Air Quality
Excellent
No health implications.
16
PM2.5
23
PM10
26
O3
0.4
CO
4
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Jun
55
Good
Mon
22 Jun
53
Good
Tue
23 Jun
49
Excellent
Wed
24 Jun
57
Good
Thu
25 Jun
59
Good
Fri
26 Jun
18
Excellent
Sat
27 Jun
39
Excellent
Air quality in the last 12 months (Wenchuan)
|
2026/05
|
36
|
33
|
36
|
49
|
55
|
51
|
53
|
38
|
56
|
82
|
81
|
64
|
51
|
62
|
32
|
29
|
42
|
35
|
43
|
44
|
52
|
38
|
36
|
29
|
27
|
41
|
48
|
45
|
46
|
49
|
54
|
|
2026/04
|
46
|
47
|
53
|
68
|
63
|
45
|
30
|
28
|
44
|
37
|
37
|
34
|
38
|
37
|
38
|
39
|
39
|
54
|
88
|
105
|
33
|
35
|
52
|
61
|
67
|
63
|
51
|
29
|
36
|
45
|
|
|
2026/03
|
24
|
29
|
36
|
44
|
48
|
58
|
47
|
38
|
30
|
39
|
48
|
57
|
33
|
25
|
49
|
34
|
24
|
34
|
51
|
54
|
50
|
53
|
45
|
50
|
42
|
40
|
51
|
50
|
38
|
24
|
36
|
|
2026/02
|
81
|
84
|
79
|
70
|
91
|
90
|
60
|
47
|
36
|
52
|
64
|
65
|
79
|
92
|
74
|
43
|
74
|
67
|
62
|
59
|
53
|
60
|
62
|
51
|
52
|
53
|
54
|
33
|
|||
|
2026/01
|
54
|
48
|
22
|
41
|
56
|
53
|
73
|
79
|
92
|
114
|
138
|
141
|
151
|
108
|
81
|
88
|
108
|
117
|
49
|
39
|
44
|
62
|
72
|
86
|
77
|
115
|
118
|
106
|
82
|
54
|
72
|
|
2025/12
|
109
|
90
|
52
|
48
|
66
|
72
|
69
|
88
|
104
|
84
|
111
|
69
|
58
|
68
|
78
|
111
|
119
|
131
|
143
|
82
|
54
|
54
|
57
|
63
|
74
|
67
|
100
|
109
|
88
|
100
|
69
|
|
2025/11
|
33
|
39
|
38
|
30
|
30
|
25
|
25
|
46
|
50
|
31
|
39
|
53
|
53
|
52
|
45
|
46
|
41
|
37
|
49
|
68
|
82
|
97
|
76
|
78
|
80
|
88
|
84
|
98
|
107
|
106
|
|
|
2025/10
|
28
|
26
|
24
|
23
|
29
|
19
|
21
|
28
|
28
|
27
|
14
|
19
|
21
|
35
|
39
|
43
|
26
|
30
|
26
|
14
|
15
|
17
|
15
|
14
|
22
|
34
|
34
|
42
|
33
|
47
|
46
|
|
2025/09
|
33
|
30
|
40
|
46
|
35
|
42
|
56
|
47
|
42
|
31
|
18
|
19
|
32
|
42
|
50
|
18
|
20
|
12
|
19
|
32
|
17
|
15
|
20
|
33
|
40
|
53
|
33
|
17
|
22
|
33
|
|
|
2025/08
|
37
|
40
|
44
|
41
|
35
|
30
|
24
|
31
|
21
|
16
|
25
|
34
|
31
|
34
|
37
|
26
|
25
|
20
|
26
|
26
|
19
|
17
|
20
|
24
|
22
|
29
|
30
|
19
|
12
|
18
|
28
|
|
2025/07
|
22
|
21
|
18
|
19
|
16
|
23
|
22
|
26
|
24
|
30
|
18
|
26
|
33
|
35
|
44
|
47
|
45
|
34
|
26
|
19
|
18
|
28
|
18
|
16
|
17
|
14
|
23
|
30
|
30
|
28
|
38
|
|
2025/06
|
33
|
30
|
44
|
44
|
47
|
58
|
51
|
43
|
44
|
33
|
36
|
49
|
52
|
51
|
42
|
46
|
48
|
24
|
25
|
33
|
33
|
28
|
28
|
17
|
24
|
34
|
43
|
43
|
28
|
18
|
|
|
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