Air Quality
Excellent
No health implications.
32
PM2.5
48
PM10
80
O3
0.8
CO
8
SO2
28
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 May
93
Good
Sat
30 May
95
Good
Sun
31 May
81
Good
Mon
1 Jun
80
Good
Tue
2 Jun
101
Light
Wed
3 Jun
45
Excellent
Thu
4 Jun
49
Excellent
Air quality in the last 12 months (Changning)
|
2026/04
|
62
|
64
|
39
|
58
|
59
|
62
|
32
|
34
|
35
|
59
|
45
|
31
|
30
|
40
|
41
|
34
|
45
|
31
|
43
|
38
|
80
|
26
|
31
|
45
|
45
|
50
|
64
|
46
|
30
|
42
|
|
|
2026/03
|
25
|
21
|
29
|
25
|
43
|
45
|
34
|
28
|
37
|
28
|
34
|
40
|
57
|
42
|
31
|
39
|
55
|
40
|
36
|
38
|
35
|
44
|
34
|
36
|
60
|
34
|
38
|
42
|
53
|
43
|
39
|
|
2026/02
|
66
|
90
|
40
|
50
|
85
|
54
|
31
|
38
|
30
|
40
|
94
|
99
|
73
|
71
|
87
|
32
|
49
|
85
|
84
|
60
|
42
|
69
|
62
|
18
|
37
|
25
|
19
|
34
|
|||
|
2026/01
|
17
|
34
|
52
|
61
|
111
|
115
|
70
|
91
|
84
|
83
|
59
|
59
|
78
|
80
|
87
|
159
|
94
|
45
|
28
|
22
|
41
|
47
|
71
|
89
|
52
|
22
|
58
|
35
|
34
|
32
|
17
|
|
2025/12
|
98
|
48
|
37
|
32
|
53
|
69
|
98
|
75
|
45
|
37
|
89
|
24
|
32
|
62
|
65
|
59
|
110
|
42
|
42
|
108
|
27
|
23
|
43
|
50
|
40
|
22
|
34
|
76
|
89
|
86
|
28
|
|
2025/11
|
124
|
115
|
14
|
23
|
31
|
38
|
30
|
40
|
27
|
40
|
21
|
35
|
29
|
66
|
45
|
33
|
35
|
36
|
53
|
61
|
78
|
123
|
116
|
105
|
85
|
56
|
146
|
143
|
97
|
79
|
|
|
2025/10
|
46
|
24
|
40
|
27
|
26
|
32
|
34
|
15
|
20
|
33
|
39
|
42
|
68
|
42
|
29
|
29
|
19
|
21
|
28
|
31
|
29
|
28
|
31
|
31
|
32
|
38
|
44
|
18
|
21
|
25
|
30
|
|
2025/09
|
31
|
28
|
25
|
29
|
28
|
29
|
49
|
22
|
25
|
25
|
34
|
39
|
41
|
39
|
36
|
26
|
31
|
25
|
25
|
24
|
22
|
22
|
25
|
21
|
22
|
25
|
29
|
38
|
23
|
30
|
|
|
2025/08
|
38
|
37
|
31
|
35
|
35
|
23
|
24
|
29
|
39
|
40
|
41
|
36
|
25
|
23
|
19
|
27
|
28
|
16
|
21
|
29
|
46
|
42
|
39
|
30
|
28
|
35
|
16
|
16
|
18
|
16
|
25
|
|
2025/07
|
19
|
25
|
29
|
32
|
30
|
23
|
14
|
17
|
20
|
40
|
22
|
18
|
22
|
44
|
43
|
49
|
43
|
27
|
17
|
24
|
22
|
23
|
22
|
23
|
25
|
17
|
17
|
24
|
22
|
11
|
21
|
|
2025/06
|
17
|
17
|
35
|
63
|
42
|
41
|
40
|
21
|
24
|
29
|
29
|
18
|
15
|
34
|
16
|
25
|
53
|
49
|
39
|
24
|
26
|
13
|
11
|
26
|
42
|
48
|
33
|
38
|
24
|
16
|
|
|
2025/05
|
55
|
48
|
49
|
23
|
37
|
79
|
61
|
48
|
21
|
48
|
37
|
48
|
42
|
36
|
44
|
49
|
58
|
62
|
43
|
44
|
35
|
35
|
13
|
46
|
43
|
38
|
33
|
32
|
36
|
54
|
51
|
|
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