SmogRank / History / July 7, 2024
Most polluted cities on July 7, 2024
2,296 cities ranked by their average PM2.5 over the day; the worst was Puerto Montt, Chile, at 163.5 µg/m³. Each city's own local calendar day.
Bad-air episodes during July 7, 2024. All episodes.
← Puerto Montt 163.5 µg/m³
100 µg/m³15 WHO 24-hour guideline
- 1Puerto MonttLos Lagos Region, Chile 23910.9×
- 2Puerto VarasLos Lagos Region, Chile 22910.3×
- 3OsornoLos Lagos Region, Chile 2098.9×
- 4CuricóMaule Region, Chile 1846.9×
- 5TemucoAraucania, Chile 1796.4×
- 6VillarricaAraucania, Chile 1756.0×
- 7CoyhaiqueAysén, Chile 1725.7×
- 8ValdiviaLos Ríos Region, Chile 1695.4×
- 9HualpénBiobio, Chile 1665.2×
- 10RancaguaO'Higgins Region, Chile 1645.0×
- 11HualquiBiobio, Chile 1644.9×
- 12SantiagoSantiago Metropolitan, Chile 1614.6×
- 13AntananarivoAnalamanga, Madagascar 1584.3×
- 14RengoO'Higgins Region, Chile 1574.3×
- 15TalaganteSantiago Metropolitan, Chile 1554.1×
- 16Puente AltoSantiago Metropolitan, Chile 1544.0×
- 17QuillotaValparaiso, Chile 1544.0×
- 18NacimientoBiobio, Chile 1533.9×
- 19ToméBiobio, Chile 1513.7×
- 20Santa Anita - Los FicusLima region, Peru 1493.7×
- 21Fort McMurrayAlberta, Canada 1483.6×
- 22QuilpuéValparaiso, Chile 1353.3×
- 23ChillánÑuble, Chile 1343.3×
- 23ChiguayanteBiobio, Chile 1343.3×
- 25Lahorelow-cost sensorsPunjab, Pakistan 1313.2×
- 26Shakaskraallow-cost sensorsKwaZulu-Natal, South Africa 1313.2×
- 27TalcahuanoBiobio, Chile 1303.1×
- 27CoronelBiobio, Chile 1303.1×
- 29MaputoMaputo City, Mozambique 1212.9×
- 30TalcaMaule Region, Chile 1202.9×
- 31QuinteroValparaiso, Chile 1202.9×
- 32ConcepciónBiobio, Chile 1192.9×
- 33Şabāḩ as SālimMubārak al Kabīr, Kuwait 1192.9×
- 34CauquenesMaule Region, Chile 1182.8×
- 35Puerto AysénAysén, Chile 1162.8×
- 36ReginaSaskatchewan, Canada 1142.7×
- 37LimaLima Province, Peru 1142.7×
- 38Dhakalow-cost sensorsDhaka Division, Bangladesh 1102.6×
- 39San CarlosÑuble, Chile 1062.5×
- 40San Pedro de la PazBiobio, Chile 1052.5×
- 41TocopillaAntofagasta, Chile 992.3×
- 42VigoGalicia, Spain 982.3×
- 43DushanbeDushanbe, Tajikistan 962.2×
- 43Viña del MarValparaiso, Chile 962.2×
- 45Kampalalow-cost sensorsCentral Region, Uganda 962.2×
- 46RangioraCanterbury, New Zealand 952.2×
- 47ChristchurchCanterbury, New Zealand 942.2×
- 48CairoCairo, Egypt 942.1×
- 49ConcónValparaiso, Chile 942.1×
- 50BaghdadBaghdad, Iraq 902.0×
- 51BeijingBeijing, China 881.9×
- 51CuranilahueBiobio, Chile 881.9×
- 53GotembaShizuoka, Japan 871.9×
- 54KamisuIbaraki, Japan 851.8×
- 55Grande PrairieAlberta, Canada 851.8×
- 56Jacobo HunterArequipa, Peru 851.8×
- 56Prince AlbertSaskatchewan, Canada 851.8×
- 56AyaseKanagawa, Japan 851.8×
- 59N'DjamenaN’Djaména, Chad 841.8×
- 60ChikuseiIbaraki, Japan 841.8×
- 61ShanghaiShanghai, China 831.8×
- 62AntofagastaAntofagasta, Chile 821.7×
- 62EdmontonAlberta, Canada 821.7×
- 64MitoIbaraki, Japan 821.7×
- 65San Francisco De BorjaLima region, Peru 811.7×
- 66AiharaKanagawa, Japan 811.7×
- 66TsuchiuraIbaraki, Japan 811.7×
- 68Los ÁngelesBiobio, Chile 801.7×
- 68La SerenaCoquimbo Region, Chile 801.7×
- 68Swift CurrentSaskatchewan, Canada 801.7×
- 71ChocopeLa Libertad, Peru 801.6×
- 71YamanashiYamanashi, Japan 801.6×
- 73Duque de CaxiasRio de Janeiro, Brazil 801.6×
- 74EisenGyeongsangbuk-do, South Korea 781.6×
- 74HiratsukaKanagawa, Japan 781.6×
- 76HadanoKanagawa, Japan 781.6×
- 77OdawaraKanagawa, Japan 771.5×
- 77MinawaKanagawa, Japan 771.5×
- 79Kashima-shiIbaraki, Japan 771.5×
- 80SaskatoonSaskatchewan, Canada 771.5×
- 81ŌmeTokyo, Japan 761.5×
- 82ŌharaChiba, Japan 761.5×
- 83SusonoShizuoka, Japan 761.5×
- 84ChigasakiKanagawa, Japan 751.5×
- 84Villa Poeta José Gálvez BarrenecheaLima region, Peru 751.5×
- 86HachiōjiTokyo, Japan 751.5×
- 86ChibaChiba, Japan 751.5×
- 86VisaliaCalifornia, United States 751.5×
- 86MinamiashigaraKanagawa, Japan 751.5×
- 90AtsugiKanagawa, Japan 751.5×
- 90ChimboteAncash, Peru 751.5×
- 90CallaoCallao, Peru 751.5×
- 93TateyamaChiba, Japan 751.5×
- 93FresnoCalifornia, United States 751.5×
- 95SokchoGangwon-do, South Korea 741.4×
- 95IndianapolisIndiana, United States 741.4×
- 97HayangGyeongsangbuk-do, South Korea 741.4×
- 97KasamaIbaraki, Japan 741.4×
- 99AtamiShizuoka, Japan 741.4×
- 100AkishimaTokyo, Japan 741.4×
- 101HokotaIbaraki, Japan 731.4×
- 102KurihamaKanagawa, Japan 731.4×
- 102SōsaChiba, Japan 731.4×
- 104ClovisCalifornia, United States 731.4×
- 104Misato, SaitamaSaitama, Japan 731.4×
- 106Shimo-tsumaIbaraki, Japan 721.4×
- 106FujiShizuoka, Japan 721.4×
- 106IzunokuniShizuoka, Japan 721.4×
- 109NaritaChiba, Japan 721.4×
- 109LotaBiobio, Chile 721.4×
- 109CoquimboCoquimbo Region, Chile 721.4×
- 109Hitachi-NakaIbaraki, Japan 721.4×
- 113YokohamaKanagawa, Japan 721.4×
- 113YauriCuzco Department, Peru 721.4×
- 113KamagayaChiba, Japan 721.4×
- 116YachimataChiba, Japan 721.4×
- 116IrumaSaitama, Japan 721.4×
- 118HanoiHanoi, Vietnam 721.3×
- 118TokyoTokyo, Japan 721.3×
- 118Ulan BatorUlaanbaatar, Mongolia 721.3×
- 118SawaraChiba, Japan 721.3×
- 118SakuraChiba, Japan 721.3×
- 118JeongeupJeollabuk-do, South Korea 721.3×
- 124NumazuShizuoka, Japan 711.3×
- 125MachidaTokyo, Japan 711.3×
- 125AnanTokushima, Japan 711.3×
- 125MiuraKanagawa, Japan 711.3×
- 125OmigawaChiba, Japan 711.3×
- 125HitachiIbaraki, Japan 711.3×
- 125SarajevoFederation of B&H, Bosnia and Herzegovina 711.3×
- 125ChangnyeongGyeongsangnam-do, South Korea 711.3×
- 132YokosukaKanagawa, Japan 711.3×
- 132NarashinoChiba, Japan 711.3×
- 134MobaraChiba, Japan 711.3×
- 135IwakiFukushima, Japan 711.3×
- 135Falconara MarittimaThe Marches, Italy 711.3×
- 135InzaiChiba, Japan 711.3×
- 135MinamibōsōChiba, Japan 711.3×
- 139TakasakiGunma, Japan 701.3×
- 139ShimodaShizuoka, Japan 701.3×
- 139IshiokaIbaraki, Japan 701.3×
- 139IchiharaChiba, Japan 701.3×
- 139EbinaKanagawa, Japan 701.3×
- 139YachiyoChiba, Japan 701.3×
- 139NoboritoKanagawa, Japan 701.3×
- 146UrayasuChiba, Japan 701.3×
- 146KamakuraKanagawa, Japan 701.3×
- 146YamatoKanagawa, Japan 701.3×
- 146KodairaTokyo, Japan 701.3×
- 150AricaArica y Parinacota Region, Chile 701.3×
- 150HitachiomiyaIbaraki, Japan 701.3×
- 150AzaminoKanagawa, Japan 701.3×
- 150FuchūTokyo, Japan 701.3×
- 154FujisawaKanagawa, Japan 701.3×
- 154FujinomiyaShizuoka, Japan 701.3×
- 154TorideIbaraki, Japan 701.3×
- 154KitaibarakiIbaraki, Japan 701.3×
- 158FujiedaShizuoka, Japan 701.3×
- 159KimitsuChiba, Japan 691.3×
- 160PohangGyeongsangbuk-do, South Korea 691.3×
- 160AjikiChiba, Japan 691.3×
- 162Icheon-siGyeonggi-do, South Korea 691.3×
- 162Narutochō-mitsuishiTokushima, Japan 691.3×
- 162MatsudoChiba, Japan 691.3×
- 162FukuroiShizuoka, Japan 691.3×
- 162HigashikurumeTokyo, Japan 691.3×
- 167BuanJeollabuk-do, South Korea 691.2×
- 167KisarazuChiba, Japan 691.2×
- 167TōganeChiba, Japan 691.2×
- 167Alto HospicioTarapacá, Chile 691.2×
- 167KikugawaShizuoka, Japan 691.2×
- 172KashiwaChiba, Japan 691.2×
- 172KakegawaShizuoka, Japan 691.2×
- 174ŌtsukiYamanashi, Japan 681.2×
- 175WŏnjuGangwon-do, South Korea 681.2×
- 175SōkaSaitama, Japan 681.2×
- 175NodaChiba, Japan 681.2×
- 175CalamaAntofagasta, Chile 681.2×
- 175EvansvilleIndiana, United States 681.2×
- 180HumennéPrešov Region, Slovakia 681.2×
- 180InashikiIbaraki, Japan 681.2×
- 182BakuBaki, Azerbaijan 681.2×
- 182YeojuGyeonggi-do, South Korea 681.2×
- 182Jinan-gunJeollabuk-do, South Korea 681.2×
- 182ShizuokaShizuoka, Japan 681.2×
- 182OyamaTochigi, Japan 681.2×
- 182KochiKochi, Japan 681.2×
- 182MookaTochigi, Japan 681.2×
- 182St. AlbertAlberta, Canada 681.2×
- 190Debrecenlow-cost sensorsHajdú-Bihar, Hungary 681.2×
- 190Gyeongsan-siGyeongsangbuk-do, South Korea 681.2×
- 190KatsuuraChiba, Japan 681.2×
- 190Sherwood ParkAlberta, Canada 681.2×
- 194TokorozawaSaitama, Japan 671.2×
- 194AkronOhio, United States 671.2×
- 196KawaguchiSaitama, Japan 671.2×
- 196IgusaSaitama, Japan 671.2×
- 196HigashimurayamaTokyo, Japan 671.2×
- 199WaegwanGyeongsangbuk-do, South Korea 671.2×
- 199ChangsuJeollabuk-do, South Korea 671.2×
Top 200 of 2,296 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 7, 2024, smogrank.com/history/2024-07-07 (accessed 3 Oct 2026).
You're welcome to reuse a single chart, image or figure with this citation and a link. Terms.