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
17 Mar
Wed
18 Mar
Thu
19 Mar
Fri
20 Mar
Real-time AQI (Monitoring Station in Taichung)
丰原
4917
PM2.5
26
PM10
121
O3
0.2
CO
5
SO2
8
NO2
沙鹿
6225 *
PM2.5
41
PM10
117
O3
0.1
CO
4
SO2
8
NO2
大里
449
PM2.5
22
PM10
94
O3
0.2
CO
5
SO2
8
NO2
忠明
4412
PM2.5
28
PM10
98
O3
0.2
CO
6
SO2
13
NO2
西屯
4213
PM2.5
29
PM10
92
O3
0.1
CO
6
SO2
8
NO2
Air quality in the last 12 months (Taichung)
|
2026/02
|
20
|
38
|
51
|
33
|
36
|
43
|
26
|
45
|
40
|
37
|
45
|
56
|
48
|
51
|
33
|
38
|
33
|
47
|
52
|
71
|
57
|
67
|
99
|
71
|
30
|
46
|
53
|
26
|
|||
|
2026/01
|
23
|
29
|
40
|
31
|
49
|
35
|
42
|
48
|
57
|
56
|
63
|
58
|
59
|
48
|
46
|
50
|
50
|
20
|
33
|
29
|
43
|
51
|
43
|
43
|
40
|
32
|
24
|
28
|
36
|
37
|
16
|
|
2025/12
|
43
|
43
|
49
|
37
|
31
|
30
|
33
|
43
|
40
|
29
|
37
|
49
|
50
|
40
|
51
|
41
|
49
|
56
|
50
|
48
|
68
|
27
|
33
|
50
|
23
|
35
|
24
|
28
|
31
|
42
|
35
|
|
2025/11
|
30
|
53
|
44
|
17
|
20
|
24
|
37
|
35
|
34
|
42
|
22
|
9
|
13
|
34
|
43
|
32
|
34
|
27
|
30
|
42
|
46
|
50
|
43
|
41
|
52
|
76
|
59
|
103
|
82
|
55
|
|
|
2025/10
|
22
|
16
|
18
|
21
|
26
|
31
|
22
|
26
|
23
|
23
|
23
|
21
|
20
|
33
|
18
|
29
|
31
|
34
|
28
|
29
|
20
|
24
|
30
|
32
|
36
|
48
|
43
|
25
|
26
|
33
|
38
|
|
2025/09
|
25
|
35
|
32
|
34
|
23
|
21
|
18
|
21
|
20
|
29
|
25
|
27
|
36
|
29
|
23
|
24
|
21
|
22
|
19
|
22
|
25
|
25
|
31
|
31
|
22
|
18
|
20
|
20
|
25
|
24
|
|
|
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
|
|
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