Air Quality
Excellent
No health implications.
16
PM2.5
44
PM10
159
O3
0.6
CO
7
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 May
101
Light
Mon
11 May
105
Light
Tue
12 May
118
Light
Wed
13 May
134
Light
Thu
14 May
135
Light
Fri
15 May
121
Light
Sat
16 May
34
Excellent
Air quality in the last 12 months (Changqing)
|
2026/04
|
105
|
54
|
64
|
55
|
88
|
55
|
63
|
51
|
50
|
61
|
56
|
49
|
55
|
53
|
59
|
51
|
72
|
70
|
76
|
78
|
65
|
37
|
51
|
44
|
45
|
59
|
82
|
47
|
37
|
47
|
|
|
2026/03
|
104
|
131
|
140
|
157
|
106
|
55
|
77
|
87
|
98
|
113
|
144
|
118
|
111
|
109
|
54
|
114
|
127
|
65
|
56
|
79
|
106
|
104
|
99
|
78
|
88
|
74
|
93
|
97
|
61
|
84
|
93
|
|
2026/02
|
168
|
114
|
110
|
121
|
132
|
52
|
53
|
57
|
63
|
76
|
105
|
99
|
95
|
98
|
106
|
59
|
125
|
75
|
79
|
68
|
77
|
193
|
85
|
67
|
67
|
91
|
96
|
119
|
|||
|
2026/01
|
40
|
47
|
105
|
121
|
186
|
197
|
54
|
46
|
101
|
84
|
46
|
70
|
81
|
113
|
144
|
99
|
54
|
50
|
39
|
28
|
41
|
57
|
80
|
123
|
120
|
73
|
110
|
133
|
131
|
116
|
182
|
|
2025/12
|
88
|
51
|
47
|
61
|
68
|
107
|
90
|
56
|
76
|
80
|
88
|
32
|
70
|
70
|
69
|
139
|
95
|
103
|
173
|
102
|
52
|
47
|
68
|
93
|
35
|
43
|
63
|
105
|
111
|
87
|
39
|
|
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
|
|
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