/m² to ambient — roughly 1.15× the loss at a 20 °C reference; removable insulation recovers about 1419 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 62.68052, 8.55392. View on OpenStreetMap.

Heat loss & insulation profile

For a non-ferrous metals plant, the main modular-insulation targets are furnaces, ladles, heat-treatment ovens, ducting & valves. Typical hot-surface ranges used for screening: 150–1,000 °C.

Indicative recoverable energy

A first-pass insulation screen suggests about 3,000 MWh/year of recoverable heat-loss reduction and about 600 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.

External climate finance your country can access

For energy-efficiency projects around process heat, likely external funding channels include:

Sources: country climate-finance facilities and public development-bank programmes.

Frequently asked questions

What type of facility is Hydro Aluminium, Sunndal?

Hydro Aluminium, Sunndal is a non-ferrous metals plant in Norway. Non-ferrous metals plants melt, refine and cast metals in furnaces and crucibles above their melting points; losses from uninsulated transfers and holding vessels are significant.

How much CO₂ does Hydro Aluminium, Sunndal emit?

The page uses about 660,000 t CO₂e/year from the open dataset It ranks #4 among facilities in Norway by estimated CO₂.

Where is Hydro Aluminium, Sunndal located?

Hydro Aluminium, Sunndal is in Norway at approximately 62.68052, 8.55392.

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