Air Quality
Excellent
No health implications.
8
PM2.5
16
PM10
92
O3
0.3
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Jun
62
Good
Fri
6 Jun
53
Good
Sat
7 Jun
49
Excellent
Sun
8 Jun
70
Good
Mon
9 Jun
72
Good
Tue
10 Jun
49
Excellent
Wed
11 Jun
50
Excellent
Air quality in the last 12 months (Changling)
|
2025/04
|
94
|
74
|
97
|
87
|
54
|
66
|
63
|
59
|
76
|
80
|
90
|
38
|
19
|
30
|
36
|
38
|
70
|
33
|
33
|
54
|
52
|
24
|
42
|
68
|
61
|
102
|
40
|
43
|
75
|
38
|
|
|
2025/03
|
56
|
34
|
48
|
58
|
77
|
72
|
70
|
89
|
132
|
138
|
103
|
122
|
48
|
46
|
48
|
69
|
82
|
65
|
74
|
73
|
71
|
165
|
181
|
85
|
142
|
131
|
42
|
33
|
31
|
36
|
62
|
|
2025/02
|
119
|
154
|
67
|
69
|
71
|
77
|
43
|
36
|
59
|
82
|
112
|
76
|
51
|
66
|
92
|
46
|
41
|
42
|
47
|
52
|
58
|
62
|
54
|
58
|
106
|
50
|
78
|
97
|
|||
|
2025/01
|
45
|
36
|
45
|
80
|
124
|
124
|
51
|
51
|
57
|
69
|
90
|
124
|
93
|
57
|
42
|
47
|
57
|
82
|
67
|
88
|
106
|
114
|
122
|
147
|
141
|
159
|
133
|
77
|
73
|
61
|
91
|
|
2024/12
|
49
|
27
|
33
|
27
|
36
|
43
|
44
|
49
|
64
|
64
|
42
|
56
|
97
|
40
|
40
|
50
|
55
|
68
|
57
|
81
|
71
|
53
|
56
|
45
|
61
|
40
|
40
|
46
|
59
|
80
|
45
|
|
2024/11
|
47
|
61
|
85
|
27
|
31
|
47
|
55
|
125
|
98
|
67
|
70
|
50
|
90
|
73
|
124
|
53
|
47
|
68
|
64
|
59
|
61
|
77
|
163
|
127
|
103
|
49
|
30
|
49
|
41
|
59
|
|
|
2024/10
|
27
|
31
|
31
|
42
|
48
|
36
|
52
|
48
|
48
|
24
|
32
|
35
|
61
|
55
|
25
|
34
|
53
|
38
|
33
|
36
|
41
|
36
|
48
|
59
|
62
|
48
|
34
|
51
|
69
|
67
|
74
|
|
2024/09
|
16
|
21
|
24
|
30
|
19
|
20
|
26
|
31
|
39
|
24
|
31
|
34
|
34
|
24
|
27
|
32
|
40
|
31
|
35
|
19
|
28
|
41
|
33
|
43
|
28
|
40
|
45
|
42
|
52
|
25
|
|
|
2024/08
|
14
|
15
|
21
|
25
|
18
|
23
|
33
|
27
|
25
|
25
|
19
|
18
|
19
|
23
|
27
|
34
|
38
|
38
|
24
|
22
|
13
|
14
|
27
|
35
|
24
|
24
|
21
|
25
|
30
|
32
|
22
|
|
2024/07
|
66
|
51
|
25
|
27
|
34
|
39
|
47
|
75
|
62
|
67
|
73
|
74
|
64
|
60
|
59
|
37
|
18
|
30
|
36
|
27
|
34
|
26
|
21
|
19
|
24
|
11
|
15
|
13
|
19
|
25
|
19
|
|
2024/06
|
22
|
27
|
33
|
38
|
48
|
49
|
45
|
32
|
23
|
33
|
46
|
30
|
34
|
19
|
16
|
26
|
21
|
27
|
55
|
35
|
38
|
52
|
10
|
11
|
21
|
34
|
46
|
46
|
38
|
37
|
|
|
2024/05
|
52
|
56
|
64
|
90
|
56
|
70
|
54
|
66
|
46
|
74
|
64
|
33
|
39
|
47
|
29
|
32
|
50
|
50
|
29
|
27
|
51
|
56
|
36
|
30
|
34
|
16
|
18
|
29
|
34
|
27
|
17
|
|
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