Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Dec
Tue
23 Dec
Wed
24 Dec
Thu
25 Dec
Fri
26 Dec
Sat
27 Dec
Sun
28 Dec
Ziyang Air quality rank
Real-time AQI (Monitoring Station in Ziyang)
四三一厂
4120
PM2.5
41
PM10
30
O3
0.4
CO
6
SO2
17
NO2
师范校
5236 *
PM2.5
45
PM10
30
O3
0.4
CO
4
SO2
21
NO2
区法院
3927
PM2.5
31
PM10
28
O3
0.6
CO
3
SO2
16
NO2
Air quality in the last 12 months (Ziyang)
|
2025/11
|
25
|
30
|
34
|
31
|
46
|
49
|
32
|
35
|
33
|
17
|
27
|
35
|
33
|
46
|
45
|
34
|
30
|
34
|
41
|
53
|
68
|
96
|
119
|
87
|
73
|
80
|
89
|
90
|
107
|
125
|
|
|
2025/10
|
23
|
16
|
20
|
25
|
17
|
15
|
23
|
32
|
43
|
44
|
22
|
13
|
17
|
23
|
37
|
30
|
29
|
24
|
19
|
13
|
13
|
18
|
22
|
18
|
25
|
33
|
29
|
33
|
41
|
31
|
41
|
|
2025/09
|
27
|
33
|
25
|
26
|
23
|
30
|
41
|
30
|
30
|
31
|
22
|
14
|
17
|
23
|
48
|
47
|
22
|
14
|
14
|
19
|
14
|
14
|
15
|
20
|
31
|
34
|
23
|
15
|
17
|
25
|
|
|
2025/08
|
28
|
28
|
31
|
34
|
41
|
43
|
31
|
40
|
37
|
21
|
24
|
31
|
29
|
39
|
35
|
39
|
28
|
26
|
27
|
30
|
30
|
20
|
16
|
16
|
17
|
23
|
29
|
22
|
14
|
15
|
16
|
|
2025/07
|
21
|
37
|
43
|
29
|
18
|
23
|
29
|
20
|
25
|
23
|
20
|
25
|
31
|
31
|
32
|
36
|
36
|
41
|
27
|
27
|
20
|
27
|
22
|
22
|
29
|
24
|
24
|
29
|
35
|
34
|
28
|
|
2025/06
|
32
|
22
|
38
|
37
|
42
|
41
|
36
|
33
|
25
|
22
|
33
|
32
|
33
|
39
|
35
|
26
|
31
|
28
|
22
|
32
|
24
|
29
|
21
|
23
|
18
|
22
|
26
|
34
|
32
|
19
|
|
|
2025/05
|
40
|
56
|
63
|
63
|
29
|
41
|
31
|
33
|
98
|
81
|
61
|
78
|
51
|
92
|
80
|
69
|
86
|
113
|
62
|
69
|
74
|
52
|
62
|
51
|
44
|
39
|
54
|
21
|
22
|
60
|
29
|
|
2025/04
|
53
|
53
|
50
|
55
|
42
|
47
|
52
|
50
|
54
|
60
|
51
|
272
|
145
|
93
|
91
|
84
|
72
|
64
|
66
|
47
|
48
|
57
|
61
|
33
|
44
|
33
|
31
|
46
|
34
|
31
|
|
|
2025/03
|
84
|
77
|
34
|
32
|
35
|
24
|
32
|
48
|
51
|
73
|
70
|
74
|
45
|
50
|
38
|
38
|
38
|
49
|
50
|
45
|
56
|
66
|
64
|
56
|
53
|
55
|
121
|
75
|
37
|
20
|
28
|
|
2025/02
|
45
|
49
|
49
|
61
|
48
|
38
|
40
|
35
|
47
|
55
|
67
|
59
|
50
|
40
|
61
|
66
|
67
|
81
|
70
|
62
|
53
|
50
|
44
|
29
|
40
|
54
|
69
|
85
|
|||
|
2025/01
|
110
|
144
|
155
|
128
|
103
|
91
|
87
|
53
|
63
|
72
|
54
|
57
|
101
|
94
|
85
|
77
|
80
|
80
|
98
|
106
|
124
|
185
|
222
|
128
|
42
|
65
|
68
|
86
|
176
|
114
|
63
|
|
2024/12
|
79
|
105
|
138
|
99
|
56
|
42
|
32
|
21
|
46
|
59
|
62
|
70
|
49
|
59
|
70
|
80
|
97
|
142
|
127
|
113
|
134
|
118
|
109
|
76
|
91
|
98
|
125
|
89
|
95
|
82
|
91
|
|
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
*: primary pollution