Air Quality
Excellent
No health implications.
3
PM2.5
7
PM10
20
O3
0.7
CO
7
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Oct
30
Excellent
Tue
14 Oct
22
Excellent
Wed
15 Oct
20
Excellent
Thu
16 Oct
24
Excellent
Fri
17 Oct
22
Excellent
Sat
18 Oct
29
Excellent
Sun
19 Oct
40
Excellent
Ziyang Air quality rank
Air quality in the last 12 months (Ziyang)
|
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
|
|
2024/11
|
50
|
34
|
38
|
44
|
38
|
47
|
59
|
72
|
61
|
48
|
56
|
59
|
49
|
28
|
35
|
23
|
8
|
9
|
18
|
22
|
29
|
43
|
55
|
55
|
19
|
41
|
49
|
48
|
51
|
56
|
|
|
2024/10
|
28
|
32
|
38
|
43
|
51
|
47
|
41
|
46
|
40
|
36
|
44
|
39
|
43
|
40
|
35
|
43
|
50
|
29
|
25
|
15
|
13
|
26
|
32
|
49
|
49
|
44
|
36
|
34
|
48
|
59
|
51
|
|
2024/09
|
36
|
42
|
29
|
29
|
34
|
39
|
39
|
44
|
43
|
24
|
46
|
34
|
31
|
28
|
31
|
21
|
23
|
28
|
36
|
29
|
15
|
24
|
35
|
43
|
47
|
63
|
60
|
80
|
55
|
12
|
|
|
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