Air Quality
Excellent
No health implications.
6
PM2.5
21
PM10
49
O3
0.6
CO
8
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 May
27
Excellent
Tue
20 May
30
Excellent
Wed
21 May
33
Excellent
Thu
22 May
39
Excellent
Fri
23 May
32
Excellent
Sat
24 May
27
Excellent
Sun
25 May
24
Excellent
Air quality in the last 12 months (Diecai)
|
2025/02
|
15
|
11
|
42
|
67
|
53
|
47
|
36
|
66
|
44
|
64
|
111
|
103
|
76
|
102
|
61
|
27
|
35
|
39
|
23
|
10
|
24
|
13
|
25
|
71
|
70
|
60
|
38
|
69
|
|||
|
2025/01
|
84
|
86
|
83
|
108
|
130
|
94
|
73
|
95
|
57
|
51
|
48
|
68
|
72
|
66
|
73
|
60
|
65
|
70
|
72
|
73
|
91
|
88
|
97
|
149
|
109
|
25
|
49
|
57
|
83
|
88
|
46
|
|
2024/12
|
61
|
80
|
75
|
99
|
93
|
26
|
25
|
47
|
96
|
37
|
18
|
49
|
53
|
61
|
37
|
47
|
63
|
60
|
79
|
92
|
89
|
94
|
103
|
99
|
102
|
104
|
83
|
92
|
94
|
114
|
97
|
|
2024/11
|
44
|
74
|
80
|
73
|
72
|
70
|
53
|
44
|
45
|
63
|
66
|
63
|
59
|
70
|
57
|
44
|
34
|
20
|
20
|
21
|
26
|
41
|
42
|
53
|
58
|
22
|
30
|
36
|
42
|
52
|
|
|
2024/10
|
35
|
41
|
51
|
47
|
46
|
51
|
65
|
39
|
42
|
47
|
57
|
57
|
66
|
80
|
43
|
32
|
41
|
48
|
23
|
18
|
24
|
25
|
23
|
30
|
36
|
46
|
33
|
39
|
49
|
50
|
47
|
|
2024/09
|
30
|
29
|
28
|
35
|
47
|
37
|
21
|
22
|
30
|
31
|
31
|
39
|
36
|
35
|
35
|
30
|
34
|
36
|
37
|
36
|
30
|
28
|
34
|
40
|
51
|
53
|
40
|
42
|
49
|
43
|
|
|
2024/08
|
17
|
22
|
27
|
29
|
29
|
28
|
30
|
25
|
27
|
25
|
22
|
20
|
18
|
29
|
40
|
32
|
21
|
36
|
44
|
28
|
22
|
18
|
17
|
21
|
28
|
29
|
34
|
31
|
33
|
37
|
39
|
|
2024/07
|
25
|
14
|
25
|
25
|
18
|
21
|
22
|
19
|
22
|
25
|
22
|
22
|
28
|
20
|
21
|
28
|
18
|
16
|
17
|
18
|
26
|
25
|
19
|
30
|
29
|
42
|
45
|
17
|
20
|
25
|
16
|
|
2024/06
|
16
|
14
|
38
|
23
|
16
|
21
|
33
|
37
|
43
|
40
|
20
|
26
|
16
|
24
|
18
|
23
|
17
|
15
|
19
|
22
|
24
|
50
|
34
|
23
|
15
|
25
|
18
|
19
|
19
|
16
|
|
|
2024/05
|
15
|
25
|
26
|
26
|
19
|
39
|
41
|
52
|
52
|
49
|
42
|
37
|
59
|
59
|
57
|
59
|
63
|
60
|
29
|
25
|
31
|
41
|
49
|
41
|
44
|
23
|
22
|
28
|
35
|
36
|
16
|
|
2024/04
|
51
|
67
|
56
|
17
|
16
|
16
|
17
|
25
|
43
|
50
|
55
|
65
|
52
|
53
|
59
|
60
|
33
|
24
|
28
|
25
|
23
|
35
|
40
|
41
|
43
|
31
|
37
|
46
|
61
|
24
|
|
|
2024/03
|
57
|
52
|
52
|
54
|
51
|
49
|
50
|
51
|
59
|
56
|
39
|
52
|
48
|
46
|
32
|
42
|
61
|
24
|
45
|
69
|
73
|
72
|
49
|
49
|
38
|
22
|
59
|
48
|
39
|
71
|
55
|
|
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