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Announcement

Taiwan Air Quality Index

Taiwan Air Quality Sites Count
Air Quality	Sites Count

Switch Display： Concentration Chart

Point Map

Good
Moderate
Unhealthy for Sensitive Groups
Unhealthy
Very Unhealthy
Hazardous
AQI and Activity Guidance
Wind Speed (m/s)
0.0 ~ 0.3
0.3 ~ 1.5
1.6 ~ 3.3
3.4 ~ 5.4
5.5 ~ 7.9
8.0 ~ 10.7
10.8 ~
Rainfall (mm/h)
No Rain
0.5 ↓
0.5 ~ 1
1 ~ 3
3 ↑
Relative Humidity
55% ↓
55% ~ 65%
65% ~ 75%
75% ~ 90%
90% ↑

Weather Information

Air Quality Forecast

11/22

11/23

11/24

date

KeelungAir Quality Overview

Good
Moderate
Unhealthy for Sensitive Groups
Unhealthy
Very Unhealthy
Hazardous
AQI and Activity Guidance
Wind Speed (m/s)
0.0 ~ 0.3
0.3 ~ 1.5
1.6 ~ 3.3
3.4 ~ 5.4
5.5 ~ 7.9
8.0 ~ 10.7
10.8 ~
Rainfall (mm/h)
No Rain
0.5 ↓
0.5 ~ 1
1 ~ 3
3 ↑
Relative Humidity
55% ↓
55% ~ 65%
65% ~ 75%
75% ~ 90%
90% ↑

Please click site on the map or use the search bar below

County

Site

Unit:
1. 1.μg/m³，microgram per cubic meter
2. 2.ppb，parts per billion
3. 3.ppm，parts per milllion
◎:Leading Pollutant
ND:Not Detected(indicating pollutant’s concentration less than 2 μg/m³)

PM₁₀、PM_2.5Moving Average：0.5 x average of the first 12 hours + 0.5 x average of the first 4 hours (2 entries of the first 4 hours are valid and 6 entries of the first 12 hours are valid)

O₃ 8 Hour Moving Average: value of the last 8-hour moving average (5 entries are valid)

2018-05-10 15:00