Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
62
PM2.5
231
*
PM10
77
O3
0.5
CO
7
SO2
19
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
10 Mar
120
Light
Wed
11 Mar
102
Light
Thu
12 Mar
88
Good
Fri
13 Mar
80
Good
Sat
14 Mar
83
Good
Sun
15 Mar
108
Light
Mon
16 Mar
33
Excellent
Air quality in the last 12 months (Yanqi)
|
2026/02
|
65
|
70
|
87
|
77
|
79
|
72
|
119
|
155
|
133
|
184
|
203
|
154
|
121
|
87
|
55
|
68
|
78
|
113
|
206
|
140
|
100
|
88
|
108
|
69
|
86
|
83
|
104
|
76
|
|||
|
2026/01
|
44
|
88
|
80
|
64
|
43
|
43
|
45
|
63
|
69
|
66
|
35
|
59
|
59
|
56
|
64
|
55
|
55
|
62
|
63
|
112
|
187
|
177
|
165
|
151
|
141
|
125
|
111
|
102
|
73
|
75
|
71
|
|
2025/12
|
60
|
59
|
64
|
58
|
66
|
71
|
68
|
67
|
66
|
67
|
122
|
92
|
124
|
88
|
82
|
95
|
95
|
90
|
72
|
61
|
46
|
58
|
58
|
62
|
51
|
41
|
39
|
49
|
62
|
53
|
50
|
|
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
|
|
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