Air Quality
Excellent
No health implications.
5
PM2.5
8
PM10
54
O3
0.2
CO
6
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Jun
54
Good
Tue
9 Jun
52
Good
Wed
10 Jun
45
Excellent
Thu
11 Jun
59
Good
Fri
12 Jun
88
Good
Sat
13 Jun
47
Excellent
Sun
14 Jun
37
Excellent
Air quality in the last 12 months (Mashan)
|
2026/04
|
82
|
207
|
168
|
54
|
47
|
40
|
27
|
31
|
77
|
40
|
30
|
35
|
26
|
35
|
39
|
55
|
54
|
33
|
41
|
55
|
48
|
27
|
32
|
38
|
28
|
29
|
31
|
31
|
39
|
45
|
|
|
2026/03
|
34
|
37
|
54
|
62
|
47
|
47
|
42
|
35
|
42
|
39
|
59
|
52
|
64
|
58
|
70
|
88
|
111
|
135
|
55
|
57
|
108
|
116
|
93
|
104
|
112
|
112
|
189
|
157
|
162
|
49
|
61
|
|
2026/02
|
44
|
47
|
48
|
67
|
41
|
33
|
27
|
25
|
53
|
88
|
64
|
42
|
78
|
69
|
49
|
40
|
61
|
21
|
39
|
64
|
101
|
75
|
88
|
56
|
53
|
66
|
52
|
44
|
|||
|
2026/01
|
25
|
32
|
41
|
42
|
38
|
44
|
46
|
26
|
64
|
61
|
41
|
56
|
55
|
33
|
49
|
37
|
39
|
45
|
50
|
31
|
33
|
28
|
39
|
32
|
28
|
35
|
42
|
59
|
33
|
29
|
34
|
|
2025/12
|
37
|
38
|
29
|
30
|
32
|
37
|
42
|
44
|
33
|
36
|
35
|
34
|
47
|
60
|
59
|
44
|
30
|
66
|
70
|
46
|
34
|
56
|
60
|
44
|
48
|
26
|
37
|
56
|
44
|
34
|
29
|
|
2025/11
|
75
|
73
|
38
|
54
|
110
|
86
|
33
|
54
|
38
|
25
|
42
|
52
|
58
|
54
|
71
|
73
|
39
|
50
|
57
|
47
|
95
|
85
|
64
|
121
|
38
|
64
|
75
|
57
|
57
|
48
|
|
|
2025/10
|
25
|
38
|
44
|
35
|
22
|
25
|
33
|
36
|
32
|
39
|
41
|
36
|
45
|
52
|
51
|
48
|
51
|
28
|
20
|
25
|
32
|
43
|
55
|
53
|
105
|
120
|
72
|
53
|
146
|
44
|
52
|
|
2025/09
|
33
|
22
|
30
|
36
|
36
|
24
|
21
|
22
|
23
|
21
|
24
|
32
|
42
|
37
|
22
|
24
|
17
|
17
|
21
|
29
|
24
|
25
|
31
|
31
|
19
|
17
|
26
|
34
|
34
|
42
|
|
|
2025/08
|
25
|
20
|
23
|
14
|
17
|
18
|
15
|
16
|
21
|
17
|
22
|
37
|
36
|
15
|
25
|
19
|
17
|
20
|
22
|
19
|
23
|
13
|
21
|
20
|
19
|
13
|
20
|
25
|
16
|
23
|
38
|
|
2025/07
|
22
|
17
|
16
|
23
|
26
|
15
|
19
|
26
|
25
|
21
|
24
|
20
|
18
|
17
|
18
|
16
|
18
|
20
|
16
|
19
|
16
|
18
|
21
|
20
|
19
|
15
|
20
|
19
|
20
|
14
|
15
|
|
2025/06
|
48
|
28
|
19
|
15
|
20
|
21
|
18
|
25
|
27
|
18
|
15
|
20
|
28
|
28
|
20
|
21
|
17
|
25
|
21
|
20
|
14
|
15
|
26
|
36
|
42
|
43
|
35
|
45
|
23
|
26
|
|
|
2025/05
|
35
|
27
|
26
|
24
|
23
|
32
|
35
|
34
|
34
|
19
|
39
|
48
|
47
|
35
|
19
|
33
|
32
|
18
|
24
|
26
|
32
|
21
|
20
|
28
|
19
|
23
|
30
|
34
|
41
|
49
|
49
|
|
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