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Hannover Cement Plant

Cement Plant in Germany. Approximate location 52.37495, 9.87709.

Cement PlantGermanyCO₂ estimate (modelled)

Hannover Cement Plant is a cement plant in Germany. Its listed capacity is 700,000 t of cement. Cement plants heat limestone to 1,400°C in rotary kilns — one of the hottest industrial processes — and must control temperature precisely across the entire kiln length. It is operated by Heidelberg Materials AG. By capacity it ranks #9 among 12 cement plants in Germany. It emits about 140,865 t CO₂e a year from Climate TRACE, roughly comparable to the annual emissions of 33k passenger cars. Its CO₂ per unit of capacity is 44% below the national median for this sector.

700,000t of cement
140,865t CO₂e / yr (Climate TRACE)
#89CO₂ rank in Germany
0.20t CO₂ per capacity unit

Facility data: Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0), id ct-1896608.

Data status

Known source data

FacilityHannover Cement Plant Climate TRACE
CountryGermany Climate TRACE
Coordinates52.37495, 9.87709 Climate TRACE
Sector / subsectorcement Climate TRACE
Reported capacity700,000 t of cement Climate TRACE
Owner / operatorHeidelberg Materials AG Climate TRACE
Modelled CO₂e140,865 t/yr Climate TRACE
Measured CO₂ cross-check400,527 t/yr measured cross-check · EUTL 2023

Calculated from the dataset

Germany rank#89 of 118 · top 75.4% calculated
Global cement rank#1966 of 2113 · top 93.0% 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

At 700,000 t of cement, Hannover Cement Plant is below the median cement plant in Germany (950,000 t of cement). Subsector: cement. As cement plant, it requires high process heat (typically 800–1400°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. Cement plants heat limestone to 1,400°C in rotary kilns — one of the hottest industrial processes — and must control temperature precisely across the entire kiln length.

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

What 140,865 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:

33kcars driven for a year
18khomes' annual energy use
2.3 milliontree seedlings grown 10 years

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

Carbon cost, Scope 1 & decarbonization potential

At its reported 141k t CO₂e/yr (Scope 1), Hannover Cement Plant carries €11.2M/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 ≈3k t–7k t/yr, worth €224k€560k, with payback up to 2 years.

Measured CO₂: 401k t/yr — verified EUTL (reporting year 2023) (184% above the modelled estimate). Modelled estimate 141k t/yr (Climate TRACE), high-confidence match, cross-checked via the measured-vs-modelled dataset (n=711).

141k t CO₂e / yrScope 1 emissions
€11.2M/yrcarbon value · full EU ETS price
3k t–7k t/yr ≈ €224k€560kDecarbonization potential

Carbon price: EU ETS €79/t · EU ETS €79/t, July 2, 2026, refreshed live via Carbon Hub. CO₂: measured (EUTL 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 →

Capacity vs largest cement plants in Germany

Rudersdorf Cement Plant: 1,900,000 t of cement1.9MRudersdorf…Lengerich Cement Plant: 1,770,000 t of cement1.8MLengerich …Lagerdorf Cement Plant: 1,310,000 t of cement1.3MLagerdorf …Beckum-Kollenbach Cement Plant: 1,250,000 t of cement1.2MBeckum-Kol…Rohrdorf Cement Plant: 970,000 t of cement970kRohrdorf C…Amoneburg Cement Plant: 950,000 t of cement950kAmoneburg …Heidelberg Geseke Cement Plant: 900,000 t of cement900kHeidelberg…Bernburg Cement Plant: 860,000 t of cement860kBernburg C…

Listed capacity (t of cement), Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0).

Operator

Operated by Heidelberg Materials AG. All facilities by this operator →

Local climate

Hannover Cement Plant sits in a temperate oceanic climate zone (Köppen Cfb), at 52.4°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 mild atmospheric environment (estimated ISO 9223 class C2 — Low), with humidity / wetness the leading environmental stress.

C2ISO 9223 corrosivity (indicative)
24/100environmental-severity index
16.4°Cseasonal temperature swing
207 kmdistance to coast
LowCUI risk tier

In this site’s local climate, a bare 150 °C surface sheds about 1407 W/m² to ambient — roughly 1.08× the loss at a 20 °C reference; removable insulation recovers about 1337 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

The #9 largest of 12 cement plants in Germany by listed capacity (Climate TRACE).

Nearby industrial sites

Location

Coordinates 52.37495, 9.87709. View on OpenStreetMap.

Heat loss & insulation profile

For a cement plant, the main modular-insulation targets are rotary kiln shell, preheater tower, tertiary air duct & kiln hood, clinker-cooler ducts, valves. Typical hot-surface ranges used for screening: 200–1,000 °C.

60% of cement CO2 is process calcination - NOT insulation-addressable; energy here is the fuel side only.

Indicative recoverable energy

A first-pass insulation screen suggests about 8,000 MWh/year of recoverable heat-loss reduction and about 2,700 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.

Germany: funding & obligation

Funding. Grant 20-60% depending on module and company size; Modul 4 = energy/resource optimization of plants & processes (insulation fits). Foerderwettbewerb round budget ~EUR 60M. official source · verified 2026

Obligation. Mandatory energy audit if avg final energy 2.77-23.6 GWh/yr; certified EnMS/EMS if >23.6 GWh/yr; implementation plans for economically viable measures within 3 months of audit. (applies as a rule above the stated threshold — we do not hold this site's metered energy use). official source · verified 2026
Status: Thresholds are an April-2026 DRAFT amendment (previously 7.5 GWh EnMS) — confirm enacted before publishing.

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 Hannover Cement Plant?

Hannover Cement Plant is a cement plant in Germany. Cement plants heat limestone to 1,400°C in rotary kilns — one of the hottest industrial processes — and must control temperature precisely across the entire kiln length.

What capacity is listed for Hannover Cement Plant?

The open dataset lists 700,000 t of cement of capacity for Hannover Cement Plant.

How much CO₂ does Hannover Cement Plant emit?

The page uses about 140,865 t CO₂e/year from the open dataset It ranks #89 among facilities in Germany by estimated CO₂.

Where is Hannover Cement Plant located?

Hannover Cement Plant is in Germany at approximately 52.37495, 9.87709.

Who operates Hannover Cement Plant?

The operator recorded in the open dataset is Heidelberg Materials AG.

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