Air Quality
Excellent
No health implications.
25
PM2.5
35
PM10
40
O3
0.4
CO
15
SO2
26
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 May
123
Light
Mon
5 May
174
Moderate
Tue
6 May
77
Good
Wed
7 May
66
Good
Thu
8 May
90
Good
Fri
9 May
68
Good
Sat
10 May
29
Excellent
Air quality in the last 12 months (Ansai)
|
2025/02
|
51
|
35
|
31
|
48
|
31
|
114
|
44
|
27
|
43
|
56
|
69
|
55
|
47
|
54
|
58
|
64
|
61
|
61
|
54
|
45
|
57
|
35
|
33
|
41
|
55
|
59
|
55
|
56
|
|||
|
2025/01
|
50
|
49
|
51
|
66
|
93
|
34
|
33
|
33
|
39
|
44
|
61
|
61
|
87
|
35
|
31
|
39
|
45
|
56
|
55
|
50
|
50
|
66
|
103
|
144
|
70
|
60
|
27
|
50
|
94
|
54
|
45
|
|
2024/12
|
39
|
38
|
46
|
41
|
46
|
35
|
32
|
33
|
49
|
47
|
43
|
53
|
47
|
36
|
38
|
40
|
45
|
37
|
59
|
48
|
34
|
44
|
52
|
74
|
66
|
37
|
41
|
40
|
50
|
62
|
63
|
|
2024/11
|
28
|
24
|
28
|
34
|
37
|
43
|
62
|
61
|
72
|
64
|
63
|
47
|
39
|
32
|
64
|
53
|
36
|
43
|
39
|
38
|
45
|
53
|
82
|
63
|
52
|
56
|
66
|
41
|
34
|
35
|
|
|
2024/10
|
61
|
33
|
29
|
36
|
43
|
42
|
28
|
37
|
44
|
34
|
40
|
48
|
46
|
41
|
46
|
62
|
52
|
25
|
24
|
18
|
18
|
22
|
32
|
39
|
46
|
37
|
44
|
37
|
41
|
39
|
29
|
|
2024/09
|
29
|
35
|
35
|
38
|
32
|
34
|
21
|
36
|
60
|
31
|
35
|
38
|
29
|
21
|
37
|
31
|
30
|
30
|
36
|
20
|
21
|
29
|
40
|
42
|
41
|
46
|
76
|
62
|
30
|
38
|
|
|
2024/08
|
25
|
30
|
25
|
21
|
28
|
23
|
14
|
29
|
48
|
96
|
31
|
27
|
32
|
33
|
26
|
26
|
31
|
19
|
23
|
22
|
26
|
34
|
37
|
39
|
37
|
20
|
24
|
26
|
31
|
32
|
37
|
|
2024/07
|
31
|
30
|
31
|
22
|
35
|
34
|
34
|
39
|
32
|
32
|
37
|
41
|
39
|
56
|
38
|
19
|
26
|
24
|
28
|
22
|
70
|
52
|
34
|
37
|
44
|
35
|
39
|
41
|
36
|
24
|
29
|
|
2024/06
|
46
|
29
|
27
|
30
|
26
|
37
|
26
|
27
|
28
|
26
|
33
|
38
|
49
|
50
|
43
|
41
|
29
|
31
|
31
|
40
|
42
|
59
|
69
|
82
|
79
|
74
|
54
|
55
|
45
|
27
|
|
|
2024/05
|
33
|
34
|
48
|
27
|
29
|
45
|
43
|
48
|
50
|
80
|
111
|
46
|
42
|
55
|
71
|
59
|
82
|
68
|
57
|
53
|
52
|
51
|
42
|
46
|
42
|
42
|
31
|
40
|
40
|
53
|
41
|
|
2024/04
|
68
|
48
|
37
|
53
|
62
|
54
|
55
|
56
|
49
|
43
|
37
|
45
|
47
|
67
|
82
|
51
|
61
|
62
|
77
|
75
|
62
|
128
|
122
|
76
|
60
|
61
|
57
|
54
|
50
|
30
|
|
|
2024/03
|
43
|
52
|
51
|
74
|
61
|
47
|
90
|
45
|
61
|
62
|
64
|
43
|
57
|
53
|
72
|
130
|
72
|
181
|
81
|
61
|
71
|
127
|
105
|
27
|
50
|
44
|
78
|
83
|
79
|
47
|
59
|
|
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
Air quality source: CNEMC
*: primary pollution