Most Polluted Cities

City Rankings

#	Location	AQI
#1	Delhi, India	500
#2	Kano, Nigeria	329
#3	Kuala Lumpur, Malaysia	204
#4	Johannesburg, South Africa	169
#5	Peshawar, Pakistan	168
#6	Santiago, Chile	168
#7	Shanghai, China	152
#8	Singapore, Singapore	149
#9	Lahore, Pakistan	145
#10	Abu Dhabi, United Arab Emirates	142
#11	Kathmandu, Nepal	129
#12	Niamey, Niger	127
#13	Bekasi, Indonesia	126
#14	Dubai, United Arab Emirates	126
#15	Jakarta, Indonesia	126
#16	Hong Kong, Hong Kong	124
#17	Bamako, Mali	120
#18	Beijing, China	115
#19	Guangzhou, China	112
#20	Dakar, Senegal	109
#21	Sharjah, United Arab Emirates	105
#22	Hanoi, Vietnam	103
#23	Phnom Penh, Cambodia	100
#24	Addis Ababa, Ethiopia	99
#25	Omdurman, Sudan	97
#26	Khartoum, Sudan	97
#27	Brisbane, Australia	95
#28	New Taipei City, Taiwan	94
#29	Taipei, Taiwan	94
#30	Mexico City, Mexico	94
#31	Ho Chi Minh City, Vietnam	93
#32	Isfahan, Iran	90
#33	Iztapalapa, Mexico	90
#34	Tashkent, Uzbekistan	87
#35	Pretoria, South Africa	86
#36	Tehran, Iran	86
#37	Surabaya, Indonesia	85
#38	Alexandria, Egypt	84
#39	Mumbai, India	83
#40	Port-au-Prince, Haiti	82
#41	N'Djamena, Chad	81
#42	Pyongyang, North Korea	81
#43	Incheon, South Korea	80
#44	Seoul, South Korea	80
#45	Karachi, Pakistan	79
#46	Istanbul, Turkey	79
#47	Budta, Philippines	78
#48	Nairobi, Kenya	78
#49	Giza, Egypt	76
#50	Cairo, Egypt	76
#51	Kaohsiung, Taiwan	75
#52	Kabul, Afghanistan	75
#53	Camayenne, Guinea	74
#54	Conakry, Guinea	74
#55	Beirut, Lebanon	72
#56	Cape Town, South Africa	71
#57	Ibadan, Nigeria	70
#58	Abuja, Nigeria	69
#59	Sanaa, Yemen	68
#60	Baghdad, Iraq	68
#61	Rio de Janeiro, Brazil	67
#62	Mashhad, Iran	66
#63	Kakamega, Kenya	65
#64	Dhaka, Bangladesh	65
#65	Puebla, Mexico	64
#66	Maracay, Venezuela	62
#67	Kampala, Uganda	61
#68	Bursa, Turkey	61
#69	Ankara, Turkey	61
#70	Douala, Cameroon	60
#71	Brazzaville, Republic of the Congo	60
#72	Yokohama, Japan	60
#73	Tokyo, Japan	60
#74	Kigali, Rwanda	58
#75	Mandalay, Myanmar	58
#76	Manila, Philippines	58
#77	Yangon, Myanmar	58
#78	Moscow, Russia	58
#79	Almaty, Kazakhstan	57
#80	Luanda, Angola	57
#81	Khulna, Bangladesh	56
#82	Medellín, Colombia	55
#83	Chattogram, Bangladesh	55
#84	Callao, Peru	54
#85	Warsaw, Poland	54
#86	Lima, Peru	54
#87	Sydney, Australia	53
#88	Córdoba, Argentina	51
#89	Erbil, Iraq	51
#90	São Paulo, Brazil	51
#91	Phoenix, United States	50
#92	Bogotá, Colombia	49
#93	Baku, Azerbaijan	48
#94	Shymkent, Kazakhstan	48
#95	Busan, South Korea	47
#96	Bangkok, Thailand	47
#97	Davao, Philippines	46
#98	Osaka, Japan	45
#99	Saint Petersburg, Russia	45
#100	Amman, Jordan	44
#101	Milan, Italy	44
#102	Maracaibo, Venezuela	43
#103	Caracas, Venezuela	42
#104	Monrovia, Liberia	41
#105	Mosul, Iraq	41
#106	Cali, Colombia	41
#107	Kyiv, Ukraine	41
#108	Santo Domingo, Dominican Republic	40
#109	Casablanca, Morocco	40
#110	Munich, Germany	38
#111	Novosibirsk, Russia	37
#112	Barcelona, Spain	37
#113	Guayaquil, Ecuador	37
#114	Copenhagen, Denmark	36
#115	Algiers, Algeria	36
#116	Buenos Aires, Argentina	36
#117	Stockholm, Sweden	35
#118	Belo Horizonte, Brazil	34
#119	Sofia, Bulgaria	33
#120	Belgrade, Serbia	33
#121	Kharkiv, Ukraine	33
#122	Vienna, Austria	33
#123	Yaoundé, Cameroon	32
#124	Rabat, Morocco	32
#125	Budapest, Hungary	32
#126	Berlin, Germany	32
#127	Prague, Czechia	31
#128	Minsk, Belarus	30
#129	Auckland, New Zealand	29
#130	Accra, Ghana	29
#131	Fes, Morocco	28
#132	Bengaluru, India	28
#133	Santiago de los Caballeros, Dominican Republic	27
#134	Mombasa, Kenya	27
#135	Hamburg, Germany	27
#136	Dar es Salaam, Tanzania	27
#137	New York City, United States	27
#138	Paris, France	26
#139	Rome, Italy	26
#140	Abobo, Ivory Coast	25
#141	Bucharest, Romania	25
#142	London, United Kingdom	25
#143	Melbourne, Australia	24
#144	Montevideo, Uruguay	23
#145	Toronto, Canada	22
#146	Madrid, Spain	22
#147	Abidjan, Ivory Coast	21
#148	Asunción, Paraguay	20
#149	Kumasi, Ghana	19
#150	Quito, Ecuador	15

Understanding Air Quality Index

The Air Quality Index (AQI) is a scale from 0 to 500 that measures air pollution levels. Poor air quality can cause respiratory issues, cardiovascular problems, and other health concerns. Rankings are updated hourly to help you stay informed.

Source: US EPA Air Quality Index

0-50

Good

Air quality is satisfactory, and air pollution poses little or no risk.

51-100

Moderate

Air quality is acceptable. However, there may be a risk for some people.

101-150

Unhealthy for Sensitive Groups

Members of sensitive groups may experience health effects.

151-200

Unhealthy

Everyone may begin to experience health effects.

201-300

Very Unhealthy

Health alert: everyone may experience more serious health effects.

301+

Hazardous

Health warnings of emergency conditions. The entire population is likely to be affected.

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