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Biggest industrial CO₂ emitters in India

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

#FacilityTypeCountryt CO₂e/yr
1RPL (Reliance Petroleum Limited) Jamnagar RefineryRefineryIndia18,862,552
2Tata Steel Jamshedpur steel plantSteel PlantIndia16,653,502
3JSW Steel Vijayanagar steel plantSteel PlantIndia15,936,581
4ArcelorMittal Nippon Steel Hazira PlantSteel PlantIndia15,609,806
5JSW Steel Dolvi steel plantSteel PlantIndia12,615,767
6RINL Vizag Steel plantSteel PlantIndia10,029,367
7SAIL Bhilai steel plantSteel PlantIndia9,903,392
8JSPL Angul steel plantSteel PlantIndia9,766,470
9Tata Steel Kalinganagar steel plantSteel PlantIndia8,354,552
10Tata Steel BSL Meramandali steel plantSteel PlantIndia8,257,185
11JSW BPSL Jharsuguda steel plantSteel PlantIndia8,032,381
12Lanjigarh Alumina RefineryAluminium SmelterIndia6,635,219
13SAIL Bokaro steel plantSteel PlantIndia6,622,751
14JSPL Raigarh steel plantSteel PlantIndia6,213,250
15SAIL Rourkela steel plantSteel PlantIndia5,992,099
16Nayara Vadinar Oil RefineryRefineryIndia5,875,410
17Hazira Fertilizer ComplexChemical PlantIndia5,805,563
18Mangalore RefineryRefineryIndia5,151,261
19Thal Fertilizer ComplexChemical PlantIndia4,972,645
20Kakinada Fertilizer ComplexChemical PlantIndia4,972,645
21NMDC Nagarnar steel plantSteel PlantIndia4,876,715
22IOCL Gujarat Koyali RefineryRefineryIndia4,516,244
23Bareilly Fertilizer ComplexChemical PlantIndia4,510,661
24Damanjodi Alumina RefineryAluminium SmelterIndia4,322,364
25IOCL Paradip RefineryRefineryIndia4,235,646
26Allahabad (Phulpur) Fertilizer ComplexChemical PlantIndia4,221,775
27Kesoram Industries Gulbarga Cement PlantCement PlantIndia4,165,911
28UltraTech Anantapuram Cement PlantCement PlantIndia4,123,869
29SAIL IISCO steel plantSteel PlantIndia4,058,917
30Guru Gobind Singh Refinery (HPCL-Mittal Energy Limited)RefineryIndia3,616,662
31Wonder Cement Nimbahera Cement PlantCement PlantIndia3,601,446
32HPCL Visakh RefineryRefineryIndia3,578,494
33BPCL Kochi RefineryRefineryIndia3,469,260
34BPCL Mumbai RefineryRefineryIndia3,392,484
35Jharsuguda aluminium plantAluminium SmelterIndia3,335,222
36Kota Fertilizer ComplexChemical PlantIndia3,281,945
37IOCL Panipat RefineryRefineryIndia3,253,089
38Babrala Fertilizer ComplexChemical PlantIndia3,232,219
39OCL India Rajgangpur Cement PlantCement PlantIndia3,196,726
40SAIL Durgapur steel plantSteel PlantIndia3,170,744
41Zuarinagar Fertilizer ComplexChemical PlantIndia2,983,587
42UltraTech Manikgarh Cement PlantCement PlantIndia2,787,815
43Sanghi Industries Sanghipuram Cement PlantCement PlantIndia2,715,361
44Shyam Metalics Sambalpur Steel PlantSteel PlantIndia2,702,560
45UltraTech Budawada Cement PlantCement PlantIndia2,669,018
46India Cements Alathiyur Cement PlantCement PlantIndia2,583,661
47BMM Ispat Danapur steel plantSteel PlantIndia2,568,807
48JSW Vijayanagar Metallics steel plantSteel PlantIndia2,522,811
49UltraTech Rawan Cement PlantCement PlantIndia2,511,971
50UltraTech Vikram Nagar Cement PlantCement PlantIndia2,447,589
51Jayaswal Neco Industries Raipur steel plantSteel PlantIndia2,354,973
52CPCL Manali RefineryRefineryIndia2,333,055
53Zuari Cement Yerraguntla Cement PlantCement PlantIndia2,329,047
54IOCL Mathura RefineryRefineryIndia2,318,366
55JK Cement Nimbahera Cement PlantCement PlantIndia2,293,421
56BPCL Bina RefineryRefineryIndia2,277,391
57Electrosteel Bokaro steel plantSteel PlantIndia2,260,242
58UltraTech Nrupathanga Cement PlantCement PlantIndia2,233,997
59UltraTech Adityapuram Cement PlantCement PlantIndia2,179,432
60Mesco Steel Kalinganagar plantSteel PlantIndia2,156,948
61Shahjahanpur Fertilizer ComplexChemical PlantIndia2,148,182
62UltraTech Sewagram Cement PlantCement PlantIndia2,140,858
63My Home Mellacheruvu Cement PlantCement PlantIndia2,139,018
64Reliance Industries Ltd. , Jamnagar,GujaratPetrochemicalIndia2,115,975
65Chettinad Cement Ariyalur Cement PlantCement PlantIndia2,108,688
66HPCL Mumbai RefineryRefineryIndia2,096,205
67Chettinad Cement Karikkali Cement PlantCement PlantIndia2,057,897
68UltraTech Awarpur Cement PlantCement PlantIndia1,995,000
69IOCL Haldia RefineryRefineryIndia1,962,890
70UltraTech Maihar Cement PlantCement PlantIndia1,958,120
71JK Lakshmi Durg Cement PlantCement PlantIndia1,915,127
72ONGC Petro Additions Limited (OPaL), Dahej, GujaratPetrochemicalIndia1,909,265
73UltraTech Nathdwara Cement PlantCement PlantIndia1,877,177
74Prakash Industries Janjgir steel plantSteel PlantIndia1,875,246
75UltraTech Sidhi Cement PlantCement PlantIndia1,816,604
76JSW Steel Salem steel plantSteel PlantIndia1,811,191
77JK Cement Mangrol Cement PlantCement PlantIndia1,801,101
78UltraTech Hirmi Cement PlantCement PlantIndia1,800,230
79Tata Steel Long Products Gamharia steel plantSteel PlantIndia1,773,397
80JK Cement Muddapur Cement PlantCement PlantIndia1,722,126
81Ambuja Cements Suli/Rauri Cement PlantCement PlantIndia1,707,253
82UCWL Udaipur Cement PlantCement PlantIndia1,677,481
83Ramco Cements Ariyalur Cement PlantCement PlantIndia1,666,876
84Ramco Cements Ramasamyraja Nagar Cement PlantCement PlantIndia1,643,573
85Shyam Metalics Jamuria Steel PlantSteel PlantIndia1,621,492
86Ambuja Cements Maratha Cement PlantCement PlantIndia1,598,391
87HPCL-Mittal Energy, Phullo Khari,PunjabPetrochemicalIndia1,586,981
88ACC Wadi Cement PlantCement PlantIndia1,581,803
89Orient Cement Chittapur Cement PlantCement PlantIndia1,579,463
90KJS Maihar Cement PlantCement PlantIndia1,566,863
91Prism Johnson Mankahari Cement PlantCement PlantIndia1,538,983
92JSW Steel Raigarh steel plantSteel PlantIndia1,527,889
93Haldia Petrochemicals, Haldia, West BengalPetrochemicalIndia1,510,709
94IOCL Barauni RefineryRefineryIndia1,493,897
95Taloja Fertilizer ComplexChemical PlantIndia1,488,661
96JSW Cement Nandyal Cement PlantCement PlantIndia1,488,394
97Neelachal Ispat Nigam steel plantSteel PlantIndia1,448,006
98RCCPL Maihar Cement PlantCement PlantIndia1,446,333
99Jaypee Rewa Cement PlantCement PlantIndia1,437,582
100Shree Cement Kodla Cement PlantCement PlantIndia1,423,192
101UltraTech Dhar Cement PlantCement PlantIndia1,420,803
102Orissa Metaliks Kharagpur Steel PlantSteel PlantIndia1,418,253
103NCL Industries Nalgonda Cement PlantCement PlantIndia1,399,965
104ACC Gagal Cement PlantCement PlantIndia1,379,993
105Shree Cement Ras Cement PlantCement PlantIndia1,356,942
106Kalol Fertilizers ComplexChemical PlantIndia1,353,802
107Ambuja Cements Ambujanagar Cement PlantCement PlantIndia1,353,353
108Shree Cement Beawar Cement PlantCement PlantIndia1,352,299
109Sagar Cements Mattampally Cement PlantCement PlantIndia1,324,932
110RCCPL Mukutban Cement PlantCement PlantIndia1,304,855
111Bharathi Cement Kadapa Cement PlantCement PlantIndia1,284,123
112Mangalam Cement Chonsala Cement PlantCement PlantIndia1,279,488
113Rain Cements Boincheruvupalli Cement PlantCement PlantIndia1,251,252
114GAIL Pata Petrochemicals, Pata, Uttar PradeshPetrochemicalIndia1,247,573
115Panki Fertilizer ComplexChemical PlantIndia1,243,037
116Dalmia Cement Belagavi Cement PlantCement PlantIndia1,226,977
117Mono Steel Gandhidham plantSteel PlantIndia1,213,394
118Birla Chanderia Cement PlantCement PlantIndia1,212,927
119JK Lakshmi Sirohi Cement PlantCement PlantIndia1,208,614
120India Cements Malkapur Cement PlantCement PlantIndia1,206,338
121Muri Alumina PlantAluminium SmelterIndia1,201,597
122KCP Mukteswarapuram Cement PlantCement PlantIndia1,148,293
123IOCL Panipat Petrochemicals, Haryana, New DelhiPetrochemicalIndia1,133,369
124Murli Industries Chandrapur Cement PlantCement PlantIndia1,129,641
125Ramco Cements Jayanthipuram Cement PlantCement PlantIndia1,126,140
126UltraTech Amreli Cement PlantCement PlantIndia1,121,182
127Chettinad Cement Kallur Cement PlantCement PlantIndia1,119,185
128Ambuja Cements Bhatapara Cement PlantCement PlantIndia1,111,900
129UltraTech Kotputli Cement PlantCement PlantIndia1,108,373
130Gujarat Narmada Valley Fertilizers & Chemicals Bharuch ComplexChemical PlantIndia1,107,657
131Kalburgi Cement Chatarsal Cement PlantCement PlantIndia1,106,862
132Rungta Mines Chaliyama steel plantSteel PlantIndia1,096,782
133ACC Kymore Cement PlantCement PlantIndia1,065,534
134Heidelbergcement Damoh Cement PlantCement PlantIndia1,058,295
135UltraTech Bela Cement PlantCement PlantIndia1,057,537
136Reliance Industries Hazira, Hazira, GujaratPetrochemicalIndia1,040,650
137Jindal Stainless Jajpur steel plantSteel PlantIndia1,040,622
138Shree Cement Nawalgarh Cement PlantCement PlantIndia1,012,433
139Ramco Cements Alathiyur Cement PlantCement PlantIndia1,010,283
140Sree Jayajothi Cements Yanakandla Cement PlantCement PlantIndia1,009,340
141Penna Cement Industries Boyareddypalli Cement PlantCement PlantIndia1,008,651
142Hospet Steels Hospet plantSteel PlantIndia1,001,196
143Shree Digvijay Cement Sikka Cement PlantCement PlantIndia961,896
144Rain Cements Ramapuram Cement PlantCement PlantIndia961,336
145UltraTech Pali Cement PlantCement PlantIndia954,580
146Chettinad Cement Dachepalli Cement PlantCement PlantIndia940,118
147Anjani Cement Nalgonda Cement PlantCement PlantIndia928,201
148Godawari Power and Ispat Siltara steel plantSteel PlantIndia924,284
149UltraTech Kharia Khangar Cement PlantCement PlantIndia888,696
150BPCL Numaligarh Refinery (NRL)RefineryIndia883,918
151Birla Satna Cement PlantCement PlantIndia873,722
152Shree Cement Guntur Cement PlantCement PlantIndia867,800
153Shree Cement Raipur Cement PlantCement PlantIndia867,800
154Orissa Alloy Steel Kharagpur PlantSteel PlantIndia866,710
155Dalmia Cement YSR Cement PlantCement PlantIndia864,795
156NU Vista Risda Cement PlantCement PlantIndia862,992
157Penna Cement Industries Talaricheruvu Cement PlantCement PlantIndia860,297
158Nuvoco Vistas Nimbol Cement PlantCement PlantIndia853,794
159Shakambhari Ispat and Power Purulia Steel PlantSteel PlantIndia836,769
160Gallantt Ispat Gorakhpur steel plantSteel PlantIndia832,042
161India Cements Sankarnagar Cement PlantCement PlantIndia822,820
162UltraTech Dalla Cement PlantCement PlantIndia814,251
163Trinetra Cement Banswara Cement PlantCement PlantIndia813,368
164Penna Cement Industries Tandur Cement PlantCement PlantIndia812,373
165Adhunik Metaliks Kuanrmunda steel plantSteel PlantIndia804,997
166Angul aluminium plantAluminium SmelterIndia802,387
167Renukoot aluminium plantAluminium SmelterIndia792,719
168Korba aluminium plantAluminium SmelterIndia792,719
169Shri Bajrang Power & Ispat Tilda Steel PlantSteel PlantIndia787,918
170JK Cement Gotan Cement PlantCement PlantIndia781,409
171JK Cement Panna Cement PlantCement PlantIndia774,094
172Kesoram Industries Basanth Nagar Cement PlantCement PlantIndia771,788
173ACC Jamul Cement PlantCement PlantIndia767,483
174Koraput DistrictAluminium SmelterIndia754,355
175Rashmi Metaliks Kharagpur steel plantSteel PlantIndia753,135
176India Cements Wadapally Cement PlantCement PlantIndia747,686
177Deccan Cements Wadappally Cement PlantCement PlantIndia722,485
178Dalmia Cement Dalmiapuram Cement PlantCement PlantIndia700,883
179UltraTech Reddipalayam Cement PlantCement PlantIndia696,658
180Sunflag Iron and Steel plantSteel PlantIndia696,414
181Ultratech Dalla Super 6 Vilemar Kundi Cement PlantCement PlantIndia696,350
182Lapanga aluminium plantAluminium SmelterIndia696,046
183Bargwan aluminium plantAluminium SmelterIndia696,046
184Ambuja Cements Marwar Mundwa Cement PlantCement PlantIndia694,240
185Panyam Cements and Mineral Industries Kurnool Cement PlantCement PlantIndia691,081
186Nuvoco Vistas Arasmeta Cement PlantCement PlantIndia685,264
187Asia Fine Cements Rajpura Cement PlantCement PlantIndia671,513
188UltraTech Baikunth Cement PlantCement PlantIndia657,284
189UltraTech Baga Cement PlantCement PlantIndia653,202
190Reliance Industries Nagothane, Nagothane, MaharashtraPetrochemicalIndia650,406
191Chettinad Cement Puliyur Cement PlantCement PlantIndia629,863
192MSP Steel & Power Raigarh plantSteel PlantIndia606,697
193ACC Chanda Cement PlantCement PlantIndia604,347
194ACC Bargarh Cement PlantCement PlantIndia597,035
195Kalahandi DistrictAluminium SmelterIndia596,852
196Nuvoco Vistas Chittor Cement PlantCement PlantIndia592,431
197Action Ispat and Power Jharsuguda steel plantSteel PlantIndia590,939
198Ramco Cements Kalavatala Cement PlantCement PlantIndia580,570
199Jharsuguda DistrictAluminium SmelterIndia580,273
200Parasakti Cement Goli Cement PlantCement PlantIndia572,345
201Ambuja Cements Rabriyawas Cement PlantCement PlantIndia554,896
202Penna Cement Industries Ganeshpahad Cement PlantCement PlantIndia554,706
203Reliance Industries Dahej, Gandhar, GujaratPetrochemicalIndia546,341
204Siddhi Cement Sutrapada Cement PlantCement PlantIndia539,910
205Jai Balaji Durgapur Unit IV steel plantSteel PlantIndia530,250
206Bhavya Cements Guntur Cement PlantCement PlantIndia529,077
207Tata Chemicals Soda Ash FacilityChemical PlantIndia522,880
208ACC Lakheri Cement PlantCement PlantIndia500,989
209India Cements Chilamakuru Cement PlantCement PlantIndia497,667
210Rayagada DistrictAluminium SmelterIndia497,377
211Arjas Steel Tadipatri plantSteel PlantIndia488,629
212Andhra Cements Dachepalli Cement PlantCement PlantIndia481,942
213Sutrapada Chemical PlantChemical PlantIndia474,986
214N R Ispat and Power Raigarh steel plantSteel PlantIndia468,024
215Star Cement East Jaintia Hills Cement PlantCement PlantIndia458,947
216Sagar Cements Jeerabad Cement PlantCement PlantIndia447,675
217Evonith Value Steel Wardha Steel PlantSteel PlantIndia443,503
218UltraTech Jafrabad Cement PlantCement PlantIndia442,973
219India Cements Sankari West Cement PlantCement PlantIndia431,327
220Jindal Stainless Hisar steel plantSteel PlantIndia426,071
221Amrit Cement East Jaintia Hills Cement PlantCement PlantIndia413,799
222Saurashtra Cement Ranavav Cement PlantCement PlantIndia407,686
223Sri Lalitha Nalgonda Cement PlantCement PlantIndia400,718
224Dalmia DSP Banjari Cement PlantCement PlantIndia397,844
225Welspun Metallics Anjar Steel plantSteel PlantIndia396,688
226Tuticorin Chemical ComplexChemical PlantIndia392,466
227Reliance Industries Vadodara, Baroda, GujaratPetrochemicalIndia388,468
228IOCL Bongaigaon RefineryRefineryIndia375,686
229Zuari Cement Sitapuram Cement PlantCement PlantIndia371,287
230Hirakud aluminium plantAluminium SmelterIndia371,225
231ACC Chaibasa Cement PlantCement PlantIndia359,389
232IOCL Guwahati RefineryRefineryIndia353,801
233Brahmaputra Cracker and Polymer Limited (BCPL) Assam Gas Cracker Project, Lepetkattaa Bangla Block, AssamPetrochemicalIndia347,139
234Cement Corp of India Tandur Cement PlantCement PlantIndia335,269
235KCP Macherla Cement PlantCement PlantIndia334,839
236Dalmia Cement East Jaintia Hills Cement PlantCement PlantIndia329,033
237Purbachal Cement Sarutari Cement PlantCement PlantIndia326,803
238Rungta Mines Dhenkanal steel plantSteel PlantIndia324,622
239India Cements Yerraguntla Cement PlantCement PlantIndia323,547
240Shyam Steel Raghunathpur Steel PlantSteel PlantIndia321,085
241Khyber Khunmoh Cement PlantCement PlantIndia309,346
242Hills Cement East Jaintia Hills Cement PlantCement PlantIndia307,381
243Suvarna Cements Nalgonda Cement PlantCement PlantIndia302,078
244Sagar (Banda) Phosphate Complex Unit IIChemical PlantIndia298,359
245ACC Ametha Cement PlantCement PlantIndia289,267
246Malabar Cements Walayar Cement PlantCement PlantIndia288,453
247Nangal Fertilizer ComplexChemical PlantIndia270,760
248ACC Madukkarai Cement PlantCement PlantIndia259,054
249Nuvoco Vistas Sonadih Cement PlantCement PlantIndia256,475
250BCI Bagalkot Cement PlantCement PlantIndia240,577
251Meghalaya Cements Umbadoh Cement PlantCement PlantIndia232,851
252IOCL Digboi RefineryRefineryIndia227,985
253DCM Shriram Cement Kota Cement PlantCement PlantIndia227,782
254Max Cement East Jaintia Hills Cement PlantCement PlantIndia216,164
255Crest Steel and Power Mangatta Steel PlantSteel PlantIndia204,859
256JUD Cements East Jaintia Hills Cement PlantCement PlantIndia200,371
257Shyam Steel Mejia Steel PlantSteel PlantIndia198,555
258Korba DistrictAluminium SmelterIndia189,003
259Yazdani Steel and Power Kalinganagar steel plantSteel PlantIndia173,342
260Barak Valley Cements Badarpur Cement PlantCement PlantIndia170,456
261Orissa Metaliks Markuta steel plantSteel PlantIndia165,642
262Trumboo Cement Wuyan Cement PlantCement PlantIndia163,401
263Orissa Sponge Iron and Steel plantSteel PlantIndia159,160
264Tamilnadu Cements Alangalum Cement PlantCement PlantIndia158,900
265Nilachal Iron & Power Gamharia Steel PlantSteel PlantIndia156,008
266Heidelbergcement Tumkur Cement PlantCement PlantIndia155,345
267RNB Cements Umiam Cement PlantCement PlantIndia146,545
268Jai Balaji Jyoti Steels Sundargarh plantSteel PlantIndia144,977
269Tata Chemicals Mithapur Cement PlantCement PlantIndia142,502
270Cement Corp of India Rajban Cement PlantCement PlantIndia136,108
271Kakatiya Cement Dondapadu Cement PlantCement PlantIndia132,960
272Ranchi DistrictAluminium SmelterIndia132,634
273Dhandapani Thathamangalam Cement PlantCement PlantIndia127,145
274Belgaum DistrictAluminium SmelterIndia116,055
275Sri Chakra Cements Guntur Cement PlantCement PlantIndia106,448
276Toshali Cement Ampavalli Cement PlantCement PlantIndia99,188
277Orient Cement Devapur Cement PlantCement PlantIndia98,042
278Cement Corp of India Bokajan Cement PlantCement PlantIndia88,640
279IND-Bharuch_methanolChemical PlantIndia86,456
280Jammu & Kashmir Cements Khrew I Cement PlantCement PlantIndia80,156
281Jeppiaar Alathur Cement PlantCement PlantIndia73,531
282Namrup Chemical ComplexChemical PlantIndia66,306
283Mawmluh-Cherra Cements Cherrapunji‎ Cement PlantCement PlantIndia66,132
284Tuticorin Chemical ComplexChemical PlantIndia64,634
285Vijay Puthanampatti Cement PlantCement PlantIndia48,349
286Sambalpur DistrictAluminium SmelterIndia43,106
287Satguru Jeerabad Cement PlantCement PlantIndia40,291
288SAIL Alloy Steel PlantSteel PlantIndia31,690
289Srikalahasthi Rachagunneri Cement PlantCement PlantIndia30,112
290IND-Mumbai Suburban_methanolChemical PlantIndia26,365
291IND-Vadodara_methanolChemical PlantIndia23,966
292Gujarat State Fertilizers & Chemicals Vadodara ComplexChemical PlantIndia14,893
293ONGC Tatipaka RefineryRefineryIndia9,597
294Ernakulam DistrictAluminium SmelterIndia4,311
295Jabalpur DistrictAluminium SmelterIndia2,852
296Dibrugarh (Namrup) Fertilizer ComplexChemical PlantIndia1,144
297IND-Raigarh_methanolChemical PlantIndia116

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.