Haikou Air Quality Index

15
Excellent(Class A)
(August 18th,2017 ,06:00:00 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: 7.8μg/m3,24-hour PM2.5: 9.63μg/m3.
1-hour PM2.5 ranks #38 in China by ascending,total 367 cities.
1-hour PM10: 14.2μg/m3,24-hour PM10: 20.4μg/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 1137130.5102-2Excellent
Site 2137130.5453432Excellent
Site 3139130.5941612Excellent
Site 4188180.71161717Excellent
Site 5148140.5351915Excellent

Haikou AQI Ranking

Haikou AQI ranks #3 in China(total 367),defeat 99% cities.

Last 7 days rankings and AQI data of Haikou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-08-17 #4219210.539854733Excellent
2017-08-16 #5219210.541853939Excellent
2017-08-15 #292910250.546857356Excellent
2017-08-14 #1114413300.5399711586Excellent
2017-08-13 #413414300.532859267Excellent
2017-08-12 #263015300.538796357Excellent
2017-08-11 #223014300.5631157253Excellent
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.