Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
29
PM2.5
200
*
PM10
23
O3
0.7
CO
6
SO2
37
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
3 Jan
77
Good
Sun
4 Jan
88
Good
Mon
5 Jan
87
Good
Tue
6 Jan
92
Good
Wed
7 Jan
112
Light
Thu
8 Jan
48
Excellent
Fri
9 Jan
23
Excellent
Air quality in the last 12 months (Yanqi)
|
2025/11
|
77
|
84
|
91
|
85
|
66
|
39
|
45
|
58
|
76
|
88
|
91
|
75
|
82
|
86
|
74
|
47
|
37
|
70
|
81
|
94
|
100
|
106
|
110
|
94
|
90
|
76
|
133
|
87
|
83
|
59
|
|
|
2025/10
|
77
|
61
|
26
|
34
|
65
|
37
|
40
|
65
|
66
|
60
|
68
|
73
|
63
|
28
|
32
|
84
|
57
|
81
|
60
|
64
|
75
|
84
|
94
|
89
|
91
|
81
|
80
|
76
|
72
|
64
|
71
|
|
2025/09
|
107
|
401
|
367
|
66
|
112
|
236
|
229
|
133
|
136
|
50
|
39
|
43
|
56
|
38
|
42
|
30
|
31
|
49
|
49
|
43
|
21
|
79
|
75
|
26
|
9
|
21
|
62
|
63
|
64
|
102
|
|
|
2025/08
|
30
|
28
|
27
|
36
|
40
|
20
|
36
|
45
|
24
|
41
|
32
|
34
|
28
|
35
|
37
|
27
|
42
|
36
|
32
|
43
|
42
|
25
|
25
|
41
|
55
|
26
|
36
|
105
|
63
|
45
|
70
|
|
2025/07
|
31
|
23
|
18
|
65
|
72
|
65
|
27
|
25
|
29
|
24
|
54
|
31
|
110
|
63
|
51
|
47
|
43
|
22
|
70
|
74
|
56
|
45
|
61
|
81
|
43
|
45
|
54
|
52
|
57
|
67
|
37
|
|
2025/06
|
29
|
26
|
26
|
39
|
54
|
55
|
50
|
48
|
41
|
50
|
54
|
35
|
16
|
34
|
28
|
49
|
48
|
21
|
31
|
33
|
31
|
25
|
38
|
43
|
27
|
47
|
42
|
17
|
54
|
34
|
|
|
2025/05
|
86
|
87
|
36
|
267
|
416
|
63
|
100
|
170
|
64
|
65
|
64
|
52
|
40
|
80
|
80
|
58
|
72
|
148
|
114
|
40
|
88
|
103
|
94
|
68
|
57
|
77
|
88
|
75
|
149
|
101
|
79
|
|
2025/04
|
463
|
439
|
196
|
144
|
346
|
185
|
110
|
61
|
60
|
143
|
63
|
43
|
126
|
239
|
117
|
94
|
293
|
414
|
182
|
99
|
69
|
269
|
195
|
159
|
93
|
45
|
46
|
81
|
122
|
102
|
|
|
2025/03
|
104
|
99
|
75
|
71
|
75
|
200
|
245
|
101
|
116
|
138
|
276
|
145
|
82
|
156
|
80
|
116
|
130
|
182
|
152
|
99
|
144
|
272
|
316
|
154
|
213
|
445
|
153
|
93
|
215
|
391
|
442
|
|
2025/02
|
70
|
78
|
74
|
62
|
57
|
213
|
152
|
186
|
159
|
113
|
238
|
309
|
171
|
170
|
161
|
144
|
126
|
105
|
125
|
109
|
89
|
68
|
76
|
224
|
232
|
187
|
169
|
119
|
|||
|
2025/01
|
83
|
70
|
67
|
74
|
69
|
65
|
57
|
58
|
57
|
44
|
34
|
31
|
52
|
49
|
45
|
62
|
71
|
64
|
65
|
70
|
75
|
73
|
65
|
52
|
136
|
410
|
274
|
280
|
167
|
153
|
116
|
|
2024/12
|
76
|
77
|
62
|
65
|
54
|
54
|
61
|
58
|
54
|
24
|
31
|
34
|
28
|
33
|
39
|
44
|
45
|
50
|
49
|
52
|
51
|
56
|
67
|
69
|
66
|
55
|
57
|
95
|
89
|
73
|
69
|
|
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