Air Quality
Excellent
No health implications.
10
PM2.5
15
PM10
80
O3
0.4
CO
6
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Jun
56
Good
Sun
22 Jun
60
Good
Mon
23 Jun
95
Good
Tue
24 Jun
139
Light
Wed
25 Jun
123
Light
Thu
26 Jun
115
Light
Fri
27 Jun
22
Excellent
Air quality in the last 12 months (Changling)
|
2025/05
|
32
|
28
|
27
|
26
|
35
|
32
|
47
|
50
|
41
|
38
|
45
|
70
|
65
|
71
|
68
|
42
|
30
|
40
|
33
|
41
|
46
|
41
|
32
|
40
|
36
|
42
|
57
|
67
|
60
|
64
|
55
|
|
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
|
|
|
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