Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
16
PM2.5
62
*
PM10
92
O3
0.2
CO
5
SO2
2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
8 Sep
109
Lightly
Mon
9 Sep
105
Lightly
Tue
10 Sep
59
Good
Wed
11 Sep
59
Good
Thu
12 Sep
67
Good
Fri
13 Sep
66
Good
Sat
14 Sep
66
Good
Air quality in the last 12 months (Yanqi)
|
2024/07
|
48
|
37
|
22
|
37
|
41
|
56
|
30
|
45
|
44
|
29
|
49
|
50
|
29
|
29
|
30
|
54
|
48
|
45
|
66
|
73
|
80
|
58
|
67
|
64
|
66
|
47
|
38
|
43
|
49
|
45
|
60
|
|
2024/06
|
28
|
57
|
72
|
35
|
34
|
60
|
66
|
56
|
37
|
61
|
52
|
39
|
34
|
33
|
45
|
30
|
35
|
83
|
128
|
53
|
60
|
47
|
45
|
49
|
43
|
52
|
55
|
51
|
51
|
52
|
|
|
2024/05
|
93
|
125
|
62
|
75
|
87
|
79
|
74
|
81
|
66
|
70
|
63
|
72
|
72
|
65
|
156
|
309
|
162
|
153
|
115
|
80
|
86
|
75
|
56
|
53
|
47
|
33
|
39
|
114
|
67
|
46
|
30
|
|
2024/04
|
57
|
29
|
55
|
56
|
41
|
54
|
87
|
64
|
115
|
73
|
38
|
79
|
392
|
394
|
250
|
132
|
100
|
53
|
34
|
70
|
85
|
56
|
69
|
56
|
60
|
51
|
89
|
103
|
57
|
54
|
|
|
2024/03
|
242
|
140
|
139
|
115
|
247
|
169
|
163
|
179
|
148
|
163
|
123
|
134
|
122
|
110
|
62
|
42
|
149
|
291
|
229
|
272
|
175
|
105
|
89
|
47
|
71
|
61
|
78
|
123
|
103
|
68
|
70
|
|
2024/02
|
77
|
68
|
65
|
63
|
54
|
56
|
99
|
134
|
86
|
76
|
81
|
66
|
66
|
108
|
161
|
247
|
440
|
479
|
465
|
325
|
188
|
182
|
211
|
223
|
208
|
181
|
156
|
100
|
153
|
||
|
2024/01
|
102
|
101
|
100
|
76
|
80
|
93
|
99
|
103
|
99
|
87
|
83
|
88
|
77
|
70
|
75
|
74
|
73
|
86
|
84
|
63
|
48
|
30
|
41
|
50
|
72
|
70
|
79
|
81
|
83
|
82
|
80
|
|
2023/12
|
78
|
70
|
73
|
79
|
87
|
99
|
73
|
62
|
42
|
48
|
47
|
62
|
96
|
96
|
112
|
92
|
96
|
97
|
111
|
94
|
82
|
103
|
107
|
202
|
240
|
205
|
163
|
186
|
156
|
127
|
98
|
|
2023/11
|
62
|
90
|
61
|
83
|
235
|
129
|
162
|
202
|
166
|
99
|
45
|
89
|
100
|
75
|
100
|
108
|
97
|
107
|
93
|
100
|
87
|
86
|
53
|
68
|
74
|
92
|
89
|
86
|
67
|
65
|
|
|
2023/10
|
61
|
59
|
61
|
69
|
61
|
53
|
58
|
64
|
60
|
47
|
65
|
89
|
81
|
81
|
76
|
44
|
56
|
80
|
115
|
117
|
101
|
120
|
110
|
78
|
78
|
87
|
88
|
77
|
75
|
71
|
77
|
|
2023/09
|
99
|
73
|
55
|
71
|
61
|
43
|
64
|
87
|
69
|
46
|
68
|
50
|
43
|
35
|
33
|
33
|
42
|
31
|
46
|
94
|
37
|
30
|
27
|
25
|
28
|
143
|
90
|
64
|
50
|
43
|
|
|
2023/08
|
70
|
43
|
57
|
44
|
52
|
70
|
50
|
65
|
48
|
43
|
62
|
64
|
48
|
38
|
37
|
36
|
38
|
45
|
59
|
60
|
63
|
58
|
43
|
35
|
43
|
52
|
48
|
49
|
78
|
83
|
83
|
|
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