SmogRank / History / July 19, 2025
Most polluted cities on July 19, 2025
2,501 cities ranked by their average PM2.5 over the day; the worst was Fort McMurray, Canada, at 156.0 µg/m³. Each city's own local calendar day.
- Northern India, July 202519 to 20 July 2025, 2 days14 cities243Arāria
- Maharashtra and Karnataka, India, July 202517 to 19 July 2025, 3 days12 cities96Surat
Bad-air episodes during July 19, 2025. All episodes.
← Fort McMurray 156.0 µg/m³
100 µg/m³15 WHO 24-hour guideline
- 1Fort McMurrayAlberta, Canada 23110.4×
- 2NacimientoBiobio, Chile 1988.2×
- 3Sri GanganagarRajasthan, India 1856.9×
- 4OotyTamil Nadu, India 1796.4×
- 5BhelaiChhattisgarh, India 1745.9×
- 6GobindgarhPunjab, India 1725.7×
- 7Los ÁngelesBiobio, Chile 1725.7×
- 8Faisalabadlow-cost sensorsPunjab, Pakistan 1715.6×
- 9VillarricaAraucania, Chile 1695.5×
- 10TalaganteSantiago Metropolitan, Chile 1665.1×
- 10LinaresMaule Region, Chile 1665.1×
- 12Lahorelow-cost sensorsPunjab, Pakistan 1644.9×
- 13DushanbeDushanbe, Tajikistan 1644.9×
- 14JodaOdisha, India 1614.6×
- 15Gujranwalalow-cost sensorsPunjab, Pakistan 1604.6×
- 16RancaguaO'Higgins Region, Chile 1604.5×
- 17Sialkotlow-cost sensorsPunjab, Pakistan 1584.3×
- 18BidarKarnataka, India 1574.3×
- 19KigaliKigali, Rwanda 1564.2×
- 19TemucoAraucania, Chile 1564.2×
- 21ChāndaMaharashtra, India 1554.1×
- 22RengoO'Higgins Region, Chile 1554.1×
- 23ChillánÑuble, Chile 1554.0×
- 23Prince AlbertSaskatchewan, Canada 1554.0×
- 25VirārMaharashtra, India 1544.0×
- 26CholulaPuebla, Mexico 1533.9×
- 27SantiagoSantiago Metropolitan, Chile 1533.9×
- 28Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan 1463.6×
- 29HualpénBiobio, Chile 1463.6×
- 30SaugorMadhya Pradesh, India 1453.6×
- 31CoronelBiobio, Chile 1413.5×
- 32GummidipundiTamil Nadu, India 1383.4×
- 33QuilpuéValparaiso, Chile 1383.4×
- 34CuricóMaule Region, Chile 1353.3×
- 35NagpurMaharashtra, India 1343.3×
- 36Multanlow-cost sensorsPunjab, Pakistan 1343.3×
- 37CauquenesMaule Region, Chile 1333.2×
- 38MungerBihar, India 1313.2×
- 39SamāstipurBihar, India 1293.1×
- 40JabalpurMadhya Pradesh, India 1273.1×
- 41MaiharMadhya Pradesh, India 1273.1×
- 42JhānsiUttar Pradesh, India 1263.0×
- 43Puente AltoSantiago Metropolitan, Chile 1263.0×
- 44TalcaMaule Region, Chile 1253.0×
- 45SuratGujarat, India 1243.0×
- 46JakartaJakarta, Indonesia 1243.0×
- 47OsornoLos Lagos Region, Chile 1233.0×
- 48HualquiBiobio, Chile 1233.0×
- 49CuranilahueBiobio, Chile 1222.9×
- 50Puerto MonttLos Lagos Region, Chile 1202.9×
- 51GayaBihar, India 1202.9×
- 52SaharsaBihar, India 1192.8×
- 52Puerto VarasLos Lagos Region, Chile 1192.8×
- 52BaddiHimachal Pradesh, India 1192.8×
- 55Gadag-BetageriKarnataka, India 1172.8×
- 56QuillotaValparaiso, Chile 1152.7×
- 57Rawalpindilow-cost sensorsPunjab, Pakistan 1142.7×
- 58ConcepciónBiobio, Chile 1122.7×
- 59VijayawadaAndhra Pradesh, India 1122.7×
- 60TalcahuanoBiobio, Chile 1112.6×
- 61HājīpurBihar, India 1092.6×
- 62NagaonAssam, India 1072.5×
- 62BhilaiChhattisgarh, India 1072.5×
- 64KotaRajasthan, India 1062.5×
- 65DurgapurWest Bengal, India 1062.5×
- 66MéridaYucatán, Mexico 1052.5×
- 67ValdiviaLos Ríos Region, Chile 1052.5×
- 68Santa Anita - Los FicusLima region, Peru 1042.5×
- 69QuinteroValparaiso, Chile 1042.4×
- 70MandideepMadhya Pradesh, India 1022.4×
- 71KalyānMaharashtra, India 1022.4×
- 72AnantapurAndhra Pradesh, India 1022.4×
- 73ChittoorAndhra Pradesh, India 1012.4×
- 74MuzaffarpurBihar, India 1012.4×
- 75KadapaAndhra Pradesh, India 1002.4×
- 76ToméBiobio, Chile 992.3×
- 77ConcónValparaiso, Chile 972.3×
- 78TirupparangunramTamil Nadu, India 972.3×
- 79Addis AbabaAddis Ababa, Ethiopia 972.2×
- 80PatnaBihar, India 962.2×
- 81PanvelMaharashtra, India 962.2×
- 82QuthbullapurTelangana, India 962.2×
- 83ArrahBihar, India 952.2×
- 83TaupoWaikato Region, New Zealand 952.2×
- 85JodhpurRajasthan, India 952.2×
- 86DurgChhattisgarh, India 952.2×
- 87Bahawalpurlow-cost sensorsPunjab, Pakistan 952.2×
- 88Viña del MarValparaiso, Chile 942.1×
- 89GūduvāncheriTamil Nadu, India 932.1×
- 89CoquimboCoquimbo Region, Chile 932.1×
- 89VapiGujarat, India 932.1×
- 92SaguenayQuebec, Canada 932.1×
- 93PithampurMadhya Pradesh, India 932.1×
- 94MalegaonMaharashtra, India 932.1×
- 95Wan ChaiWan Chai, Hong Kong 922.1×
- 96Accralow-cost sensorsGreater Accra, Ghana 922.1×
- 97ChiguayanteBiobio, Chile 922.1×
- 98BarbilOdisha, India 912.0×
- 99AngulOdisha, India 912.0×
- 99CoyhaiqueAysén, Chile 912.0×
- 101NalbāriAssam, India 902.0×
- 102NandedMaharashtra, India 902.0×
- 103RasapūdipalemAndhra Pradesh, India 902.0×
- 103Wadgaon KolhatiMaharashtra, India 902.0×
- 105AmravatiMaharashtra, India 902.0×
- 106Dubailow-cost sensorsDubai, United Arab Emirates 902.0×
- 107MahādMaharashtra, India 902.0×
- 107La UniónLos Ríos Region, Chile 902.0×
- 109BānswāraRajasthan, India 892.0×
- 110HyderabadTelangana, India 892.0×
- 111BadlapurMaharashtra, India 892.0×
- 112MorādābādUttar Pradesh, India 881.9×
- 113RājgīrBihar, India 881.9×
- 114Islamabadlow-cost sensorsIslamabad, Pakistan 881.9×
- 114Changchunlow-cost sensorsJilin, China 881.9×
- 116Medina Estateslow-cost sensorsGreater Accra, Ghana 871.9×
- 117SāngliMaharashtra, India 871.9×
- 118GorakhpurUttar Pradesh, India 871.9×
- 119Sept-ÎlesQuebec, Canada 871.9×
- 120BhiwandiMaharashtra, India 871.9×
- 121TiruchirappalliTamil Nadu, India 861.9×
- 122RatlāmMadhya Pradesh, India 861.9×
- 122LudhianaPunjab, India 861.9×
- 124SilcharAssam, India 861.9×
- 124KanchipuramTamil Nadu, India 861.9×
- 126KannurKerala, India 861.8×
- 127San Francisco TlalcilalcalpanMéxico, Mexico 851.8×
- 127La SerenaCoquimbo Region, Chile 851.8×
- 127San Pedro de la PazBiobio, Chile 851.8×
- 130ĀsansolWest Bengal, India 851.8×
- 131AlangadKerala, India 841.8×
- 132ChandigarhChandigarh, India 841.8×
- 133JalandharPunjab, India 841.8×
- 133DewasMadhya Pradesh, India 841.8×
- 133IshigakiOkinawa, Japan 841.8×
- 133Dera Colliery TownshipOdisha, India 841.8×
- 137RourkelaOdisha, India 841.8×
- 138DamohMadhya Pradesh, India 831.8×
- 139DhuleMaharashtra, India 831.8×
- 139DhaulpurRajasthan, India 831.8×
- 141AkolaMaharashtra, India 831.7×
- 141SingrauliMadhya Pradesh, India 831.7×
- 143Karachilow-cost sensorsSindh, Pakistan 831.7×
- 143PratāpgarhRajasthan, India 831.7×
- 145AhmedabadGujarat, India 821.7×
- 146MuzaffarnagarUttar Pradesh, India 811.7×
- 147SibsāgarAssam, India 811.7×
- 148CallaoCallao, Peru 811.7×
- 149IndoreMadhya Pradesh, India 801.7×
- 150KhannaPunjab, India 801.7×
- 151San Francisco De BorjaLima region, Peru 801.6×
- 152Puerto AysénAysén, Chile 801.6×
- 153SiliguriWest Bengal, India 801.6×
- 153KohimaNagaland, India 801.6×
- 153Tepeji del Río de OcampoHidalgo, Mexico 801.6×
- 156Quettalow-cost sensorsBalochistan, Pakistan 791.6×
- 157Naucalpan de JuárezMéxico, Mexico 791.6×
- 158ThrissurKerala, India 791.6×
- 159Istanbullow-cost sensorsIstanbul, Turkey 791.6×
- 159LucknowUttar Pradesh, India 791.6×
- 159KanpurUttar Pradesh, India 791.6×
- 159BaripādaOdisha, India 791.6×
- 163ŁaskŁódź Voivodeship, Poland 781.6×
- 164RānīganjWest Bengal, India 781.6×
- 164PuneMaharashtra, India 781.6×
- 164MangaluruKarnataka, India 781.6×
- 167LimaLima Province, Peru 771.6×
- 168KolkataWest Bengal, India 771.5×
- 169ReykjavíkCapital Region, Iceland 771.5×
- 170BawānaDelhi, India 771.5×
- 170Alto HospicioTarapacá, Chile 771.5×
- 172JhālāwārRajasthan, India 771.5×
- 172AurangābādBihar, India 771.5×
- 172KhargharMaharashtra, India 771.5×
- 175RoparPunjab, India 761.5×
- 175CoimbatoreTamil Nadu, India 761.5×
- 177GuwahatiAssam, India 761.5×
- 177San Tung Chung HangIslands, Hong Kong 761.5×
- 179AurangabadMaharashtra, India 761.5×
- 180GwaliorMadhya Pradesh, India 761.5×
- 180Santa CatarinaNuevo León, Mexico 761.5×
- 182SerilingampalleTelangana, India 761.5×
- 183NashikMaharashtra, India 751.5×
- 184TonkRajasthan, India 751.5×
- 185BikanerRajasthan, India 751.5×
- 185VijayapuraKarnataka, India 751.5×
- 187AricaArica y Parinacota Region, Chile 751.5×
- 187SaskatoonSaskatchewan, Canada 751.5×
- 189BhopalMadhya Pradesh, India 741.4×
- 189TocopillaAntofagasta, Chile 741.4×
- 191ManamaManama, Bahrain 741.4×
- 192BhāgalpurBihar, India 741.4×
- 192BhiwadiRajasthan, India 741.4×
- 194HanumāngarhRajasthan, India 741.4×
- 194GarcíaNuevo León, Mexico 741.4×
- 196PuducherryPuducherry, India 741.4×
- 196GandhinagarGujarat, India 741.4×
- 196Greater NoidaUttar Pradesh, India 741.4×
- 199ShrīrāmpurWest Bengal, India 731.4×
- 199LaturMaharashtra, India 731.4×
Top 200 of 2,501 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
Not covered: the government monitoring networks of China and Turkey, which publish no terms that let us reuse their readings. Most cities there are missing from this board, not clean. Why.
Use this board
SmogRank, most polluted cities, PM2.5, July 19, 2025, smogrank.com/history/2025-07-19 (accessed 2 Oct 2026).
You're welcome to reuse a single chart, image or figure with this citation and a link. Terms.