SmogRank / History / week of March 11, 2024
Most polluted cities, week of March 11, 2024
1,426 cities ranked by their average PM2.5 over the 7 days; the worst was N'Djamena, Chad, at 169.7 µg/m³. A city needs measurements on 70% of the days to be ranked.
← N'Djamena 169.7
- 1N'DjamenaN’Djaména, Chad 245
- 2Dhakalow-cost sensorsDhaka Division, Bangladesh 210
- 3Lahorelow-cost sensorsPunjab, Pakistan 190
- 4Kathmandulow-cost sensorsBagmati Province, Nepal 164
- 5DelhiDelhi, India 164
- 6Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan 160
- 7KolkataWest Bengal, India 159
- 8ShenyangLiaoning, China 155
- 9HyderabadTelangana, India 146
- 10BeijingBeijing, China 146
- 11Karachilow-cost sensorsSindh, Pakistan 140
- 12YangonYangon, Myanmar 133
- 13HanoiHanoi, Vietnam 129
- 14AshgabatAshgabat, Turkmenistan 121
- 14KigaliKigali, Rwanda 121
- 16ColomboWestern Province, Sri Lanka 113
- 17MumbaiMaharashtra, India 113
- 18GuangzhouGuangdong, China 111
- 19Wan ChaiWan Chai, Hong Kong 110
- 20BaghdadBaghdad, Iraq 108
- 21Ulan BatorUlaanbaatar, Mongolia 104
- 22DziałdowoWarmia-Masuria, Poland 102
- 23SalorTashkent Region, Uzbekistan 100
- 24CairoCairo, Egypt 96
- 25WłocławekKujawsko-Pomorskie, Poland 95
- 26ŻywiecSilesia, Poland 94
- 27Mong KokYau Tsim Mong District, Hong Kong 93
- 27RacibórzSilesia, Poland 93
- 29DębicaSubcarpathia, Poland 93
- 30Banja LukaSrpska, Bosnia and Herzegovina 92
- 31BakuBaki, Azerbaijan 92
- 31PoznańGreater Poland, Poland 92
- 33Skarżysko-KamiennaŚwiętokrzyskie, Poland 92
- 34PljevljaPljevlja, Montenegro 92
- 35SarajevoFederation of B&H, Bosnia and Herzegovina 91
- 35RabinalBaja Verapaz, Guatemala 91
- 37Tuen MunTuen Mun, Hong Kong 91
- 38KaliszGreater Poland, Poland 90
- 39Santa Anita - Los FicusLima region, Peru 90
- 40Czechowice-DziedziceSilesia, Poland 89
- 41LazarevacCentral Serbia, Serbia 88
- 42Jastrzębie ZdrójSilesia, Poland 88
- 43KościanGreater Poland, Poland 87
- 44SzczecinWest Pomerania, Poland 86
- 44BydgoszczKujawsko-Pomorskie, Poland 86
- 44Asunciónlow-cost sensorsAsuncion, Paraguay 86
- 47ChennaiTamil Nadu, India 85
- 47RadomskoŁódź Voivodeship, Poland 85
- 49ZemunCentral Serbia, Serbia 85
- 50PančevoVojvodina, Serbia 85
- 51ZgierzŁódź Voivodeship, Poland 85
- 52CelayaGuanajuato, Mexico 84
- 53OpoleOpole Voivodeship, Poland 84
- 54KutnoŁódź Voivodeship, Poland 84
- 55LęborkPomerania, Poland 84
- 56BaytownTexas, United States 83
- 57VictoriaCentral and Western, Hong Kong 83
- 57ŁaskŁódź Voivodeship, Poland 83
- 59KatowiceSilesia, Poland 82
- 60ToruńKujawsko-Pomorskie, Poland 82
- 61AugustówPodlasie, Poland 82
- 62Tai PoTai Po, Hong Kong 81
- 63OtwockMazovia, Poland 80
- 63KościerzynaPomerania, Poland 80
- 65Sham Shui PoSham Shui Po District, Hong Kong 80
- 66Kędzierzyn-KoźleOpole Voivodeship, Poland 80
- 67Almatylow-cost sensorsAlmaty, Kazakhstan 80
- 68PruszkówMazovia, Poland 79
- 69NáchodHradec Králové Region, Czechia 79
- 70Gorzów WielkopolskiLubusz, Poland 79
- 71BelgradeCentral Serbia, Serbia 79
- 72KłodzkoLower Silesia, Poland 79
- 73ElblągWarmia-Masuria, Poland 78
- 74ŻyrardówMazovia, Poland 77
- 75OlsztynWarmia-Masuria, Poland 77
- 76Konstancin-JeziornaMazovia, Poland 77
- 76Tsuen WanTsuen Wan, Hong Kong 77
- 78KrakówLesser Poland, Poland 76
- 79KielceŚwiętokrzyskie, Poland 76
- 80StarachowiceŚwiętokrzyskie, Poland 76
- 80LegionowoMazovia, Poland 76
- 82ObrenovacCentral Serbia, Serbia 75
- 82AstanaAstana, Kazakhstan 75
- 84JakartaJakarta, Indonesia 75
- 85RadomMazovia, Poland 75
- 85GdyniaPomerania, Poland 75
- 87MielecSubcarpathia, Poland 75
- 87Abujalow-cost sensorsFCT, Nigeria 75
- 89Tin Shui WaiYuen Long, Hong Kong 75
- 90SremčicaCentral Serbia, Serbia 74
- 91Ban Khlong PrawetBangkok, Thailand 74
- 92WrocławLower Silesia, Poland 74
- 92PłockMazovia, Poland 74
- 92BytówPomerania, Poland 74
- 95AntananarivoAnalamanga, Madagascar 74
- 95Kwai ChungKwai Tsing District, Hong Kong 74
- 97SiedlceMazovia, Poland 73
- 98Kampalalow-cost sensorsCentral Region, Uganda 73
- 98PrzemyślSubcarpathia, Poland 73
- 98ŚwiecieKujawsko-Pomorskie, Poland 73
- 101Kuala LumpurKuala Lumpur, Malaysia 73
- 102PułtuskMazovia, Poland 72
- 103LublinLublin, Poland 72
- 104FanlingNorth District, Hong Kong 72
- 105MiskolcBorsod-Abaúj-Zemplén, Hungary 72
- 105Sha TinSha Tin, Hong Kong 72
- 107Ulu BedokSingapore 71
- 108GrajewoPodlasie, Poland 71
- 109GdańskPomerania, Poland 71
- 110ŁukówLublin, Poland 71
- 110ŁódźŁódź Voivodeship, Poland 71
- 110ColumbusGeorgia, United States 71
- 113SopotPomerania, Poland 71
- 114KołobrzegWest Pomerania, Poland 70
- 115ZamośćLublin, Poland 70
- 116WarsawMazovia, Poland 70
- 116Strzelce OpolskieOpole Voivodeship, Poland 70
- 116SalamancaGuanajuato, Mexico 70
- 119Saint AndrewsSouth Carolina, United States 70
- 120FlorenceSouth Carolina, United States 70
- 121WawerMazovia, Poland 69
- 121San Tung Chung HangIslands, Hong Kong 69
- 123SuwałkiPodlasie, Poland 69
- 124AlbanyGeorgia, United States 69
- 125Sau Mau PingKwun Tong District, Hong Kong 68
- 126Addis AbabaAddis Ababa, Ethiopia 68
- 127BiałystokPodlasie, Poland 68
- 128NiskoSubcarpathia, Poland 67
- 129HamarInnlandet, Norway 67
- 130DushanbeDushanbe, Tajikistan 66
- 130Quezon Citylow-cost sensorsNational Capital Region, Philippines 66
- 132RzeszówSubcarpathia, Poland 66
- 132JarosławSubcarpathia, Poland 66
- 132Jelenia GóraLower Silesia, Poland 66
- 132MaconGeorgia, United States 66
- 136AberdeenSouthern District, Hong Kong 65
- 136San Luis de la PazGuanajuato, Mexico 65
- 136León de los AldamaGuanajuato, Mexico 65
- 139TarnówLesser Poland, Poland 65
- 139AmagasakiHyōgo, Japan 65
- 141Warner RobinsGeorgia, United States 65
- 141San Francisco De BorjaLima region, Peru 65
- 143IrapuatoGuanajuato, Mexico 65
- 143Phenix CityAlabama, United States 65
- 145NakatsuOita, Japan 65
- 146YawataKyoto, Japan 64
- 146HigashinozoeHyōgo, Japan 64
- 146KurashikiOkayama, Japan 64
- 149EłkWarmia-Masuria, Poland 64
- 149Kakogawachō-honmachiHyōgo, Japan 64
- 149AugustaGeorgia, United States 64
- 149ValdostaGeorgia, United States 64
- 149MissionTexas, United States 64
- 154Ang Mo Kio New TownSingapore 64
- 155Botevgradlow-cost sensorsSofia, Bulgaria 64
- 155KasaokaOkayama, Japan 64
- 157TaharaAichi, Japan 64
- 157Kan’onjichōKagawa, Japan 64
- 159MitoIbaraki, Japan 63
- 160YoukaichiShiga, Japan 63
- 160ŌgakiGifu, Japan 63
- 160HandaAichi, Japan 63
- 163AkashiHyōgo, Japan 63
- 163TenriNara, Japan 63
- 163TamanoOkayama, Japan 63
- 163LimaLima Province, Peru 63
- 167YokkaichiMie, Japan 63
- 167NishinomiyaHyōgo, Japan 63
- 169YukuhashiFukuoka, Japan 63
- 170KameyamaMie, Japan 62
- 171KyotoKyoto, Japan 62
- 171SaijōEhime, Japan 62
- 171AlgiersAlgiers, Algeria 62
- 171HashimaGifu, Japan 62
- 171AridaWakayama, Japan 62
- 176SuzakaNagano, Japan 62
- 177ShimonosekiYamaguchi, Japan 62
- 177HikariYamaguchi, Japan 62
- 177DurhamNorth Carolina, United States 62
- 177TakashimaShiga, Japan 62
- 177TōkaiAichi, Japan 62
- 177AsakuchiOkayama, Japan 62
- 183KobeHyōgo, Japan 62
- 183Forest ParkGeorgia, United States 62
- 183GreenvilleSouth Carolina, United States 62
- 183SugaiKyoto, Japan 62
- 187KusatsuShiga, Japan 61
- 187HōryūjiNara, Japan 61
- 187HimejiHyōgo, Japan 61
- 187KennesawGeorgia, United States 61
- 187ShikokuchūōEhime, Japan 61
- 192TokiGifu, Japan 61
- 192OnodaYamaguchi, Japan 61
- 192FukuyamaHiroshima, Japan 61
- 192GainesvilleGeorgia, United States 61
- 192OwariasahiAichi, Japan 61
- 192KogaFukuoka, Japan 61
- 192MatsusakaMie, Japan 61
- 192BizenOkayama, Japan 61
Top 200 of 1,426 shown.
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+
The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales
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SmogRank, most polluted cities, PM2.5, week of March 11, 2024, smogrank.com/history/2024-W11 (accessed 2 Oct 2026).
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