Usine de On
Usine de On is a production of lime, or calcination of dolomite/magnesite installation in Belgium. In 2025 it reported 228,308 tonnes of verified emissions against 195,477 free allowances.
Key figures
Country
Installation ID
BE 45
Verified emissions, 2025
228,308 tCO₂e
Free allocation, 2025
195,477 allowances
Allowance position, 2025
32,831 short
Compliance, 2024
A
Permit
WAI074P099
Data as of
1 April 2026
Emissions and free allocation by year
| Year | Verified emissions (t) | Free allocation | Position |
|---|---|---|---|
| 2025 | 228,308 | 195,477 | 32,831 short |
| 2024 | 243,625 | 235,204 | 8,421 short |
| 2023 | 368,036 | 289,504 | 78,532 short |
| 2022 | 372,729 | 289,504 | 83,225 short |
| 2021 | 412,725 | 289,504 | 123,221 short |
| 2020 | 371,042 | 340,041 | 31,001 short |
| 2019 | 417,812 | 347,201 | 70,611 short |
| 2018 | 420,697 | 354,336 | 66,361 short |
| 2017 | 461,196 | 361,382 | 99,814 short |
| 2016 | 478,562 | 368,362 | 110,200 short |
| 2015 | 474,614 | 375,266 | 99,348 short |
| 2014 | 454,131 | 382,100 | 72,031 short |
| 2013 | 446,390 | 388,854 | 57,536 short |
Verified emissions changed by -48.9% from 2013 to 2025.
Source: European Commission, Union Registry · Data as of 1 April 2026
Allowance position
In 2025, verified emissions exceeded free allocation by 32,831 allowances, which the operator had to obtain.
Illustrative value at the latest reference price of €85.50 (25 September 2026): €2,807,051. Not the installation's actual cost, which depends on when and how it acquired allowances.
Price source: EU ETS primary auctions · latest price
Compliance status for 2024: A. The number of allowances surrendered by 30 September 2025 was greater than or equal to verified emissions.
Nearby installations
Production of lime, or calcination of dolomite/magnesite installations in Belgium, largest first.
- Usine d'Hermalle 416,203 t in 2025
- Carmeuse Four à chaux Aisemont 328,941 t in 2025
- Carmeuse Four à chaux Moha 179,566 t in 2025
- BPB Belgium 34,217 t in 2025
- Carmeuse Four à chaux Seilles 0 t in 2025
Questions about Usine de On
How much did Usine de On emit in 2025?
228,308 tonnes of verified emissions, per EU Union Registry compliance data.
How many free allowances did Usine de On receive?
195,477 in 2025.
Did Usine de On surrender enough allowances?
Its compliance status for 2024 is recorded as "A": The number of allowances surrendered by 30 September 2025 was greater than or equal to verified emissions.