Langfang Air Quality Index

Good(Class B)
(May 25th,2019 ,01:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:O3-8h
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.

Langfang PM2.5

1-hour PM2.5: 29.75μg/m3,24-hour PM2.5: 26.62μg/m3.
1-hour PM2.5 ranks #166 in China by ascending,total 367 cities.
1-hour PM10: 77.33μg/m3,24-hour PM10: 79.69μg/m3.

All Air Monitoring Sites Of Langfang 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)
4 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 16434780.6209141141Good
Site 2-31-0.6249138138-
Site 37018890.6209148148Good
Site 45836650.82313126126Good

Langfang AQI Ranking

Langfang AQI ranks #274 in China(total 367),defeat 25% cities.

Last 7 days rankings and AQI data of Langfang City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2019-05-23 #35020240971.4056917335273Heavily Polluted
2019-05-22 #1708219590.584504159138Good
2019-05-21 #1717514420.535413145130Good
2019-05-20 #865212420.393192109101Good
2019-05-19 #1886430770.47216410593Good
2019-05-18 #1175228540.834257140101Good
2019-05-17 #335117611140.93149201178Lightly Polluted
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.