Haikou Air Quality Index

22
Excellent(Class A)
(February 19th,2019 ,12:00:00 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: 14.4μg/m3,24-hour PM2.5: 9.82μg/m3.
1-hour PM2.5 ranks #49 in China by ascending,total 367 cities.
1-hour PM10: 21.5μg/m3,24-hour PM10: 19.13μg/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 14229-1---33Excellent
Site 21610160.4552139Excellent
Site 32111210.6744044Excellent
Site 41611160.41241815Excellent
Site 53311330.3772730Excellent

Haikou AQI Ranking

Haikou AQI ranks #29 in China(total 367),defeat 92% cities.

Last 7 days rankings and AQI data of Haikou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2019-02-17 #4218200.398744541Excellent
2019-02-16 #6218210.411844639Excellent
2019-02-15 #122611250.4151045244Excellent
2019-02-14 #373211240.389957162Excellent
2019-02-13 #323010260.393756558Excellent
2019-02-12 #273011290.457846859Excellent
2019-02-11 #563316330.478756858Excellent
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.