Air Quality
Excellent
No health implications.
30
PM2.5
40
PM10
76
O3
0.6
CO
5
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jun
102
Light
Mon
16 Jun
116
Light
Tue
17 Jun
110
Light
Wed
18 Jun
67
Good
Thu
19 Jun
69
Good
Fri
20 Jun
75
Good
Sat
21 Jun
42
Excellent
Air quality in the last 12 months (Dujiangyan)
|
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
|
|
2024/06
|
43
|
25
|
32
|
28
|
35
|
34
|
29
|
33
|
32
|
46
|
28
|
36
|
55
|
51
|
48
|
42
|
18
|
31
|
27
|
32
|
28
|
23
|
46
|
51
|
34
|
30
|
24
|
31
|
51
|
54
|
|
|
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