Air Quality
Lightly
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
42
PM2.5
74
PM10
214
O3
0.8
CO
9
SO2
14
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
19 May
149
Lightly
Mon
20 May
112
Lightly
Tue
21 May
147
Lightly
Wed
22 May
154
Moderately
Thu
23 May
157
Moderately
Fri
24 May
128
Lightly
Sat
25 May
117
Lightly
Air quality in the last 12 months (Changqing)
|
2024/02
|
41
|
56
|
63
|
49
|
59
|
105
|
116
|
142
|
184
|
194
|
125
|
86
|
66
|
69
|
46
|
54
|
47
|
62
|
44
|
42
|
26
|
36
|
32
|
62
|
82
|
75
|
69
|
85
|
89
|
||
|
2024/01
|
160
|
203
|
189
|
88
|
82
|
59
|
43
|
62
|
102
|
66
|
182
|
258
|
282
|
119
|
43
|
68
|
155
|
84
|
50
|
56
|
49
|
26
|
38
|
52
|
54
|
74
|
77
|
80
|
105
|
166
|
192
|
|
2023/12
|
58
|
70
|
81
|
105
|
121
|
264
|
111
|
82
|
97
|
51
|
31
|
66
|
107
|
36
|
48
|
31
|
36
|
51
|
81
|
28
|
41
|
66
|
116
|
130
|
90
|
122
|
121
|
152
|
222
|
221
|
178
|
|
2023/11
|
65
|
76
|
135
|
98
|
38
|
51
|
45
|
65
|
70
|
32
|
34
|
58
|
56
|
70
|
111
|
71
|
44
|
57
|
88
|
93
|
84
|
144
|
83
|
39
|
59
|
88
|
122
|
59
|
48
|
47
|
|
|
2023/10
|
37
|
46
|
49
|
60
|
63
|
66
|
58
|
53
|
55
|
50
|
60
|
68
|
100
|
93
|
95
|
82
|
74
|
73
|
61
|
36
|
50
|
72
|
69
|
75
|
93
|
92
|
58
|
83
|
91
|
109
|
74
|
|
2023/09
|
71
|
89
|
84
|
76
|
84
|
87
|
81
|
74
|
75
|
69
|
72
|
44
|
52
|
51
|
66
|
67
|
58
|
47
|
44
|
29
|
35
|
45
|
48
|
45
|
48
|
47
|
60
|
47
|
50
|
48
|
|
|
2023/08
|
32
|
35
|
39
|
42
|
37
|
35
|
58
|
63
|
69
|
75
|
74
|
42
|
37
|
58
|
56
|
65
|
66
|
63
|
58
|
42
|
33
|
46
|
60
|
40
|
70
|
58
|
22
|
35
|
48
|
57
|
59
|
|
2023/07
|
79
|
70
|
57
|
30
|
71
|
62
|
65
|
62
|
66
|
47
|
46
|
28
|
38
|
66
|
53
|
51
|
65
|
66
|
48
|
54
|
35
|
34
|
44
|
49
|
55
|
49
|
53
|
30
|
20
|
17
|
29
|
|
2023/06
|
66
|
62
|
61
|
61
|
58
|
61
|
79
|
50
|
66
|
72
|
76
|
57
|
69
|
67
|
88
|
88
|
91
|
44
|
32
|
70
|
73
|
80
|
77
|
91
|
38
|
46
|
65
|
35
|
50
|
76
|
|
|
2023/05
|
77
|
69
|
61
|
29
|
28
|
54
|
54
|
43
|
61
|
73
|
89
|
69
|
53
|
71
|
80
|
67
|
59
|
69
|
63
|
114
|
141
|
53
|
58
|
59
|
49
|
57
|
50
|
23
|
54
|
72
|
66
|
|
2023/04
|
59
|
61
|
57
|
32
|
31
|
44
|
45
|
57
|
75
|
75
|
415
|
483
|
204
|
151
|
247
|
81
|
86
|
103
|
86
|
119
|
62
|
34
|
47
|
49
|
49
|
58
|
60
|
60
|
67
|
75
|
|
|
2023/03
|
125
|
69
|
92
|
91
|
96
|
100
|
99
|
134
|
104
|
84
|
167
|
63
|
102
|
85
|
221
|
77
|
55
|
66
|
70
|
73
|
89
|
272
|
327
|
124
|
117
|
85
|
119
|
102
|
84
|
61
|
73
|
|
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