Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
45
*
PM2.5
58
PM10
4
O3
0.9
CO
5
SO2
27
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
23 Dec
62
Good
Wed
24 Dec
69
Good
Thu
25 Dec
77
Good
Fri
26 Dec
80
Good
Sat
27 Dec
83
Good
Sun
28 Dec
35
Excellent
Mon
29 Dec
47
Excellent
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