Air Quality
Excellent
No health implications.
9
PM2.5
33
PM10
79
O3
0.3
CO
3
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 May
66
Good
Mon
4 May
81
Good
Tue
5 May
91
Good
Wed
6 May
84
Good
Thu
7 May
60
Good
Fri
8 May
16
Excellent
Sat
9 May
45
Excellent
Air quality in the last 12 months (Dujiangyan)
|
2026/03
|
25
|
33
|
37
|
46
|
47
|
60
|
50
|
38
|
26
|
40
|
51
|
64
|
41
|
22
|
46
|
36
|
25
|
32
|
52
|
54
|
55
|
55
|
44
|
50
|
45
|
40
|
54
|
49
|
40
|
24
|
32
|
|
2026/02
|
89
|
96
|
91
|
82
|
104
|
105
|
64
|
49
|
38
|
52
|
69
|
71
|
86
|
104
|
80
|
50
|
88
|
74
|
68
|
68
|
61
|
66
|
66
|
51
|
57
|
56
|
61
|
41
|
|||
|
2026/01
|
53
|
48
|
21
|
39
|
61
|
53
|
77
|
86
|
101
|
137
|
174
|
179
|
182
|
129
|
91
|
105
|
135
|
145
|
58
|
41
|
49
|
69
|
87
|
103
|
85
|
117
|
125
|
118
|
97
|
59
|
79
|
|
2025/12
|
133
|
98
|
53
|
50
|
71
|
80
|
67
|
106
|
126
|
98
|
129
|
87
|
58
|
70
|
86
|
125
|
133
|
144
|
171
|
93
|
55
|
60
|
58
|
66
|
88
|
77
|
116
|
123
|
103
|
110
|
76
|
|
2025/11
|
28
|
41
|
42
|
34
|
40
|
32
|
28
|
43
|
53
|
33
|
41
|
53
|
51
|
55
|
46
|
54
|
41
|
39
|
48
|
69
|
91
|
118
|
85
|
93
|
93
|
101
|
93
|
111
|
126
|
126
|
|
|
2025/10
|
40
|
29
|
28
|
29
|
33
|
21
|
24
|
35
|
35
|
34
|
17
|
18
|
20
|
38
|
41
|
48
|
28
|
28
|
27
|
13
|
16
|
20
|
15
|
15
|
24
|
33
|
33
|
43
|
34
|
53
|
45
|
|
2025/09
|
36
|
37
|
44
|
52
|
39
|
42
|
62
|
48
|
46
|
32
|
21
|
20
|
35
|
49
|
63
|
21
|
22
|
13
|
18
|
36
|
19
|
15
|
21
|
32
|
41
|
60
|
39
|
21
|
22
|
36
|
|
|
2025/08
|
39
|
43
|
47
|
46
|
37
|
32
|
27
|
36
|
22
|
16
|
23
|
34
|
37
|
37
|
43
|
30
|
28
|
20
|
26
|
30
|
20
|
19
|
23
|
25
|
26
|
30
|
31
|
19
|
12
|
16
|
29
|
|
2025/07
|
23
|
22
|
20
|
21
|
15
|
25
|
21
|
30
|
28
|
31
|
19
|
26
|
36
|
37
|
51
|
49
|
49
|
38
|
27
|
23
|
20
|
31
|
20
|
18
|
20
|
14
|
24
|
31
|
33
|
30
|
41
|
|
2025/06
|
34
|
30
|
47
|
51
|
53
|
60
|
57
|
48
|
52
|
35
|
43
|
49
|
57
|
55
|
43
|
49
|
50
|
27
|
23
|
36
|
33
|
34
|
31
|
17
|
24
|
36
|
47
|
45
|
28
|
20
|
|
|
2025/05
|
54
|
59
|
56
|
60
|
31
|
31
|
38
|
32
|
120
|
92
|
67
|
63
|
47
|
67
|
54
|
72
|
104
|
120
|
69
|
66
|
79
|
64
|
51
|
52
|
52
|
59
|
32
|
30
|
48
|
37
|
24
|
|
2025/04
|
55
|
57
|
70
|
69
|
40
|
44
|
60
|
61
|
68
|
65
|
52
|
104
|
122
|
75
|
85
|
87
|
65
|
69
|
54
|
61
|
69
|
62
|
70
|
34
|
42
|
36
|
35
|
43
|
27
|
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