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
19 Apr
Sun
20 Apr
Mon
21 Apr
Tue
22 Apr
Wed
23 Apr
Thu
24 Apr
Fri
25 Apr
Real-time AQI (Monitoring Station in Ziyang)
莲花山
426
PM2.5
20
PM10
134
O3
0.7
CO
7
SO2
6
NO2
资阳中学
4227
PM2.5
39
PM10
134
O3
0.0
CO
6
SO2
10
NO2
四三一厂
413
PM2.5
36
PM10
129
O3
0.5
CO
9
SO2
11
NO2
师范校
5411
PM2.5
57 *
PM10
127
O3
0.7
CO
5
SO2
13
NO2
区法院
4227
PM2.5
33
PM10
134
O3
0.5
CO
3
SO2
6
NO2
Air quality in the last 12 months (Ziyang)
|
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
|
|
2024/11
|
40
|
49
|
46
|
44
|
40
|
51
|
64
|
65
|
68
|
39
|
45
|
49
|
38
|
43
|
50
|
33
|
20
|
17
|
19
|
25
|
36
|
52
|
63
|
56
|
24
|
30
|
40
|
62
|
67
|
68
|
|
|
2024/10
|
22
|
29
|
22
|
31
|
45
|
47
|
44
|
44
|
51
|
45
|
41
|
33
|
35
|
41
|
49
|
69
|
26
|
33
|
27
|
25
|
20
|
27
|
37
|
50
|
43
|
44
|
25
|
40
|
56
|
58
|
55
|
|
2024/09
|
31
|
39
|
40
|
41
|
25
|
35
|
34
|
27
|
30
|
22
|
22
|
29
|
42
|
40
|
36
|
32
|
36
|
43
|
47
|
43
|
15
|
22
|
38
|
45
|
61
|
65
|
67
|
79
|
54
|
17
|
|
|
2024/08
|
39
|
36
|
28
|
28
|
27
|
37
|
37
|
35
|
44
|
37
|
43
|
51
|
47
|
48
|
39
|
30
|
42
|
30
|
43
|
41
|
46
|
59
|
48
|
44
|
39
|
31
|
37
|
54
|
43
|
43
|
54
|
|
2024/07
|
20
|
26
|
24
|
19
|
29
|
32
|
36
|
23
|
19
|
16
|
23
|
27
|
24
|
17
|
19
|
26
|
26
|
21
|
26
|
27
|
31
|
26
|
37
|
32
|
48
|
55
|
46
|
27
|
21
|
25
|
29
|
|
2024/06
|
47
|
34
|
42
|
25
|
22
|
30
|
31
|
30
|
34
|
38
|
37
|
28
|
33
|
48
|
46
|
48
|
23
|
39
|
39
|
24
|
25
|
22
|
42
|
38
|
33
|
33
|
21
|
22
|
32
|
29
|
|
|
2024/05
|
52
|
48
|
38
|
34
|
35
|
69
|
81
|
92
|
39
|
61
|
68
|
51
|
41
|
50
|
41
|
40
|
51
|
54
|
33
|
20
|
21
|
32
|
34
|
39
|
40
|
23
|
33
|
34
|
26
|
24
|
37
|
|
2024/04
|
35
|
50
|
57
|
52
|
38
|
24
|
23
|
28
|
31
|
28
|
28
|
37
|
33
|
47
|
47
|
34
|
42
|
45
|
25
|
53
|
67
|
53
|
35
|
24
|
30
|
55
|
74
|
121
|
55
|
24
|
|
|
2024/03
|
62
|
67
|
78
|
85
|
82
|
58
|
57
|
82
|
78
|
81
|
74
|
58
|
41
|
46
|
74
|
59
|
97
|
39
|
51
|
56
|
58
|
63
|
75
|
53
|
26
|
38
|
36
|
41
|
42
|
42
|
36
|
|
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