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Dirtiest aluminium smelters worldwide by CO₂

The highest-emitting aluminium smelters worldwide ranked by estimated CO₂e. Open data.

#FacilityTypeCountryt CO₂e/yr
1Baise Prefecture CityAluminium SmelterChina33,057,794
2Zouping, Shandong aluminium plantAluminium SmelterChina13,600,884
3Zhengzhou Prefecture CityAluminium SmelterChina12,071,667
4Sanmenxia Prefecture CityAluminium SmelterChina9,285,897
5Xinzhou Prefecture CityAluminium SmelterChina8,976,367
6Zibo Prefecture CityAluminium SmelterChina8,047,778
7São Luís MunicipalityAluminium SmelterBrazil6,865,403
8Lanjigarh Alumina RefineryAluminium SmelterIndia6,635,219
9Sao Luis Alumina Refinery and Aluminum SmelterAluminium SmelterBrazil6,392,925
10Worsley Alumina RefineryAluminium SmelterAustralia6,165,225
11Pinjarra Alcoa Alumina RefineryAluminium SmelterAustralia5,593,000
12Luliang Prefecture CityAluminium SmelterChina5,262,008
13Guiyang Prefecture CityAluminium SmelterChina4,952,479
14Taweelah Shaheen Alumina RefineryAluminium SmelterUnited Arab Emirates4,739,433
15Yarwun Alumina RefineryAluminium SmelterAustralia4,459,950
16Lingshi Alumina RefineryAluminium SmelterChina4,341,760
17Wenshan Zhuang and Miao Autonomous PrefectureAluminium SmelterChina4,333,419
18Damanjodi Alumina RefineryAluminium SmelterIndia4,322,364
19Fukang, Xinjiang aluminium plantAluminium SmelterChina4,149,320
20Fukang, Xinjiang (Nongliushi) aluminium plantAluminium SmelterChina4,037,762
21Independencia MunicipalityAluminium SmelterVenezuela3,923,087
22Wagerup Alumina RefineryAluminium SmelterAustralia3,804,075
23Zunyi Prefecture CityAluminium SmelterChina3,745,312
24Qiandongnan Miao and Dong Autonomous PrefectureAluminium SmelterChina3,714,359
25Xinjiang aluminium plantAluminium SmelterChina3,642,487
26Yuanping Alumina RefineryAluminium SmelterChina3,527,680
27Askar aluminium plantAluminium SmelterBahrain3,506,478
28Taweelah-Abu Dhabi aluminium plantAluminium SmelterUnited Arab Emirates3,459,725
29Jharsuguda aluminium plantAluminium SmelterIndia3,335,222
30Puerto Ordaz Alumina RefineryAluminium SmelterVenezuela3,321,000
31Pavlodar Alumina Refinery (KAS)Aluminium SmelterKazakhstan3,134,601
32Chongqing MunicipalityAluminium SmelterChina3,095,299
33Luoyang Prefecture CityAluminium SmelterChina3,095,299
34Guiyang Qingzhen Alumina RefineryAluminium SmelterChina2,954,079
35Gansu Dongxing Jiujia aluminium plantAluminium SmelterChina2,888,063
36Kwinana Alumina RefineryAluminium SmelterAustralia2,885,850
37Shihezi, Xinjiang aluminium plantAluminium SmelterChina2,550,166
38Jinzhong Prefecture CityAluminium SmelterChina2,476,239
39Jebel Ali aluminium plantAluminium SmelterUnited Arab Emirates2,465,160
40Shandong Xinfa aluminium plantAluminium SmelterChina2,443,909
41Krasnoyarsk aluminium plantAluminium SmelterRussian Federation2,343,337
42Aughinish Alumina RefineryAluminium SmelterIreland2,325,266
43Bratsk aluminium plantAluminium SmelterRussian Federation2,320,586
44Nongbashi aluminium plantAluminium SmelterChina2,167,641
45Gladstone RegionAluminium SmelterAustralia2,076,521
46Xinjiang Jiamusi aluminium plantAluminium SmelterChina2,027,382
47Qinghai Xiwang aluminium plantAluminium SmelterChina1,912,624
48Wenshan Alumina Refinery & SmelterAluminium SmelterChina1,899,520
49San Ciprian alumina refineryAluminium SmelterSpain1,860,213
50Nikolayev Alumina RefineryAluminium SmelterUkraine1,860,213
51Samalaju aluminium plantAluminium SmelterMalaysia1,856,123
52Baotou, Inner Mongolia aluminium plantAluminium SmelterChina1,827,619
53Jiamusi Xinjiang aluminium plantAluminium SmelterChina1,789,366
54Nanshan aluminium plantAluminium SmelterChina1,785,116
55Huolinghe, Inner Mongolia aluminium plantAluminium SmelterChina1,712,861
56Ras Al Khair aluminium plantAluminium SmelterSaudi Arabia1,708,611
57Neimeng aluminium plantAluminium SmelterChina1,700,110
58Dongfang Xiwang aluminium plantAluminium SmelterChina1,657,608
59Richards Bay, Hillside aluminium plantAluminium SmelterSouth Africa1,602,048
60Friguia Bauxite Mine & Alumina RefineryAluminium SmelterGuinea1,577,749
61Dak Nong Nhan Co Bauxite Mine & Alumina RefineryAluminium SmelterVietnam1,504,608
62Murray ShireAluminium SmelterAustralia1,452,112
63Qinghai Xining aluminium plantAluminium SmelterChina1,434,468
64Mesaieed aluminium plantAluminium SmelterQatar1,415,342
65Wuchuan Wuzhengdao Alumina Refinery & Aluminum SmelterAluminium SmelterChina1,356,800
66Yulin, Shanxi aluminium plantAluminium SmelterChina1,338,837
67Sept-Îles aluminium plantAluminium SmelterCanada1,338,837
68Ketapang RegencyAluminium SmelterIndonesia1,326,339
69Tomago aluminium plantAluminium SmelterAustralia1,286,441
70Aluminium Oxid Stade GmbH (AOS) Alumina RefineryAluminium SmelterGermany1,278,896
71Collie ShireAluminium SmelterAustralia1,277,859
72Yugang Longquan aluminium plantAluminium SmelterChina1,275,083
73Shanxi Tongchuan aluminium plantAluminium SmelterChina1,275,083
74Maputo aluminium plantAluminium SmelterMozambique1,272,345
75Sayanogorsk aluminium plantAluminium SmelterRussian Federation1,239,921
76Yingchuan, Ningxia aluminium plantAluminium SmelterChina1,211,329
77Muri Alumina PlantAluminium SmelterIndia1,201,597
78Yichuan aluminium plantAluminium SmelterChina1,190,077
79Shandong Aluminium aluminium plantAluminium SmelterChina1,179,452
80Qinghai Xinye aluminium plantAluminium SmelterChina1,168,826
81Boké PrefectureAluminium SmelterGuinea1,160,546
82Achinsk Alumina RefineryAluminium SmelterRussian Federation1,127,498
83Luoyang, Henan aluminium plantAluminium SmelterChina1,126,323
84Yongdeng, Gansu aluminium plantAluminium SmelterChina1,105,072
85Zhengzhuo Shi aluminium plantAluminium SmelterChina1,105,072
86Bunbury CityAluminium SmelterAustralia1,103,605
87Kaili Alumina RefineryAluminium SmelterChina1,085,440
88Mianchi Bauxite Mine & Alumina RefineryAluminium SmelterChina1,085,440
89Sorocaba aluminium plantAluminium SmelterBrazil1,078,723
90Boyne Island aluminium plantAluminium SmelterAustralia1,072,034
91São Luis aluminium plantAluminium SmelterBrazil1,045,013
92Belem aluminium plantAluminium SmelterBrazil1,033,777
93Alma aluminium plantAluminium SmelterCanada1,020,066
94Taishet aluminium plantAluminium SmelterRussian Federation978,286
95Shelekhovo aluminium plantAluminium SmelterRussian Federation978,286
96Xinjiang Jiarun aluminium plantAluminium SmelterChina962,688
97Qinghai Minhe Xian aluminium plantAluminium SmelterChina956,312
98Urals Aluminium SmelterAluminium SmelterRussian Federation949,255
99Jiaozuo Shi, Henan aluminium plantAluminium SmelterChina935,061
100Datong Xian, Qinghai aluminium plantAluminium SmelterChina926,560
101Kitimat aluminium plantAluminium SmelterCanada924,435
102Lanzhou, Gansu aluminium plantAluminium SmelterChina913,809
103Yingkou Zhongwang aluminium plantAluminium SmelterChina913,809
104Shanxi-Hejin aluminium plantAluminium SmelterChina892,558
105Guanyuan Aostar aluminium plantAluminium SmelterChina892,558
106Bécancour aluminium plantAluminium SmelterCanada877,682
107Zhongwang aluminium plantAluminium SmelterChina871,307
108Sunndalsora aluminium plantAluminium SmelterNorway865,096
109Sohar aluminium plantAluminium SmelterOman850,055
110Waroona ShireAluminium SmelterAustralia813,183
111Yunnan Qujing aluminium plantAluminium SmelterChina807,552
112Angul aluminium plantAluminium SmelterIndia802,387
113Shizuoka (Shimizu) Alumina RefineryAluminium SmelterJapan796,230
114Renukoot aluminium plantAluminium SmelterIndia792,719
115Korba aluminium plantAluminium SmelterIndia792,719
116Chongqing Tiantai aluminium plantAluminium SmelterChina790,551
117Chongqing Sechuan aluminium plantAluminium SmelterChina790,551
118Ningxia aluminium plantAluminium SmelterChina786,301
119Fjardaal aluminium plantAluminium SmelterIceland759,122
120Emeishan aluminium plantAluminium SmelterChina754,424
121Koraput DistrictAluminium SmelterIndia754,355
122Khakas aluminium plantAluminium SmelterRussian Federation728,027
123Nag Hammadi aluminium plantAluminium SmelterEgypt708,087
124Tiwai Point aluminium plantAluminium SmelterNew Zealand707,542
125Xiezhou aluminium plantAluminium SmelterChina701,296
126Tulcea Alumina RefineryAluminium SmelterRomania697,580
127Lapanga aluminium plantAluminium SmelterIndia696,046
128Bargwan aluminium plantAluminium SmelterIndia696,046
129Grundartangi aluminium plantAluminium SmelterIceland692,077
130Boguchany aluminium plantAluminium SmelterRussian Federation682,525
131Jinxi Xian, Guangxi aluminium plantAluminium SmelterChina680,044
132Baise Guangxi aluminium plantAluminium SmelterChina680,044
133Baie Comeau aluminium plantAluminium SmelterCanada667,293
134Abu Dhabi Municipal RegionAluminium SmelterUnited Arab Emirates663,169
135Qingtongxia Maike aluminium plantAluminium SmelterChina663,043
136Yangzonghai, Yunnan aluminium plantAluminium SmelterChina648,167
137Puerto Madryn aluminium plantAluminium SmelterArgentina644,987
138Tajan Bauxite Mine & CGA Alumina RefineryAluminium SmelterIndonesia626,920
139Dunkerque aluminium plantAluminium SmelterFrance616,381
140Deschambault aluminium plantAluminium SmelterCanada616,290
141Gramercy Alumina RefineryAluminium SmelterUnited States610,790
142Kalahandi DistrictAluminium SmelterIndia596,852
143Karmoy aluminium plantAluminium SmelterNorway583,940
144Kwinana TownAluminium SmelterAustralia580,845
145Jharsuguda DistrictAluminium SmelterIndia580,273
146Kuala Tanjung aluminium plantAluminium SmelterIndonesia580,039
147Lamerd City aluminium plantAluminium SmelterIran580,039
148Portland aluminium plantAluminium SmelterAustralia574,610
149Gongyi City; Henan aluminium plantAluminium SmelterChina573,787
150Laterrière aluminium plantAluminium SmelterCanada552,536
151Hawesville aluminium plantAluminium SmelterUnited States525,702
152Pavlodar aluminium plantAluminium SmelterKazakhstan512,367
153Grande Baie aluminium plantAluminium SmelterCanada501,533
154Guizhou aluminium plantAluminium SmelterChina499,407
155Rayagada DistrictAluminium SmelterIndia497,377
156Arvida aluminium plantAluminium SmelterCanada493,032
157Novokuznetsk aluminium plantAluminium SmelterRussian Federation489,143
158Zunyi Xian, Guizhou aluminium plantAluminium SmelterChina474,896
159Yuncheng Shi aluminium plantAluminium SmelterChina467,530
160Sebree aluminium plantAluminium SmelterUnited States467,530
161Aardal aluminium plantAluminium SmelterNorway441,199
162Husnes aluminium plantAluminium SmelterNorway432,548
163Straumsvik aluminium plantAluminium SmelterIceland432,548
164Mosjoen aluminium plantAluminium SmelterNorway432,548
165Tema Aluminum Smelter & RefineryAluminium SmelterGhana417,947
166Bell Bay aluminium plantAluminium SmelterAustralia411,661
167St. Nicolas aluminium plantAluminium SmelterGreece410,921
168Birac Zvornik Alumina FactoryAluminium SmelterBosnia and Herzegovina406,922
169Yangquan, Shanxi aluminium plantAluminium SmelterChina401,835
170New Madrid aluminium plantAluminium SmelterUnited States397,401
171Mount Holly aluminium plantAluminium SmelterUnited States391,025
172Henan Xi'an aluminium plantAluminium SmelterChina387,223
173Saint James ParishAluminium SmelterUnited States377,316
174Hirakud aluminium plantAluminium SmelterIndia371,225
175Pavlodarskiy DistrictAluminium SmelterKazakhstan364,743
176Delfzijl aluminium plantAluminium SmelterNetherlands336,036
177Kayong Utara RegencyAluminium SmelterIndonesia331,585
178St. Jean de Maurienne aluminium plantAluminium SmelterFrance324,411
179Xinfa aluminium plantAluminium SmelterChina319,642
180Tongliao, Inner Mongolia aluminium plantAluminium SmelterChina315,989
181Neuss aluminium plantAluminium SmelterGermany298,613
182Inner Mongolia Datang aluminium plantAluminium SmelterChina297,723
183Qinao aluminium plantAluminium SmelterChina292,244
184Huaxin aluminium plantAluminium SmelterChina292,244
185Sundsvall aluminium plantAluminium SmelterSweden285,482
186Pikalyovo Alumina RefineryAluminium SmelterRussian Federation284,775
187Massena aluminium plantAluminium SmelterUnited States276,268
188Honglu Aluminium aluminium plantAluminium SmelterChina273,978
189Pingguo Xian aluminium plantAluminium SmelterChina255,713
190La Haute-Gaspésie Regional County MunicipalityAluminium SmelterCanada254,689
191Ke'ao aluminium plantAluminium SmelterChina246,581
192Al Jubayl GovernorateAluminium SmelterSaudi Arabia245,373
193Poços de Caldas MunicipalityAluminium SmelterBrazil235,385
194Guanlu (old) aluminium plantAluminium SmelterChina233,765
195Mukah aluminium plantAluminium SmelterMalaysia232,015
196Arak (2) aluminium plantAluminium SmelterIran232,015
197Hohhot Prefecture CityAluminium SmelterChina229,052
198Shangdian aluminium plantAluminium SmelterChina228,315
199Mianchi Aluminium aluminium plantAluminium SmelterChina228,315
200Đắk R'Lấp DistrictAluminium SmelterVietnam227,467
201Evansville aluminium plantAluminium SmelterUnited States227,390
202Bảo Lâm DistrictAluminium SmelterVietnam215,530
203Fria PrefectureAluminium SmelterGuinea215,530
204Guangyuan Qimingxing aluminium plantAluminium SmelterChina208,224
205Regar aluminium plantAluminium SmelterTajikistan193,346
206Korba DistrictAluminium SmelterIndia189,003
207Boane DistrictAluminium SmelterMozambique189,003
208Essen aluminium plantAluminium SmelterGermany183,833
209Podgorica aluminium plantAluminium SmelterMontenegro170,152
210Tianyuan aluminium plantAluminium SmelterChina164,387
211Kandalaksha aluminium plantAluminium SmelterRussian Federation163,806
212Volgograd aluminium plantAluminium SmelterRussian Federation159,256
213Ziar nad Hronom aluminium plantAluminium SmelterSlovakia153,092
214Seydisehir aluminium plantAluminium SmelterTürkiye145,010
215Hamburg aluminium plantAluminium SmelterGermany144,904
216Slatina aluminium plantAluminium SmelterRomania141,055
217Hoyanger aluminium plantAluminium SmelterNorway140,578
218Shizuoka CityAluminium SmelterJapan139,266
219Adare-Rathkeale Municipal DistrictAluminium SmelterIreland138,729
220Lista aluminium plantAluminium SmelterNorway138,415
221Ranchi DistrictAluminium SmelterIndia132,634
222Zheijiang Huadong aluminium plantAluminium SmelterChina127,857
223Zhovtnevyi DistrictAluminium SmelterUkraine123,153
224Belgaum DistrictAluminium SmelterIndia116,055
225Arak aluminium plantAluminium SmelterIran116,008
226Edéa aluminium plantAluminium SmelterCameroon110,639
227Voerde aluminium plantAluminium SmelterGermany103,812
228Ganja aluminium plantAluminium SmelterAzerbaijan96,673
229Lugo ProvinceAluminium SmelterSpain94,176
230Boksitogorsk Alumina RefineryAluminium SmelterRussian Federation91,848
231Zhengxing aluminium plantAluminium SmelterChina91,326
232Tema aluminium plantAluminium SmelterGhana89,551
233Fort William aluminium plantAluminium SmelterUnited Kingdom82,184
234Achinskiy DistrictAluminium SmelterRussian Federation79,687
235Stade DistrictAluminium SmelterGermany78,239
236Boksitogorskiy DistrictAluminium SmelterRussian Federation78,094
237Kamensk-Ural'sk DistrictAluminium SmelterRussian Federation65,923
238Bouches-du-Rhône DepartmentAluminium SmelterFrance47,088
239Sanggau RegencyAluminium SmelterIndonesia44,764
240Sambalpur DistrictAluminium SmelterIndia43,106
241Kidricevo aluminium plantAluminium SmelterSlovenia38,144
242Tulcea CommuneAluminium SmelterRomania36,222
243Beyrede Alumina RefineryAluminium SmelterFrance32,554
244Vlasenica CantonAluminium SmelterBosnia and Herzegovina21,008
245San Ciprian aluminium plantAluminium SmelterSpain20,116
246Yeongam CountyAluminium SmelterSouth Korea16,579
247Tema MetropolisAluminium SmelterGhana13,263
248Central Greece RegionAluminium SmelterGreece12,315
249Chengdu Prefecture CityAluminium SmelterChina9,286
250Xining Prefecture CityAluminium SmelterChina6,191
251Ernakulam DistrictAluminium SmelterIndia4,311
252Jabalpur DistrictAluminium SmelterIndia2,852
253Savoie DepartmentAluminium SmelterFrance2,463
254Hautes-Pyrénées DepartmentAluminium SmelterFrance2,173
255Haute-Savoie DepartmentAluminium SmelterFrance1,449
256Cap Chat Smelter & High Purity AluminaAluminium SmelterCanada458
257Henderson CountyAluminium SmelterUnited States362

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.