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Biggest industrial CO₂ emitters in Malaysia

The highest-emitting industrial facilities in Malaysia ranked by estimated annual CO₂e (Climate TRACE, modelled). Open data.

#FacilityTypeCountryt CO₂e/yr
1Alliance Steel Kuantan plantSteel PlantMalaysia5,127,624
2Eastern Steel Kemaman plantSteel PlantMalaysia4,167,355
3Pengerang Refinery and Petrochemical Integrated Development (RAPID), Pengerang, JohorPetrochemicalMalaysia2,645,670
4Pengerang Refining and Petrochemical (PRefChem)RefineryMalaysia2,610,751
5Malaysia Steel Works KlangSteel PlantMalaysia2,409,370
6Petronas Chemicals Ethylene, Sdn. Bhd. KertihPetrochemicalMalaysia2,132,943
7Samalaju aluminium plantAluminium SmelterMalaysia1,856,123
8Lotte Chemical Titan, Sdn. Bhd. Pasir Gudang, JohorPetrochemicalMalaysia1,655,082
9Malaysian Refining Company Melaka II RefineryRefineryMalaysia1,479,426
10Malayan Cement Langkawi Cement PlantCement PlantMalaysia1,234,038
11Lion Industries Amsteel Banting steel plantSteel PlantMalaysia1,173,959
12Malayan Cement Kanthan Cement PlantCement PlantMalaysia1,112,057
13Hume Cement Gopeng Cement PlantCement PlantMalaysia1,109,576
14Petronas Penapisan Terengganu RefineryRefineryMalaysia1,079,111
15Hengyuan Refining Company Port Dickson RefineryRefineryMalaysia1,068,633
16Malayan Cement Rawang Cement PlantCement PlantMalaysia1,002,324
17Malayan Cement Padang Rengas Cement PlantCement PlantMalaysia987,214
18Negeri Sembilan Cement Industries Bahau Cement PlantCement PlantMalaysia896,003
19Ann Joo Steel Selangor plantSteel PlantMalaysia877,549
20Lion Industries Megasteel plantSteel PlantMalaysia813,464
21Petronas Methanol Complex (PML)Chemical PlantMalaysia777,637
22MYS-Labuan_methanolChemical PlantMalaysia761,451
23Tasek Corporation Ipoh Cement PlantCement PlantMalaysia751,698
24Cement Industries Perlis Cement PlantCement PlantMalaysia744,790
25Ann Joo Integrated Steel Penang plantSteel PlantMalaysia642,630
26YTL Bukit Sagu Cement PlantCement PlantMalaysia480,995
27Malaysian Refining Company Melaka I RefineryRefineryMalaysia408,283
28Nine Dragons Paper Holdings Limited - Malaysia BasesPulp & Paper MillMalaysia372,892
29Gelang Patah Molded Pulp Manufacturing PlantPulp & Paper MillMalaysia372,892
30CMS Cement Siburan Cement PlantCement PlantMalaysia372,320
31Petron Corp Port Dickson RefineryRefineryMalaysia359,289
32CMS Cement Kuching Cement PlantCement PlantMalaysia338,149
33Eden Flame Johor steel plantSteel PlantMalaysia266,918
34Mukah aluminium plantAluminium SmelterMalaysia232,015
35Aalborg Portland Malaysia Ipoh Cement PlantCement PlantMalaysia197,573
36Southern Steel Prai Penang plantSteel PlantMalaysia177,766
37Lion Industries Amsteel Klang steel plantSteel PlantMalaysia165,502
38Vitol ATB Tanjung Bin RefineryRefineryMalaysia130,650
39MYS-Kuala Muda_methanolChemical PlantMalaysia25,812

Method: ranked from open data — capacity and CO₂e from Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0). Sorted server-side; company-level data only.