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
28 Oct
Wed
29 Oct
Thu
30 Oct
Fri
31 Oct
Taichung Air quality rank
Real-time AQI (Monitoring Station in Taichung)
丰原
213
PM2.5
5
PM10
41
O3
0.3
CO
4
SO2
14
NO2
沙鹿
265
PM2.5
9
PM10
59
O3
0.2
CO
2
SO2
17
NO2
大里
334
PM2.5
16
PM10
32
O3
0.4
CO
3
SO2
38
NO2
忠明
307
PM2.5
11
PM10
36
O3
0.3
CO
3
SO2
34
NO2
西屯
284
PM2.5
7
PM10
47
O3
0.2
CO
3
SO2
32
NO2
Air quality in the last 12 months (Taichung)
|
2025/08
|
34
|
32
|
34
|
18
|
19
|
30
|
41
|
46
|
29
|
19
|
23
|
24
|
32
|
29
|
20
|
21
|
23
|
17
|
22
|
32
|
33
|
32
|
25
|
23
|
19
|
15
|
15
|
17
|
17
|
18
|
17
|
|
2025/07
|
18
|
21
|
26
|
26
|
18
|
19
|
27
|
43
|
33
|
16
|
12
|
27
|
40
|
42
|
35
|
38
|
34
|
23
|
32
|
33
|
21
|
19
|
21
|
24
|
21
|
33
|
34
|
31
|
20
|
40
|
46
|
|
2025/06
|
46
|
38
|
16
|
27
|
29
|
23
|
19
|
25
|
22
|
22
|
20
|
24
|
27
|
28
|
32
|
29
|
26
|
28
|
23
|
20
|
20
|
25
|
30
|
30
|
22
|
17
|
17
|
22
|
16
|
15
|
|
|
2025/05
|
52
|
53
|
48
|
35
|
42
|
40
|
46
|
52
|
47
|
31
|
29
|
37
|
31
|
29
|
24
|
22
|
22
|
18
|
25
|
32
|
23
|
37
|
43
|
20
|
51
|
40
|
26
|
21
|
13
|
36
|
44
|
|
2025/04
|
22
|
37
|
43
|
41
|
48
|
47
|
53
|
56
|
50
|
43
|
37
|
18
|
111
|
100
|
81
|
69
|
64
|
51
|
47
|
30
|
41
|
41
|
33
|
24
|
20
|
28
|
31
|
44
|
31
|
35
|
|
|
2025/03
|
61
|
34
|
26
|
21
|
13
|
16
|
37
|
43
|
28
|
29
|
43
|
36
|
30
|
28
|
34
|
26
|
49
|
47
|
46
|
47
|
47
|
47
|
62
|
70
|
56
|
36
|
48
|
52
|
52
|
19
|
16
|
|
2025/02
|
36
|
16
|
23
|
69
|
55
|
35
|
27
|
49
|
33
|
31
|
40
|
65
|
73
|
52
|
42
|
62
|
68
|
37
|
37
|
22
|
21
|
33
|
18
|
67
|
60
|
54
|
63
|
76
|
|||
|
2025/01
|
50
|
35
|
33
|
30
|
35
|
49
|
65
|
45
|
51
|
41
|
34
|
46
|
44
|
42
|
79
|
52
|
54
|
41
|
44
|
52
|
82
|
49
|
43
|
19
|
33
|
35
|
20
|
43
|
49
|
32
|
37
|
|
2024/12
|
38
|
44
|
32
|
33
|
28
|
30
|
24
|
62
|
25
|
20
|
25
|
20
|
26
|
60
|
74
|
49
|
38
|
44
|
43
|
20
|
42
|
56
|
21
|
20
|
18
|
46
|
66
|
74
|
37
|
39
|
48
|
|
2024/11
|
20
|
18
|
37
|
38
|
48
|
39
|
34
|
30
|
24
|
23
|
19
|
24
|
26
|
22
|
22
|
13
|
22
|
32
|
18
|
14
|
18
|
27
|
32
|
22
|
28
|
19
|
39
|
31
|
41
|
39
|
|
|
2024/10
|
17
|
15
|
19
|
16
|
20
|
20
|
17
|
17
|
37
|
43
|
43
|
32
|
25
|
27
|
27
|
27
|
36
|
35
|
31
|
21
|
28
|
35
|
44
|
37
|
22
|
24
|
24
|
23
|
37
|
38
|
25
|
|
2024/09
|
29
|
28
|
27
|
25
|
23
|
19
|
20
|
14
|
22
|
42
|
51
|
34
|
17
|
22
|
29
|
22
|
28
|
28
|
23
|
21
|
24
|
10
|
12
|
16
|
24
|
14
|
19
|
25
|
25
|
20
|
|
|
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