Air Quality
Excellent
No health implications.
16
PM2.5
28
PM10
28
O3
0.7
CO
5
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Dec
78
Good
Sun
14 Dec
85
Good
Mon
15 Dec
88
Good
Tue
16 Dec
92
Good
Wed
17 Dec
99
Good
Thu
18 Dec
23
Excellent
Fri
19 Dec
49
Excellent
Ziyang Air quality rank
Air quality in the last 12 months (Ziyang)
|
2025/11
|
36
|
42
|
50
|
58
|
59
|
45
|
21
|
26
|
34
|
54
|
54
|
52
|
54
|
53
|
55
|
47
|
17
|
19
|
29
|
41
|
44
|
54
|
47
|
44
|
47
|
57
|
84
|
74
|
66
|
68
|
|
|
2025/10
|
14
|
11
|
13
|
10
|
13
|
17
|
19
|
17
|
24
|
24
|
23
|
14
|
12
|
19
|
15
|
19
|
13
|
14
|
15
|
10
|
9
|
25
|
35
|
54
|
38
|
26
|
36
|
41
|
46
|
34
|
33
|
|
2025/09
|
25
|
26
|
19
|
22
|
21
|
18
|
20
|
17
|
21
|
28
|
21
|
12
|
18
|
22
|
30
|
23
|
18
|
9
|
9
|
15
|
16
|
15
|
10
|
13
|
26
|
19
|
16
|
16
|
11
|
13
|
|
|
2025/08
|
26
|
27
|
31
|
33
|
31
|
21
|
24
|
22
|
15
|
13
|
19
|
26
|
22
|
26
|
21
|
15
|
24
|
24
|
28
|
22
|
22
|
21
|
17
|
19
|
25
|
28
|
30
|
22
|
13
|
13
|
16
|
|
2025/07
|
22
|
21
|
22
|
23
|
14
|
17
|
17
|
18
|
21
|
22
|
33
|
38
|
35
|
35
|
32
|
32
|
29
|
19
|
25
|
24
|
25
|
22
|
15
|
14
|
14
|
20
|
23
|
21
|
20
|
25
|
24
|
|
2025/06
|
19
|
28
|
39
|
43
|
37
|
39
|
24
|
28
|
29
|
39
|
37
|
39
|
39
|
29
|
48
|
51
|
43
|
33
|
18
|
29
|
23
|
23
|
24
|
25
|
27
|
17
|
23
|
27
|
19
|
19
|
|
|
2025/05
|
62
|
61
|
68
|
50
|
47
|
89
|
57
|
65
|
61
|
54
|
52
|
56
|
46
|
45
|
60
|
55
|
72
|
56
|
63
|
62
|
62
|
49
|
44
|
45
|
51
|
46
|
41
|
35
|
34
|
44
|
30
|
|
2025/04
|
52
|
68
|
68
|
59
|
69
|
67
|
58
|
54
|
59
|
55
|
54
|
399
|
204
|
97
|
61
|
61
|
68
|
72
|
78
|
52
|
51
|
84
|
78
|
58
|
60
|
53
|
44
|
42
|
47
|
47
|
|
|
2025/03
|
76
|
60
|
15
|
13
|
22
|
36
|
48
|
54
|
59
|
48
|
53
|
62
|
47
|
35
|
24
|
37
|
44
|
43
|
42
|
44
|
51
|
54
|
56
|
55
|
47
|
57
|
154
|
58
|
51
|
58
|
50
|
|
2025/02
|
67
|
43
|
36
|
44
|
51
|
33
|
50
|
57
|
58
|
57
|
66
|
61
|
61
|
56
|
47
|
47
|
55
|
51
|
72
|
99
|
100
|
68
|
47
|
76
|
77
|
52
|
52
|
61
|
|||
|
2025/01
|
98
|
98
|
111
|
151
|
116
|
104
|
103
|
68
|
63
|
67
|
70
|
63
|
72
|
78
|
59
|
63
|
86
|
82
|
85
|
87
|
107
|
154
|
209
|
94
|
19
|
48
|
64
|
74
|
179
|
130
|
106
|
|
2024/12
|
65
|
76
|
80
|
64
|
60
|
51
|
55
|
61
|
69
|
67
|
58
|
68
|
45
|
45
|
63
|
77
|
85
|
82
|
77
|
107
|
110
|
81
|
67
|
91
|
105
|
126
|
103
|
63
|
84
|
100
|
95
|
|
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