Haikou Air Quality Index

21
Excellent(Class A)
(June 25th,2019 ,05:00:00 AM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:-
Health Implications:Air quality is satisfactory,almost no air pollution.
Suggestion:None.

Haikou PM2.5

1-hour PM2.5: 4.8μg/m3,24-hour PM2.5: 11.53μg/m3.
1-hour PM2.5 ranks #11 in China by ascending,total 367 cities.
1-hour PM10: 17.4μg/m3,24-hour PM10: 26.98μg/m3.

All Air Monitoring Sites Of Haikou 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 1124120.51232834Excellent
Site 2236230.51055150Excellent
Site 312370.4843645Excellent
Site 4289280.52952235Excellent
Site 5172170.6933038Excellent

Haikou AQI Ranking

Haikou AQI ranks #21 in China(total 367),defeat 94% cities.

Last 7 days rankings and AQI data of Haikou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2019-06-11 #363117300.4931754443Excellent
2019-06-10 #594012250.4211259279Excellent
2019-06-09 #48358200.3631247869Excellent
2019-06-08 #37336180.3471147466Excellent
2019-06-07 #22306160.352946859Excellent
2019-06-06 #22308200.379946360Excellent
2019-06-05 #4217170.3791044942Excellent
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.