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\ AQI
AQI
Air Quality Forecast
PM
2.5
Index
PM
2.5
AQI value and impact on health
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0~50
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AQI
Hourly AQI
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O
3
(ppb)
8-hour
Moving Average
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Hourly
Concentration
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PM
2.5
(μg/m
3
)
Moving Average
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Hourly
Concentration
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PM
10
(μg/m
3
)
Moving Average
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Hourly
Concentration
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ND
:
Not detected (less than 2 μg/m
3
)
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Major Pollutant
AQI value and impact on health.
Calculation Of PM
10
, PM
2.5
Moving Average:
PM-Moving Average = 0.5 * Average of Last 12 Hours + 0.5 * Average of Last 4 Hours (Criteria of Availability : 6 Out Of 12 Hourly Concentration Are Effective For Last 12 Hours, And 2 Out Of 4 Hourly Concentration Are Effective For Last 4 Hours.)
Calculation Of O
3
8hr Moving Average:
O
3
Average of Last 8 Hours (Criteria of Availability : 4 Out Of 8 Hourly Concentration Are Effective For Last 8 Hours.)
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