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
4 May
Sun
5 May
Mon
6 May
Tue
7 May
Real-time AQI (Monitoring Station in Miaoli)
头份
4711
PM2.5
52
PM10
87
O3
0.2
CO
4
SO2
7
NO2
苗栗
4814
PM2.5
49
PM10
89
O3
0.2
CO
5
SO2
9
NO2
三义
8612
PM2.5
35
PM10
94 *
O3
0.2
CO
3
SO2
5
NO2
Air quality in the last 12 months (Miaoli)
|
2024/02
|
47
|
26
|
26
|
22
|
25
|
29
|
23
|
34
|
71
|
117
|
60
|
57
|
65
|
100
|
80
|
30
|
36
|
80
|
58
|
42
|
30
|
19
|
21
|
25
|
28
|
42
|
33
|
44
|
48
|
||
|
2024/01
|
74
|
43
|
58
|
48
|
56
|
61
|
102
|
50
|
44
|
67
|
99
|
96
|
53
|
29
|
80
|
29
|
34
|
47
|
40
|
34
|
24
|
23
|
25
|
30
|
42
|
57
|
74
|
81
|
71
|
35
|
38
|
|
2023/12
|
42
|
39
|
40
|
27
|
31
|
42
|
51
|
54
|
61
|
49
|
59
|
27
|
30
|
37
|
62
|
40
|
49
|
43
|
36
|
30
|
52
|
44
|
37
|
40
|
55
|
52
|
41
|
32
|
32
|
51
|
88
|
|
2023/11
|
30
|
31
|
30
|
29
|
34
|
50
|
38
|
43
|
44
|
32
|
22
|
24
|
33
|
35
|
33
|
29
|
52
|
62
|
49
|
47
|
38
|
37
|
44
|
79
|
32
|
26
|
43
|
53
|
54
|
60
|
|
|
2023/10
|
31
|
43
|
40
|
46
|
38
|
24
|
21
|
23
|
27
|
31
|
40
|
36
|
34
|
36
|
50
|
61
|
52
|
42
|
40
|
47
|
32
|
29
|
27
|
28
|
25
|
20
|
28
|
33
|
33
|
33
|
31
|
|
2023/09
|
30
|
23
|
17
|
17
|
18
|
20
|
27
|
27
|
30
|
30
|
26
|
21
|
26
|
35
|
26
|
38
|
50
|
23
|
19
|
21
|
27
|
24
|
24
|
28
|
25
|
27
|
29
|
28
|
24
|
29
|
|
|
2023/08
|
34
|
35
|
36
|
48
|
47
|
53
|
48
|
34
|
39
|
36
|
26
|
19
|
23
|
30
|
34
|
44
|
42
|
35
|
24
|
23
|
33
|
29
|
30
|
38
|
26
|
18
|
22
|
31
|
26
|
25
|
26
|
|
2023/07
|
15
|
19
|
22
|
26
|
36
|
36
|
44
|
46
|
47
|
30
|
22
|
21
|
25
|
23
|
19
|
21
|
23
|
24
|
27
|
37
|
29
|
25
|
21
|
22
|
23
|
40
|
33
|
26
|
21
|
24
|
28
|
|
2023/06
|
20
|
33
|
42
|
38
|
35
|
31
|
25
|
32
|
20
|
19
|
32
|
25
|
28
|
26
|
35
|
28
|
23
|
34
|
31
|
32
|
33
|
29
|
26
|
22
|
22
|
22
|
24
|
29
|
23
|
15
|
|
|
2023/05
|
62
|
47
|
47
|
38
|
28
|
25
|
28
|
35
|
42
|
39
|
41
|
50
|
58
|
61
|
73
|
43
|
36
|
40
|
45
|
34
|
31
|
28
|
65
|
67
|
59
|
42
|
39
|
26
|
19
|
23
|
23
|
|
2023/04
|
37
|
44
|
46
|
65
|
48
|
38
|
38
|
61
|
34
|
36
|
54
|
63
|
130
|
78
|
68
|
61
|
54
|
42
|
31
|
42
|
37
|
59
|
68
|
66
|
35
|
46
|
49
|
47
|
62
|
41
|
|
|
2023/03
|
55
|
69
|
38
|
48
|
53
|
49
|
47
|
50
|
58
|
52
|
49
|
58
|
58
|
39
|
42
|
46
|
36
|
36
|
33
|
47
|
62
|
44
|
42
|
44
|
29
|
33
|
59
|
48
|
44
|
39
|
36
|
|
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