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
31 Mar
Tue
1 Apr
Wed
2 Apr
Thu
3 Apr
Real-time AQI (Monitoring Station in Taichung)
丰原
261
PM2.5
2
PM10
55
O3
0.2
CO
3
SO2
10
NO2
沙鹿
341
PM2.5
8
PM10
75
O3
0.2
CO
3
SO2
14
NO2
大里
263
PM2.5
3
PM10
33
O3
0.4
CO
4
SO2
31
NO2
忠明
264
PM2.5
4
PM10
49
O3
0.3
CO
5
SO2
23
NO2
西屯
314
PM2.5
7
PM10
65
O3
0.2
CO
4
SO2
20
NO2
Air quality in the last 12 months (Taichung)
|
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
|
|
|
2024/08
|
28
|
44
|
43
|
35
|
36
|
21
|
27
|
38
|
43
|
47
|
48
|
50
|
46
|
35
|
29
|
14
|
21
|
19
|
16
|
12
|
21
|
27
|
36
|
42
|
34
|
37
|
48
|
43
|
40
|
33
|
33
|
|
2024/07
|
21
|
19
|
20
|
21
|
25
|
20
|
17
|
17
|
16
|
18
|
26
|
29
|
24
|
24
|
21
|
18
|
21
|
19
|
26
|
25
|
21
|
20
|
25
|
19
|
17
|
18
|
21
|
28
|
22
|
17
|
15
|
|
2024/06
|
11
|
9
|
18
|
32
|
31
|
20
|
19
|
14
|
23
|
15
|
14
|
28
|
28
|
29
|
22
|
17
|
18
|
16
|
17
|
19
|
27
|
32
|
25
|
17
|
19
|
21
|
30
|
17
|
19
|
20
|
|
|
2024/05
|
21
|
22
|
26
|
34
|
41
|
47
|
33
|
41
|
28
|
31
|
32
|
34
|
32
|
30
|
40
|
41
|
33
|
38
|
25
|
22
|
12
|
14
|
27
|
32
|
24
|
25
|
17
|
23
|
26
|
28
|
36
|
|
2024/04
|
36
|
56
|
39
|
32
|
26
|
35
|
18
|
36
|
26
|
49
|
46
|
41
|
26
|
31
|
54
|
33
|
37
|
37
|
85
|
74
|
39
|
30
|
34
|
28
|
45
|
45
|
36
|
21
|
37
|
22
|
|
|
2024/03
|
20
|
41
|
46
|
50
|
51
|
24
|
46
|
61
|
59
|
47
|
48
|
37
|
58
|
61
|
46
|
48
|
73
|
48
|
48
|
65
|
59
|
68
|
61
|
35
|
28
|
41
|
29
|
53
|
47
|
61
|
41
|
|
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