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
26 Oct
Mon
27 Oct
Tue
28 Oct
Wed
29 Oct
Real-time AQI (Monitoring Station in Taichung)
丰原
366
PM2.5
12
PM10
90
O3
0.1
CO
4
SO2
6
NO2
沙鹿
407
PM2.5
29
PM10
98
O3
0.1
CO
2
SO2
8
NO2
大里
379
PM2.5
24
PM10
98
O3
0.2
CO
4
SO2
10
NO2
忠明
377
PM2.5
19
PM10
94
O3
0.2
CO
4
SO2
10
NO2
西屯
388
PM2.5
21
PM10
92
O3
0.1
CO
3
SO2
14
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