Air Quality
Excellent
No health implications.
15
PM2.5
27
PM10
15
O3
0.7
CO
4
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Jul
74
Good
Sun
13 Jul
84
Good
Mon
14 Jul
95
Good
Tue
15 Jul
97
Good
Wed
16 Jul
102
Light
Thu
17 Jul
49
Excellent
Fri
18 Jul
39
Excellent
Air quality in the last 12 months (Dujiangyan)
|
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
|
|
|
2025/03
|
82
|
83
|
52
|
41
|
32
|
34
|
45
|
42
|
46
|
64
|
69
|
86
|
70
|
51
|
29
|
38
|
42
|
42
|
64
|
62
|
60
|
63
|
68
|
57
|
62
|
66
|
130
|
80
|
66
|
59
|
41
|
|
2025/02
|
34
|
37
|
38
|
47
|
35
|
32
|
39
|
27
|
34
|
45
|
67
|
56
|
56
|
52
|
38
|
51
|
46
|
46
|
34
|
40
|
38
|
21
|
33
|
28
|
23
|
43
|
65
|
77
|
|||
|
2025/01
|
125
|
114
|
119
|
132
|
102
|
90
|
59
|
45
|
61
|
54
|
43
|
83
|
83
|
62
|
68
|
55
|
93
|
47
|
77
|
93
|
123
|
147
|
177
|
84
|
36
|
62
|
70
|
99
|
264
|
89
|
58
|
|
2024/12
|
99
|
115
|
99
|
63
|
58
|
48
|
35
|
15
|
22
|
36
|
55
|
50
|
43
|
47
|
71
|
93
|
122
|
144
|
108
|
86
|
86
|
46
|
43
|
52
|
74
|
76
|
108
|
99
|
70
|
66
|
80
|
|
2024/11
|
32
|
51
|
36
|
30
|
43
|
56
|
67
|
82
|
56
|
22
|
36
|
25
|
25
|
51
|
46
|
30
|
23
|
13
|
14
|
29
|
41
|
66
|
52
|
31
|
20
|
39
|
40
|
55
|
59
|
73
|
|
|
2024/10
|
21
|
36
|
24
|
22
|
33
|
40
|
37
|
42
|
41
|
34
|
33
|
30
|
48
|
57
|
60
|
47
|
23
|
40
|
21
|
12
|
19
|
30
|
53
|
67
|
44
|
27
|
32
|
52
|
57
|
45
|
37
|
|
2024/09
|
28
|
37
|
24
|
34
|
19
|
25
|
23
|
33
|
29
|
15
|
23
|
27
|
27
|
22
|
17
|
26
|
30
|
40
|
35
|
36
|
23
|
34
|
38
|
41
|
51
|
55
|
68
|
56
|
33
|
13
|
|
|
2024/08
|
42
|
46
|
23
|
17
|
25
|
40
|
23
|
24
|
31
|
30
|
48
|
43
|
49
|
52
|
33
|
48
|
32
|
32
|
41
|
51
|
47
|
54
|
52
|
36
|
46
|
31
|
36
|
40
|
31
|
30
|
33
|
|
2024/07
|
18
|
31
|
20
|
23
|
28
|
48
|
27
|
12
|
11
|
18
|
25
|
34
|
20
|
12
|
14
|
20
|
18
|
16
|
24
|
19
|
18
|
21
|
24
|
18
|
35
|
55
|
45
|
27
|
18
|
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