Haikou Air Quality Index

26
Excellent(Class A)
(September 22nd,2017 ,08:00:00 PM(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: 18.2μg/m3,24-hour PM2.5: 13.18μg/m3.
1-hour PM2.5 ranks #76 in China by ascending,total 367 cities.
1-hour PM10: 25.25μg/m3,24-hour PM10: 23.27μg/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 12315230.61032027Excellent
Site 22614260.6455653Excellent
Site 32816280.61133338Excellent
Site 43323-0.51742944Excellent
Site 53323240.5951728Excellent

Haikou AQI Ranking

Haikou AQI ranks #5 in China(total 367),defeat 99% cities.

Last 7 days rankings and AQI data of Haikou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-09-21 #22514250.573955849Excellent
2017-09-20 #383720360.624857868Excellent
2017-09-19 #193319330.6181059365Excellent
2017-09-18 #203518340.6031567265Excellent
2017-09-17 #173215310.561257763Excellent
2017-09-16 #32812280.532644542Excellent
2017-09-15 #52911290.508446157Excellent
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.