Air Quality
Excellent
No health implications.
7
PM2.5
13
PM10
45
O3
0.3
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Jun
51
Good
Mon
8 Jun
53
Good
Tue
9 Jun
50
Excellent
Wed
10 Jun
47
Excellent
Thu
11 Jun
58
Good
Fri
12 Jun
87
Good
Sat
13 Jun
47
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