Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
17 Jun
Wed
18 Jun
Thu
19 Jun
Fri
20 Jun
Sat
21 Jun
Sun
22 Jun
Mon
23 Jun
Ziyang Air quality rank
Real-time AQI (Monitoring Station in Ziyang)
莲花山
846
PM2.5
10
PM10
187 *
O3
0.6
CO
8
SO2
5
NO2
四三一厂
836
PM2.5
24
PM10
186 *
O3
0.4
CO
9
SO2
18
NO2
师范校
733
PM2.5
10
PM10
178 *
O3
0.5
CO
5
SO2
10
NO2
Air quality in the last 12 months (Ziyang)
|
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
|
|
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
|
|
|
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