Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
3 May
Sun
4 May
Mon
5 May
Tue
6 May
Real-time AQI (Monitoring Station in Miaoli)
头份
8719
PM2.5
34
PM10
112 *
O3
0.3
CO
6
SO2
8
NO2
苗栗
9425 *
PM2.5
31
PM10
107
O3
0.2
CO
5
SO2
8
NO2
三义
5214 *
PM2.5
18
PM10
99
O3
0.2
CO
3
SO2
2
NO2
Air quality in the last 12 months (Miaoli)
|
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
|
|
2024/11
|
18
|
18
|
37
|
38
|
48
|
37
|
33
|
30
|
23
|
21
|
19
|
23
|
27
|
22
|
21
|
12
|
22
|
31
|
18
|
14
|
19
|
27
|
32
|
22
|
27
|
19
|
40
|
31
|
41
|
39
|
|
|
2024/10
|
17
|
14
|
18
|
15
|
18
|
19
|
15
|
17
|
36
|
43
|
43
|
31
|
25
|
27
|
26
|
26
|
35
|
34
|
29
|
21
|
28
|
35
|
43
|
35
|
21
|
22
|
23
|
22
|
37
|
37
|
24
|
|
2024/09
|
30
|
27
|
26
|
24
|
22
|
19
|
19
|
14
|
22
|
42
|
51
|
33
|
17
|
21
|
28
|
22
|
27
|
27
|
22
|
21
|
24
|
10
|
12
|
16
|
23
|
13
|
19
|
25
|
25
|
19
|
|
|
2024/08
|
28
|
45
|
44
|
36
|
35
|
21
|
28
|
37
|
43
|
48
|
49
|
52
|
47
|
35
|
28
|
14
|
21
|
21
|
16
|
11
|
22
|
28
|
36
|
42
|
32
|
36
|
48
|
42
|
38
|
33
|
34
|
|
2024/07
|
21
|
20
|
20
|
22
|
27
|
20
|
18
|
18
|
17
|
19
|
27
|
30
|
26
|
25
|
20
|
18
|
21
|
20
|
26
|
25
|
21
|
19
|
23
|
18
|
17
|
18
|
20
|
27
|
21
|
16
|
15
|
|
2024/06
|
11
|
9
|
18
|
32
|
30
|
19
|
20
|
15
|
22
|
14
|
15
|
28
|
28
|
29
|
21
|
18
|
18
|
15
|
18
|
21
|
28
|
34
|
27
|
18
|
18
|
22
|
31
|
18
|
19
|
20
|
|
|
2024/05
|
19
|
22
|
26
|
34
|
43
|
47
|
33
|
41
|
26
|
31
|
32
|
34
|
31
|
30
|
41
|
40
|
34
|
37
|
25
|
22
|
12
|
15
|
27
|
32
|
22
|
25
|
18
|
22
|
25
|
27
|
35
|
|
2024/04
|
37
|
57
|
40
|
30
|
26
|
35
|
18
|
36
|
26
|
50
|
48
|
42
|
26
|
30
|
54
|
34
|
38
|
37
|
87
|
75
|
40
|
30
|
32
|
28
|
46
|
48
|
39
|
21
|
38
|
21
|
|
|
2024/03
|
19
|
41
|
47
|
51
|
52
|
22
|
47
|
61
|
60
|
45
|
45
|
37
|
57
|
61
|
44
|
45
|
68
|
48
|
47
|
65
|
59
|
67
|
61
|
37
|
29
|
41
|
28
|
53
|
46
|
61
|
43
|
|
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