Air Quality
Excellent
No health implications.
11
PM2.5
23
PM10
43
O3
0.9
CO
5
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Apr
83
Good
Sun
5 Apr
60
Good
Mon
6 Apr
85
Good
Tue
7 Apr
65
Good
Wed
8 Apr
74
Good
Thu
9 Apr
49
Excellent
Fri
10 Apr
45
Excellent
Air quality in the last 12 months (Ziyang)
|
2026/02
|
64
|
79
|
88
|
132
|
132
|
163
|
81
|
83
|
79
|
74
|
67
|
92
|
80
|
64
|
60
|
38
|
83
|
75
|
72
|
53
|
45
|
63
|
55
|
49
|
57
|
34
|
33
|
53
|
|||
|
2026/01
|
60
|
66
|
76
|
71
|
73
|
78
|
75
|
60
|
68
|
83
|
89
|
87
|
81
|
73
|
100
|
133
|
178
|
190
|
28
|
62
|
47
|
54
|
77
|
68
|
68
|
143
|
152
|
122
|
75
|
64
|
74
|
|
2025/12
|
106
|
113
|
65
|
65
|
59
|
82
|
113
|
126
|
128
|
164
|
165
|
187
|
33
|
51
|
54
|
64
|
96
|
115
|
87
|
107
|
54
|
82
|
52
|
63
|
60
|
72
|
84
|
84
|
107
|
170
|
140
|
|
2025/11
|
55
|
31
|
26
|
33
|
54
|
39
|
59
|
26
|
28
|
25
|
48
|
44
|
51
|
63
|
78
|
75
|
60
|
25
|
35
|
44
|
51
|
63
|
68
|
51
|
52
|
54
|
70
|
63
|
57
|
66
|
|
|
2025/10
|
61
|
42
|
36
|
40
|
51
|
63
|
79
|
108
|
83
|
39
|
166
|
109
|
39
|
41
|
51
|
51
|
29
|
17
|
17
|
14
|
20
|
33
|
38
|
42
|
93
|
92
|
75
|
63
|
100
|
98
|
56
|
|
2025/09
|
42
|
42
|
39
|
37
|
28
|
34
|
38
|
51
|
35
|
32
|
32
|
30
|
39
|
54
|
42
|
28
|
39
|
25
|
17
|
21
|
36
|
34
|
25
|
15
|
17
|
25
|
31
|
42
|
47
|
50
|
|
|
2025/08
|
39
|
40
|
42
|
23
|
23
|
28
|
15
|
16
|
20
|
26
|
27
|
38
|
17
|
30
|
16
|
21
|
22
|
26
|
14
|
12
|
16
|
17
|
18
|
20
|
22
|
19
|
21
|
21
|
21
|
43
|
19
|
|
2025/07
|
16
|
13
|
15
|
16
|
27
|
42
|
42
|
38
|
44
|
21
|
36
|
28
|
23
|
21
|
26
|
20
|
29
|
42
|
35
|
37
|
26
|
19
|
16
|
17
|
22
|
34
|
28
|
24
|
28
|
27
|
24
|
|
2025/06
|
16
|
37
|
33
|
42
|
39
|
42
|
27
|
31
|
30
|
33
|
32
|
32
|
23
|
23
|
24
|
28
|
17
|
15
|
16
|
24
|
27
|
17
|
17
|
22
|
28
|
32
|
33
|
21
|
19
|
16
|
|
|
2025/05
|
36
|
46
|
55
|
55
|
51
|
57
|
79
|
37
|
33
|
44
|
26
|
36
|
41
|
77
|
50
|
33
|
36
|
64
|
47
|
18
|
25
|
37
|
43
|
58
|
56
|
45
|
59
|
25
|
23
|
25
|
25
|
|
2025/04
|
50
|
47
|
52
|
59
|
71
|
55
|
59
|
65
|
67
|
66
|
51
|
180
|
107
|
100
|
73
|
58
|
62
|
62
|
44
|
68
|
41
|
36
|
45
|
42
|
49
|
33
|
39
|
48
|
56
|
26
|
|
|
2025/03
|
57
|
41
|
27
|
46
|
56
|
63
|
63
|
61
|
67
|
56
|
54
|
85
|
83
|
46
|
38
|
51
|
46
|
38
|
42
|
42
|
42
|
52
|
55
|
38
|
50
|
63
|
76
|
49
|
52
|
39
|
42
|
|
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