Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
72
*
PM2.5
81
PM10
24
O3
0.9
CO
7
SO2
22
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
12 Dec
104
Light
Sat
13 Dec
46
Excellent
Sun
14 Dec
60
Good
Mon
15 Dec
74
Good
Tue
16 Dec
89
Good
Wed
17 Dec
89
Good
Thu
18 Dec
46
Excellent
Changning Air quality rank
Air quality in the last 12 months (Changning)
|
2025/11
|
20
|
20
|
24
|
26
|
46
|
37
|
30
|
20
|
37
|
37
|
25
|
24
|
19
|
32
|
33
|
51
|
19
|
19
|
28
|
49
|
51
|
91
|
73
|
64
|
64
|
87
|
78
|
99
|
116
|
130
|
|
|
2025/10
|
17
|
31
|
38
|
34
|
27
|
21
|
24
|
29
|
47
|
72
|
62
|
22
|
12
|
25
|
35
|
42
|
32
|
17
|
33
|
18
|
9
|
22
|
24
|
38
|
35
|
30
|
29
|
54
|
29
|
27
|
36
|
|
2025/09
|
36
|
43
|
38
|
48
|
46
|
29
|
54
|
38
|
37
|
54
|
43
|
10
|
19
|
30
|
41
|
51
|
23
|
12
|
10
|
24
|
19
|
10
|
15
|
20
|
35
|
24
|
34
|
36
|
12
|
24
|
|
|
2025/08
|
32
|
31
|
37
|
47
|
41
|
35
|
27
|
38
|
39
|
22
|
10
|
21
|
29
|
37
|
40
|
31
|
32
|
28
|
24
|
33
|
29
|
17
|
15
|
15
|
19
|
25
|
36
|
43
|
16
|
17
|
20
|
|
2025/07
|
21
|
26
|
35
|
29
|
11
|
23
|
30
|
34
|
22
|
19
|
21
|
26
|
31
|
34
|
38
|
40
|
36
|
40
|
23
|
20
|
21
|
17
|
17
|
15
|
21
|
19
|
22
|
24
|
29
|
35
|
28
|
|
2025/06
|
29
|
16
|
30
|
34
|
46
|
57
|
65
|
44
|
43
|
41
|
42
|
40
|
44
|
43
|
29
|
37
|
41
|
24
|
24
|
36
|
23
|
25
|
33
|
32
|
12
|
22
|
33
|
33
|
32
|
13
|
|
|
2025/05
|
43
|
59
|
76
|
67
|
37
|
31
|
28
|
51
|
69
|
59
|
43
|
58
|
72
|
53
|
61
|
55
|
55
|
60
|
44
|
58
|
32
|
39
|
53
|
54
|
47
|
45
|
44
|
18
|
25
|
43
|
24
|
|
2025/04
|
37
|
47
|
56
|
51
|
61
|
37
|
34
|
49
|
64
|
80
|
79
|
115
|
138
|
108
|
100
|
67
|
56
|
63
|
49
|
50
|
56
|
46
|
59
|
42
|
40
|
41
|
32
|
43
|
39
|
20
|
|
|
2025/03
|
111
|
101
|
34
|
52
|
25
|
12
|
28
|
37
|
60
|
74
|
80
|
60
|
64
|
50
|
28
|
21
|
16
|
22
|
25
|
40
|
55
|
75
|
68
|
52
|
60
|
69
|
90
|
98
|
39
|
25
|
37
|
|
2025/02
|
39
|
36
|
32
|
43
|
32
|
25
|
23
|
31
|
45
|
55
|
73
|
60
|
45
|
53
|
60
|
69
|
77
|
71
|
96
|
49
|
58
|
39
|
48
|
27
|
36
|
38
|
75
|
89
|
|||
|
2025/01
|
115
|
151
|
146
|
175
|
143
|
128
|
107
|
54
|
54
|
54
|
41
|
57
|
79
|
90
|
84
|
91
|
101
|
62
|
58
|
89
|
145
|
136
|
131
|
86
|
34
|
46
|
63
|
76
|
155
|
115
|
80
|
|
2024/12
|
102
|
144
|
105
|
123
|
61
|
50
|
40
|
31
|
47
|
55
|
58
|
59
|
45
|
52
|
53
|
71
|
110
|
124
|
96
|
95
|
115
|
90
|
59
|
86
|
72
|
64
|
96
|
98
|
88
|
60
|
64
|
|
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