Air Quality
Excellent
No health implications.
6
PM2.5
16
PM10
46
O3
0.5
CO
4
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Sep
32
Excellent
Fri
11 Sep
35
Excellent
Sat
12 Sep
39
Excellent
Sun
13 Sep
37
Excellent
Mon
14 Sep
42
Excellent
Tue
15 Sep
16
Excellent
Wed
16 Sep
18
Excellent
Air quality in the last 12 months (Changning)
|
2026/08
|
20
|
18
|
23
|
25
|
32
|
35
|
33
|
27
|
30
|
37
|
48
|
39
|
37
|
46
|
46
|
52
|
38
|
19
|
21
|
29
|
44
|
48
|
33
|
36
|
33
|
22
|
26
|
34
|
20
|
24
|
34
|
|
2026/07
|
36
|
49
|
33
|
25
|
29
|
37
|
40
|
39
|
42
|
42
|
33
|
26
|
30
|
37
|
33
|
41
|
31
|
27
|
41
|
44
|
43
|
47
|
53
|
46
|
29
|
32
|
33
|
28
|
28
|
25
|
26
|
|
2026/06
|
57
|
46
|
43
|
47
|
62
|
72
|
36
|
28
|
28
|
34
|
41
|
33
|
32
|
43
|
64
|
40
|
24
|
23
|
30
|
33
|
22
|
20
|
22
|
19
|
16
|
21
|
32
|
30
|
22
|
32
|
|
|
2026/05
|
51
|
29
|
24
|
31
|
43
|
55
|
45
|
34
|
37
|
43
|
49
|
44
|
51
|
81
|
52
|
41
|
48
|
29
|
30
|
40
|
50
|
41
|
29
|
39
|
29
|
33
|
42
|
35
|
44
|
50
|
47
|
|
2026/04
|
32
|
44
|
38
|
45
|
55
|
53
|
21
|
30
|
41
|
48
|
33
|
48
|
32
|
28
|
35
|
39
|
33
|
49
|
59
|
107
|
72
|
28
|
36
|
49
|
52
|
70
|
46
|
28
|
26
|
40
|
|
|
2026/03
|
44
|
29
|
31
|
30
|
48
|
65
|
60
|
51
|
19
|
27
|
46
|
62
|
71
|
35
|
30
|
43
|
38
|
25
|
40
|
36
|
45
|
48
|
42
|
33
|
46
|
42
|
63
|
52
|
52
|
40
|
22
|
|
2026/02
|
64
|
80
|
94
|
88
|
91
|
96
|
104
|
40
|
39
|
45
|
42
|
69
|
67
|
78
|
85
|
59
|
125
|
80
|
67
|
61
|
70
|
94
|
99
|
49
|
62
|
51
|
60
|
49
|
|||
|
2026/01
|
34
|
36
|
29
|
33
|
43
|
63
|
71
|
79
|
100
|
139
|
153
|
146
|
132
|
147
|
134
|
168
|
154
|
186
|
122
|
13
|
35
|
41
|
63
|
88
|
63
|
59
|
83
|
108
|
126
|
61
|
29
|
|
2025/12
|
110
|
135
|
105
|
51
|
63
|
79
|
65
|
91
|
81
|
74
|
85
|
101
|
34
|
65
|
68
|
88
|
85
|
98
|
117
|
59
|
50
|
50
|
50
|
60
|
65
|
77
|
85
|
94
|
103
|
86
|
60
|
|
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
|
|
|
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