Haikou Air Quality Index

33
Excellent(Class A)
(May 27th,2018 ,11:00:00 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: 12μg/m3,24-hour PM2.5: 12.78μg/m3.
1-hour PM2.5 ranks #25 in China by ascending,total 367 cities.
1-hour PM10: 26.6μg/m3,24-hour PM10: 25.69μg/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 13918390.7313349Excellent
Site 21810180.52135272Excellent
Site 31912190.51544368Excellent
Site 43712370.73543468Excellent
Site 5208200.51473869Excellent

Haikou AQI Ranking

Haikou AQI ranks #17 in China(total 367),defeat 95% cities.

Last 7 days rankings and AQI data of Haikou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-05-26 #123511220.5231349168Excellent
2018-05-25 #154011250.55119510479Excellent
2018-05-24 #43111250.5351947761Excellent
2018-05-23 #63612260.5441758872Excellent
2018-05-22 #32710220.5481546352Excellent
2018-05-21 #62614250.5511456151Excellent
2018-05-20 #153414270.5331359267Excellent
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.