Air Quality
Excellent
No health implications.
17
PM2.5
38
PM10
20
O3
0.5
CO
5
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Jul
81
Good
Mon
20 Jul
87
Good
Tue
21 Jul
91
Good
Wed
22 Jul
87
Good
Thu
23 Jul
84
Good
Fri
24 Jul
47
Excellent
Sat
25 Jul
19
Excellent
Wenchuan Air quality rank
Air quality in the last 12 months (Wenchuan)
|
2026/06
|
46
|
52
|
49
|
58
|
55
|
55
|
31
|
30
|
36
|
44
|
35
|
39
|
41
|
58
|
55
|
43
|
35
|
38
|
45
|
33
|
24
|
29
|
24
|
23
|
22
|
32
|
33
|
48
|
40
|
36
|
|
|
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
|
|
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