Air Quality
Excellent
No health implications.
29
PM2.5
39
PM10
96
O3
0.7
CO
3
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Jun
51
Good
Mon
9 Jun
86
Good
Tue
10 Jun
91
Good
Wed
11 Jun
94
Good
Thu
12 Jun
94
Good
Fri
13 Jun
88
Good
Sat
14 Jun
40
Excellent
Air quality in the last 12 months (Ziyang)
|
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
|
|
2025/02
|
77
|
71
|
91
|
75
|
60
|
58
|
65
|
40
|
44
|
63
|
78
|
82
|
100
|
83
|
56
|
70
|
53
|
45
|
65
|
106
|
122
|
65
|
99
|
109
|
78
|
104
|
59
|
71
|
|||
|
2025/01
|
133
|
181
|
200
|
230
|
91
|
92
|
100
|
82
|
73
|
72
|
67
|
83
|
95
|
140
|
66
|
71
|
87
|
102
|
115
|
116
|
116
|
156
|
288
|
171
|
28
|
41
|
53
|
106
|
241
|
124
|
106
|
|
2024/12
|
65
|
89
|
163
|
132
|
59
|
61
|
70
|
103
|
79
|
91
|
73
|
124
|
131
|
51
|
57
|
70
|
90
|
112
|
90
|
120
|
128
|
85
|
77
|
99
|
138
|
174
|
194
|
127
|
88
|
151
|
141
|
|
2024/11
|
104
|
135
|
108
|
106
|
102
|
100
|
78
|
92
|
128
|
83
|
83
|
114
|
117
|
134
|
157
|
151
|
23
|
15
|
37
|
43
|
46
|
72
|
111
|
134
|
44
|
34
|
36
|
36
|
48
|
51
|
|
|
2024/10
|
31
|
51
|
68
|
81
|
79
|
90
|
63
|
51
|
50
|
71
|
102
|
192
|
103
|
58
|
57
|
126
|
106
|
36
|
31
|
48
|
24
|
31
|
30
|
41
|
68
|
63
|
76
|
110
|
118
|
99
|
75
|
|
2024/09
|
45
|
39
|
72
|
77
|
62
|
60
|
64
|
54
|
42
|
53
|
49
|
50
|
57
|
59
|
86
|
63
|
60
|
48
|
46
|
79
|
50
|
25
|
34
|
57
|
63
|
92
|
106
|
76
|
56
|
50
|
|
|
2024/08
|
23
|
24
|
20
|
23
|
29
|
27
|
34
|
26
|
26
|
38
|
46
|
52
|
34
|
46
|
45
|
34
|
45
|
39
|
35
|
41
|
40
|
34
|
26
|
27
|
27
|
40
|
38
|
31
|
44
|
49
|
48
|
|
2024/07
|
25
|
30
|
23
|
19
|
18
|
17
|
18
|
19
|
21
|
44
|
56
|
36
|
31
|
30
|
22
|
21
|
18
|
17
|
16
|
24
|
21
|
19
|
17
|
24
|
39
|
43
|
37
|
34
|
21
|
19
|
21
|
|
2024/06
|
41
|
34
|
61
|
24
|
26
|
35
|
42
|
53
|
28
|
27
|
26
|
35
|
35
|
35
|
39
|
28
|
39
|
44
|
29
|
39
|
34
|
28
|
33
|
29
|
26
|
22
|
19
|
31
|
24
|
18
|
|
|
2024/05
|
39
|
60
|
35
|
27
|
34
|
37
|
64
|
69
|
56
|
51
|
68
|
83
|
76
|
58
|
57
|
63
|
54
|
49
|
45
|
35
|
55
|
64
|
58
|
46
|
41
|
37
|
41
|
24
|
33
|
28
|
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