SmogRank / History / February 2, 2025
Most polluted cities on February 2, 2025
2,302 cities ranked by their average PM2.5 over the day; the worst was Dhaka, Bangladesh, at 262.0 µg/m³. Each city's own local calendar day.
- Central Europe, February 20251 to 14 February 2025, 14 days503 cities179Banja Luka
- North-eastern Thailand, February 20251 to 3 February 2025, 3 days9 cities80Phetchaburi
- Western United States, January and February 202529 January to 2 February 2025, 5 days26 cities38Woodburn
- Chungcheongnam-do and Jeollanam-do, South Korea, February 20251 to 2 February 2025, 2 days11 cities63Hongseong
Bad-air episodes during February 2, 2025. All episodes.
← Dhaka 262.0 µg/m³
200 µg/m³15 WHO 24-hour guideline
- 1Dhakalow-cost sensorsDhaka Division, Bangladesh 37417.5×
- 2Lahorelow-cost sensorsPunjab, Pakistan 27213.1×
- 3DelhiDelhi, India 25812.2×
- 4DushanbeDushanbe, Tajikistan 22910.3×
- 5KolkataWest Bengal, India 2139.2×
- 6N'DjamenaN’Djaména, Chad 2119.1×
- 7SalorTashkent Region, Uzbekistan 1897.3×
- 8ShenyangLiaoning, China 1877.1×
- 9KraljevoCentral Serbia, Serbia 1816.6×
- 10Almatylow-cost sensorsAlmaty, Kazakhstan 1806.5×
- 11Ulan BatorUlaanbaatar, Mongolia 1806.4×
- 12Kampalalow-cost sensorsCentral Region, Uganda 1745.9×
- 13Kathmandulow-cost sensorsBagmati Province, Nepal 1745.9×
- 14SarajevoFederation of B&H, Bosnia and Herzegovina 1735.8×
- 15Bishkeklow-cost sensorsBishkek, Kyrgyzstan 1735.8×
- 16Novi PazarCentral Serbia, Serbia 1735.8×
- 17Abujalow-cost sensorsFCT, Nigeria 1725.7×
- 18Şabāḩ as SālimMubārak al Kabīr, Kuwait 1715.6×
- 19UžiceCentral Serbia, Serbia 1695.4×
- 20ValjevoCentral Serbia, Serbia 1685.3×
- 21TratTrat, Thailand 1665.1×
- 22KragujevacCentral Serbia, Serbia 1655.1×
- 23Sing BuriSing Buri, Thailand 1644.9×
- 24Si Sa KetSi Sa Ket, Thailand 1644.9×
- 25PhetchaburiPhetchaburi, Thailand 1634.9×
- 26KigaliKigali, Rwanda 1624.8×
- 27YangonYangon, Myanmar 1624.7×
- 28YasothonYasothon, Thailand 1624.7×
- 29ObrenovacCentral Serbia, Serbia 1614.7×
- 29MumbaiMaharashtra, India 1614.7×
- 31ČačakCentral Serbia, Serbia 1614.6×
- 32Lop BuriLopburi, Thailand 1604.6×
- 33Khlong LuangPathum Thani, Thailand 1604.6×
- 34Karachilow-cost sensorsSindh, Pakistan 1604.5×
- 35TravnikFederation of B&H, Bosnia and Herzegovina 1594.5×
- 36Nakhon LuangPhra Nakhon Si Ayutthaya, Thailand 1594.5×
- 37RatchaburiRatchaburi, Thailand 1594.5×
- 37Nong ChokBangkok, Thailand 1594.5×
- 39Islamabadlow-cost sensorsIslamabad, Pakistan 1594.5×
- 40Si Maha PhotPrachin Buri, Thailand 1594.4×
- 42Khan Na YaoBangkok, Thailand 1574.3×
- 43NišCentral Serbia, Serbia 1574.3×
- 43Ubon RatchathaniUbon Ratchathani, Thailand 1574.3×
- 45Khlong Sam WaBangkok, Thailand 1574.3×
- 46Chai NatChai Nat, Thailand 1574.2×
- 47Prachin BuriPrachin Buri, Thailand 1564.2×
- 47Bueng KumBangkok, Thailand 1564.2×
- 49Nong KhaemBangkok, Thailand 1564.1×
- 50Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan 1554.1×
- 51LazarevacCentral Serbia, Serbia 1554.1×
- 52SmederevoCentral Serbia, Serbia 1554.0×
- 53KalasinKalasin, Thailand 1554.0×
- 54Bang NaBangkok, Thailand 1544.0×
- 55Bang KapiBangkok, Thailand 1544.0×
- 55Ban Talat BuengChon Buri, Thailand 1544.0×
- 57Lat KrabangBangkok, Thailand 1544.0×
- 58Lak SiBangkok, Thailand 1533.9×
- 59Czechowice-DziedziceSilesia, Poland 1523.8×
- 60ZemunCentral Serbia, Serbia 1523.8×
- 61AranyaprathetSa Kaeo, Thailand 1523.8×
- 62Jastrzębie ZdrójSilesia, Poland 1523.8×
- 63Saphan SungBangkok, Thailand 1523.8×
- 64MukdahanMukdahan, Thailand 1513.7×
- 65Khon KaenKhon Kaen, Thailand 1513.7×
- 66Nakhon PathomNakhon Pathom, Thailand 1513.7×
- 67HongseongChungcheongnam-do, South Korea 1493.7×
- 68SurinSurin, Thailand 1483.6×
- 69Banja LukaSrpska, Bosnia and Herzegovina 1483.6×
- 70Ban Khlong PrawetBangkok, Thailand 1463.6×
- 71SaraburiSaraburi, Thailand 1443.5×
- 72Sai MaiBangkok, Thailand 1443.5×
- 73Mueang NonthaburiNonthaburi, Thailand 1433.5×
- 74ŻywiecSilesia, Poland 1423.5×
- 75SukhothaiSukhothai, Thailand 1413.5×
- 76Buri RamBuriram, Thailand 1413.4×
- 77NanNan, Thailand 1403.4×
- 78PhichitPhichit, Thailand 1393.4×
- 79Samut SakhonSamut Sakhon, Thailand 1393.4×
- 80NegotinCentral Serbia, Serbia 1393.4×
- 81PirotCentral Serbia, Serbia 1383.4×
- 82Phra Nakhon Si AyutthayaPhra Nakhon Si Ayutthaya, Thailand 1373.4×
- 82BangkokBangkok, Thailand 1373.4×
- 84Phra PradaengSamut Prakan, Thailand 1373.3×
- 84Ban Samae DamBangkok, Thailand 1373.3×
- 86BihaćFederation of B&H, Bosnia and Herzegovina 1373.3×
- 87Nong Bua LamphuNong Bua Lamphu, Thailand 1363.3×
- 88Nakhon SawanNakhon Sawan, Thailand 1353.3×
- 89Ban ChangRayong, Thailand 1343.3×
- 90KłodzkoLower Silesia, Poland 1343.3×
- 91Sakon NakhonSakon Nakhon, Thailand 1343.3×
- 92Nakhon RatchasimaNakhon Ratchasima, Thailand 1343.2×
- 93SremčicaCentral Serbia, Serbia 1333.2×
- 94DejCluj County, Romania 1323.2×
- 95Udon ThaniUdon Thani, Thailand 1313.2×
- 96KoprivnicaKoprivnica-Križevci, Croatia 1293.1×
- 97BéthuneHauts-de-France, France 1293.1×
- 98Mae SaiChiang Rai, Thailand 1283.1×
- 99Maha SarakhamMaha Sarakham, Thailand 1273.1×
- 100Amnat CharoenAmnat Charoen, Thailand 1273.1×
- 101Ban PhaeoSamut Sakhon, Thailand 1273.1×
- 101Laem ChabangChon Buri, Thailand 1273.1×
- 103Bielsko-BialaSilesia, Poland 1263.1×
- 104Roi EtRoi Et, Thailand 1263.0×
- 104RayongRayong, Thailand 1263.0×
- 106Santa CatarinaNuevo León, Mexico 1253.0×
- 107BelgradeCentral Serbia, Serbia 1253.0×
- 108ChanthaburiChanthaburi, Thailand 1243.0×
- 109Hwaseong-siGyeonggi-do, South Korea 1243.0×
- 110YesanChungcheongnam-do, South Korea 1243.0×
- 111AsanChungcheongnam-do, South Korea 1243.0×
- 112FutogVojvodina, Serbia 1212.9×
- 113Mae SotTak, Thailand 1212.9×
- 114ShanghaiShanghai, China 1202.9×
- 115CalaisHauts-de-France, France 1202.9×
- 116HyderabadTelangana, India 1192.9×
- 117PančevoVojvodina, Serbia 1192.9×
- 117ChumphonChumphon, Thailand 1192.9×
- 117Bang Bo DistrictSamut Prakan, Thailand 1192.9×
- 120BoryeongChungcheongnam-do, South Korea 1192.8×
- 121CodleaBrașov County, Romania 1182.8×
- 122AshgabatAshgabat, Turkmenistan 1182.8×
- 123LoeiLoei, Thailand 1172.8×
- 124PhetchabunPhetchabun, Thailand 1162.8×
- 125SeonghwanChungcheongnam-do, South Korea 1152.8×
- 126PhraePhrae, Thailand 1152.7×
- 127Valašské MeziříčíZlín, Czechia 1152.7×
- 128GunsanJeollabuk-do, South Korea 1142.7×
- 129TangjinChungcheongnam-do, South Korea 1132.7×
- 129Ganghwa-gunIncheon, South Korea 1132.7×
- 131Samut PrakanSamut Prakan, Thailand 1122.7×
- 132LampangLampang, Thailand 1112.6×
- 133Kamphaeng PhetKamphaeng Phet, Thailand 1112.6×
- 134OpoleOpole Voivodeship, Poland 1102.6×
- 135LubańLower Silesia, Poland 1102.6×
- 136Chiang RaiChiang Rai, Thailand 1092.6×
- 137UttaraditUttaradit, Thailand 1082.6×
- 137ChaiyaphumChaiyaphum, Thailand 1082.6×
- 137BuanJeollabuk-do, South Korea 1082.6×
- 140BaghdadBaghdad, Iraq 1082.5×
- 141ČadcaŽilina Region, Slovakia 1072.5×
- 142KanchanaburiKanchanaburi, Thailand 1062.5×
- 143SeosanChungcheongnam-do, South Korea 1062.5×
- 144PyeongtaekGyeonggi-do, South Korea 1052.5×
- 145Suphan BuriSuphan Buri, Thailand 1042.5×
- 146HavířovMoravian-Silesian Region, Czechia 1042.4×
- 147KimjeJeollabuk-do, South Korea 1032.4×
- 148Jurupa ValleyCalifornia, United States 1022.4×
- 149Novi SadVojvodina, Serbia 1022.4×
- 150DhahranEastern Province, Saudi Arabia 1012.4×
- 150ThessaloníkiCentral Macedonia, Greece 1012.4×
- 150PhayaoPhayao, Thailand 1012.4×
- 150Ansan-siGyeonggi-do, South Korea 1012.4×
- 150RixensartWallonia, Belgium 1012.4×
- 155MexicaliBaja California, Mexico 1012.4×
- 156Cheongju-siNorth Chungcheong, South Korea 1002.4×
- 157ManlleuCatalonia, Spain 1002.4×
- 158YŏnmuChungcheongnam-do, South Korea 992.3×
- 159IksanJeollabuk-do, South Korea 992.3×
- 160NonsanChungcheongnam-do, South Korea 992.3×
- 160CheonanChungcheongnam-do, South Korea 992.3×
- 162SuwonGyeonggi-do, South Korea 982.3×
- 164DębicaSubcarpathia, Poland 982.3×
- 165RacibórzSilesia, Poland 972.3×
- 166PubalGyeonggi-do, South Korea 972.3×
- 166KrakówLesser Poland, Poland 972.3×
- 168KinzanChungcheongnam-do, South Korea 972.3×
- 169ĆuprijaCentral Serbia, Serbia 972.2×
- 169HaenamJeollanam-do, South Korea 972.2×
- 171Nakhon NayokNakhon Nayok, Thailand 972.2×
- 171DunkirkHauts-de-France, France 972.2×
- 171GyőrGyőr-Moson-Sopron, Hungary 972.2×
- 174ŽilinaŽilina Region, Slovakia 962.2×
- 175YeonggwangJeollanam-do, South Korea 962.2×
- 175IncheonIncheon, South Korea 962.2×
- 177ZgierzŁódź Voivodeship, Poland 962.2×
- 178BeijingBeijing, China 962.2×
- 178GwangmyeongGyeonggi-do, South Korea 962.2×
- 178RoeselareFlanders, Belgium 962.2×
- 178Ciudad General EscobedoNuevo León, Mexico 962.2×
- 182GuangzhouGuangdong, China 962.2×
- 182DaejeonDaejeon, South Korea 962.2×
- 182OsanGyeonggi-do, South Korea 962.2×
- 182Le HavreNormandy, France 962.2×
- 186WŏnjuGangwon-do, South Korea 952.2×
- 187Skarżysko-KamiennaŚwiętokrzyskie, Poland 952.2×
- 188ŁaskŁódź Voivodeship, Poland 942.2×
- 189KoesanNorth Chungcheong, South Korea 942.2×
- 189Anyang-siGyeonggi-do, South Korea 942.2×
- 189SejongSejong-si, South Korea 942.2×
- 192BuyeoChungcheongnam-do, South Korea 942.1×
- 192JungpyongNorth Chungcheong, South Korea 942.1×
- 194AnseongGyeonggi-do, South Korea 942.1×
- 196WanjuJeollabuk-do, South Korea 932.1×
- 196OlivetCentre-Val de Loire, France 932.1×
- 196PtujUrban Municipality of Ptuj, Slovenia 932.1×
- 199RzeszówSubcarpathia, Poland 932.1×
- 200Kędzierzyn-KoźleOpole Voivodeship, Poland 932.1×
Top 200 of 2,302 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, February 2, 2025, smogrank.com/history/2025-02-02 (accessed 2 Oct 2026).
You're welcome to reuse a single chart, image or figure with this citation and a link. Terms.