Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Dec
Thu
26 Dec
Fri
27 Dec
Sat
28 Dec
Real-time AQI (Monitoring Station in Chiayi)
新港
2113
PM2.5
27
PM10
80
O3
0.2
CO
4
SO2
12
NO2
朴子
2615
PM2.5
29
PM10
72
O3
0.2
CO
3
SO2
12
NO2
Air quality in the last 12 months (Chiayi)
|
2024/11
|
22
|
19
|
35
|
38
|
48
|
41
|
35
|
30
|
26
|
22
|
21
|
26
|
26
|
22
|
21
|
15
|
23
|
34
|
19
|
13
|
18
|
28
|
32
|
22
|
28
|
20
|
39
|
31
|
40
|
39
|
|
|
2024/10
|
18
|
16
|
20
|
17
|
20
|
21
|
18
|
17
|
37
|
44
|
43
|
32
|
24
|
26
|
27
|
27
|
36
|
36
|
33
|
22
|
28
|
36
|
45
|
38
|
24
|
25
|
25
|
24
|
36
|
40
|
25
|
|
2024/09
|
29
|
30
|
28
|
26
|
24
|
20
|
20
|
15
|
21
|
41
|
53
|
35
|
18
|
22
|
29
|
22
|
28
|
28
|
24
|
20
|
24
|
10
|
12
|
15
|
26
|
16
|
19
|
24
|
25
|
21
|
|
|
2024/08
|
28
|
42
|
42
|
33
|
37
|
23
|
27
|
38
|
41
|
44
|
47
|
48
|
45
|
36
|
29
|
14
|
20
|
19
|
15
|
13
|
21
|
27
|
36
|
41
|
35
|
38
|
46
|
43
|
42
|
31
|
31
|
|
2024/07
|
20
|
18
|
19
|
20
|
24
|
19
|
17
|
17
|
15
|
17
|
24
|
27
|
22
|
21
|
21
|
18
|
20
|
18
|
25
|
24
|
20
|
19
|
26
|
20
|
17
|
18
|
22
|
28
|
23
|
19
|
15
|
|
2024/06
|
12
|
9
|
19
|
31
|
31
|
20
|
19
|
13
|
22
|
15
|
13
|
27
|
27
|
29
|
22
|
18
|
18
|
16
|
16
|
18
|
25
|
30
|
22
|
16
|
17
|
20
|
27
|
17
|
19
|
19
|
|
|
2024/05
|
23
|
22
|
26
|
35
|
38
|
46
|
33
|
40
|
31
|
33
|
31
|
34
|
32
|
31
|
40
|
44
|
34
|
38
|
24
|
22
|
13
|
13
|
26
|
31
|
24
|
24
|
16
|
25
|
27
|
29
|
36
|
|
2024/04
|
34
|
55
|
38
|
34
|
27
|
34
|
18
|
36
|
25
|
48
|
44
|
40
|
28
|
30
|
53
|
32
|
35
|
37
|
81
|
71
|
38
|
31
|
34
|
27
|
42
|
39
|
31
|
20
|
36
|
22
|
|
|
2024/03
|
18
|
41
|
45
|
49
|
50
|
27
|
44
|
61
|
59
|
48
|
51
|
36
|
59
|
61
|
49
|
51
|
80
|
49
|
50
|
63
|
59
|
68
|
60
|
32
|
25
|
42
|
31
|
52
|
49
|
60
|
37
|
|
2024/02
|
47
|
27
|
27
|
24
|
28
|
28
|
22
|
31
|
64
|
118
|
61
|
55
|
67
|
99
|
78
|
36
|
36
|
82
|
57
|
44
|
29
|
22
|
25
|
30
|
35
|
45
|
36
|
44
|
54
|
||
|
2024/01
|
68
|
42
|
60
|
48
|
57
|
61
|
92
|
48
|
44
|
63
|
94
|
94
|
54
|
30
|
75
|
31
|
34
|
47
|
38
|
35
|
26
|
25
|
24
|
30
|
41
|
56
|
70
|
80
|
68
|
40
|
41
|
|
2023/12
|
42
|
39
|
36
|
26
|
35
|
43
|
49
|
54
|
62
|
52
|
58
|
32
|
27
|
36
|
64
|
48
|
52
|
49
|
43
|
32
|
51
|
48
|
37
|
40
|
55
|
52
|
44
|
33
|
32
|
47
|
85
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
*: primary pollution