Lanzhou Air Quality Index

Good(Class B)
(June 1st,2020 ,06:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM10
Health Implications:Air quality is acceptable,but maybe unhealthy to a small number of sensitive groups.
Suggestion:Unusually sensitive people should consider reducing prolonged or heavy exertion.

Lanzhou PM2.5

1-hour PM2.5: 25.6μg/m3,24-hour PM2.5: 28.3μg/m3.
1-hour PM2.5 ranks #226 in China by ascending,total 367 cities.
1-hour PM10: 51.2μg/m3,24-hour PM10: 76.41μg/m3.

All Air Monitoring Sites Of Lanzhou City(Real Time Data)

Indicators instruction:
AQI=Air Quality Index; PM2.5=Particles less than 2.5 micrometers in diameter; PM10=Particles between 2.5 and 10 micrometers in diameter; CO=carbon monoxide;NO2=nitrogen dioxide;SO2=sulfur dioxide;O3-1h=Ozone 1-hour average;O3-8h=Ozone 8-hour average;

Unit: μg/m3(CO=mg/m3)
5 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 14926490.412610266Excellent
Site 25120510.24511069Good
Site 34019400.519590100Excellent
Site 45526590.21159779Good
Site 55437570.120710076Good

Lanzhou AQI Ranking

Lanzhou AQI ranks #214 in China(total 367),defeat 42% cities.

Last 7 days rankings and AQI data of Lanzhou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2020-05-31 #31910628790.8144213178166Lightly Polluted
2020-05-30 #1937130620.573326146125Good
2020-05-29 #2528525760.7163715157142Good
2020-05-28 #2058019540.8084010143135Good
2020-05-27 #2568018350.624307149135Good
2020-05-26 #694317270.5342569986Excellent
2020-05-25 #2446921500.688319134123Good
Note :03-1h, O3-8h to 24 hours maximum, 24-hour average of other pollutants, daily AQI based on "Ambient Air Quality Index (AQI) Technology (Trial)" (HJ633-2012) published in the daily AQI standard calculations.