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
2 Dec
Wed
3 Dec
Thu
4 Dec
Fri
5 Dec
Real-time AQI (Monitoring Station in Miaoli)
头份
258
PM2.5
33
PM10
78
O3
0.1
CO
4
SO2
13
NO2
苗栗
227
PM2.5
27
PM10
84
O3
0.1
CO
9
SO2
12
NO2
三义
187
PM2.5
10
PM10
68
O3
0.1
CO
3
SO2
8
NO2
Air quality in the last 12 months (Miaoli)
|
2025/11
|
30
|
54
|
43
|
16
|
19
|
22
|
37
|
35
|
32
|
42
|
22
|
8
|
12
|
35
|
42
|
31
|
33
|
25
|
29
|
41
|
46
|
50
|
43
|
41
|
52
|
76
|
60
|
104
|
81
|
53
|
|
|
2025/10
|
21
|
15
|
17
|
19
|
26
|
30
|
21
|
25
|
22
|
23
|
23
|
21
|
20
|
32
|
17
|
29
|
30
|
33
|
26
|
27
|
19
|
24
|
30
|
30
|
35
|
47
|
42
|
24
|
24
|
32
|
36
|
|
2025/09
|
24
|
33
|
30
|
33
|
23
|
21
|
18
|
21
|
20
|
28
|
25
|
26
|
36
|
30
|
24
|
23
|
20
|
22
|
18
|
22
|
24
|
25
|
31
|
31
|
21
|
18
|
18
|
19
|
24
|
23
|
|
|
2025/08
|
34
|
32
|
34
|
19
|
18
|
31
|
42
|
47
|
31
|
21
|
24
|
24
|
31
|
28
|
19
|
20
|
22
|
16
|
22
|
32
|
33
|
31
|
25
|
22
|
18
|
14
|
14
|
16
|
17
|
17
|
17
|
|
2025/07
|
18
|
21
|
25
|
26
|
17
|
18
|
24
|
41
|
31
|
16
|
12
|
26
|
38
|
41
|
35
|
38
|
34
|
22
|
31
|
32
|
19
|
18
|
20
|
23
|
20
|
31
|
32
|
31
|
20
|
38
|
47
|
|
2025/06
|
45
|
39
|
16
|
27
|
28
|
23
|
19
|
26
|
23
|
21
|
19
|
23
|
26
|
27
|
31
|
28
|
27
|
28
|
24
|
20
|
21
|
26
|
30
|
32
|
22
|
18
|
18
|
22
|
16
|
14
|
|
|
2025/05
|
51
|
52
|
49
|
33
|
43
|
41
|
46
|
52
|
46
|
30
|
29
|
36
|
30
|
28
|
23
|
23
|
24
|
18
|
25
|
34
|
24
|
38
|
45
|
20
|
52
|
40
|
26
|
20
|
13
|
36
|
43
|
|
2025/04
|
23
|
37
|
42
|
40
|
47
|
47
|
53
|
56
|
51
|
44
|
38
|
19
|
110
|
98
|
78
|
67
|
65
|
51
|
46
|
30
|
44
|
42
|
32
|
24
|
21
|
29
|
32
|
43
|
31
|
35
|
|
|
2025/03
|
60
|
37
|
26
|
21
|
13
|
15
|
37
|
44
|
29
|
29
|
43
|
36
|
29
|
28
|
32
|
26
|
49
|
47
|
45
|
47
|
47
|
47
|
61
|
71
|
60
|
39
|
48
|
52
|
51
|
19
|
15
|
|
2025/02
|
35
|
15
|
24
|
70
|
55
|
35
|
27
|
49
|
32
|
32
|
40
|
65
|
76
|
54
|
44
|
64
|
69
|
34
|
37
|
21
|
20
|
33
|
17
|
70
|
63
|
54
|
64
|
73
|
|||
|
2025/01
|
50
|
34
|
33
|
31
|
34
|
49
|
65
|
45
|
51
|
39
|
33
|
46
|
45
|
43
|
79
|
51
|
54
|
41
|
43
|
53
|
84
|
49
|
41
|
20
|
34
|
34
|
20
|
43
|
50
|
32
|
36
|
|
2024/12
|
38
|
43
|
31
|
34
|
28
|
30
|
23
|
63
|
25
|
20
|
25
|
20
|
24
|
63
|
74
|
49
|
38
|
45
|
43
|
20
|
41
|
55
|
21
|
19
|
18
|
48
|
69
|
73
|
37
|
39
|
48
|
|
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