Air Quality
Excellent
No health implications.
22
PM2.5
29
PM10
20
O3
0.7
CO
3
SO2
29
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Dec
56
Good
Sat
13 Dec
63
Good
Sun
14 Dec
80
Good
Mon
15 Dec
85
Good
Tue
16 Dec
129
Light
Wed
17 Dec
119
Light
Thu
18 Dec
17
Excellent
Air quality in the last 12 months (Changqing)
|
2025/11
|
101
|
43
|
49
|
60
|
64
|
77
|
101
|
79
|
60
|
54
|
64
|
71
|
63
|
88
|
121
|
104
|
31
|
48
|
49
|
66
|
66
|
93
|
86
|
134
|
36
|
102
|
107
|
136
|
104
|
127
|
|
|
2025/10
|
44
|
27
|
28
|
34
|
15
|
13
|
30
|
38
|
12
|
13
|
20
|
17
|
27
|
45
|
50
|
56
|
49
|
31
|
42
|
37
|
45
|
53
|
56
|
67
|
69
|
73
|
80
|
78
|
55
|
61
|
103
|
|
2025/09
|
21
|
31
|
34
|
50
|
44
|
33
|
45
|
45
|
29
|
42
|
47
|
54
|
55
|
48
|
35
|
27
|
23
|
44
|
28
|
19
|
39
|
29
|
37
|
25
|
41
|
35
|
23
|
37
|
51
|
44
|
|
|
2025/08
|
44
|
25
|
35
|
51
|
39
|
39
|
45
|
38
|
17
|
34
|
35
|
25
|
35
|
40
|
26
|
21
|
22
|
38
|
35
|
26
|
28
|
28
|
26
|
41
|
29
|
37
|
26
|
27
|
31
|
40
|
22
|
|
2025/07
|
21
|
25
|
23
|
28
|
34
|
44
|
39
|
38
|
29
|
71
|
45
|
53
|
50
|
35
|
37
|
39
|
35
|
34
|
50
|
45
|
21
|
15
|
23
|
32
|
33
|
28
|
21
|
27
|
25
|
31
|
46
|
|
2025/06
|
61
|
57
|
37
|
31
|
58
|
57
|
76
|
69
|
72
|
34
|
53
|
49
|
50
|
48
|
28
|
22
|
32
|
44
|
17
|
37
|
38
|
36
|
35
|
46
|
48
|
48
|
45
|
28
|
17
|
22
|
|
|
2025/05
|
47
|
64
|
40
|
39
|
60
|
60
|
64
|
72
|
27
|
28
|
47
|
54
|
55
|
56
|
41
|
75
|
73
|
65
|
87
|
66
|
61
|
67
|
55
|
51
|
36
|
47
|
50
|
53
|
50
|
55
|
55
|
|
2025/04
|
70
|
35
|
50
|
78
|
55
|
71
|
98
|
96
|
61
|
70
|
75
|
161
|
56
|
60
|
49
|
83
|
145
|
86
|
43
|
59
|
48
|
77
|
68
|
59
|
68
|
66
|
57
|
47
|
52
|
78
|
|
|
2025/03
|
113
|
32
|
37
|
55
|
74
|
83
|
85
|
83
|
83
|
83
|
89
|
132
|
92
|
60
|
69
|
39
|
50
|
34
|
50
|
48
|
51
|
59
|
86
|
143
|
147
|
106
|
116
|
129
|
49
|
56
|
77
|
|
2025/02
|
75
|
130
|
46
|
26
|
44
|
88
|
46
|
34
|
46
|
61
|
66
|
77
|
59
|
72
|
80
|
72
|
47
|
66
|
64
|
82
|
97
|
57
|
47
|
37
|
67
|
83
|
92
|
97
|
|||
|
2025/01
|
120
|
76
|
62
|
129
|
164
|
40
|
49
|
48
|
47
|
46
|
79
|
96
|
77
|
92
|
47
|
63
|
68
|
94
|
106
|
69
|
141
|
120
|
106
|
189
|
86
|
87
|
36
|
48
|
85
|
127
|
72
|
|
2024/12
|
99
|
77
|
58
|
81
|
111
|
108
|
42
|
45
|
74
|
111
|
91
|
62
|
74
|
66
|
63
|
71
|
73
|
41
|
69
|
88
|
45
|
39
|
56
|
89
|
146
|
72
|
57
|
61
|
72
|
103
|
85
|
|
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