Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
27
PM2.5
91
*
PM10
12
O3
0.9
CO
4
SO2
43
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
71
Good
Tue
9 Sep
73
Good
Wed
10 Sep
69
Good
Thu
11 Sep
55
Good
Fri
12 Sep
52
Good
Sat
13 Sep
30
Excellent
Sun
14 Sep
42
Excellent
Air quality in the last 12 months (Yonghe)
|
2025/08
|
51
|
51
|
53
|
46
|
40
|
44
|
47
|
44
|
33
|
40
|
44
|
49
|
47
|
55
|
41
|
21
|
43
|
43
|
43
|
29
|
36
|
45
|
24
|
36
|
48
|
42
|
28
|
31
|
36
|
48
|
48
|
|
2025/07
|
39
|
37
|
30
|
38
|
27
|
41
|
36
|
44
|
41
|
48
|
57
|
59
|
56
|
51
|
56
|
47
|
47
|
53
|
52
|
34
|
41
|
53
|
33
|
29
|
28
|
34
|
35
|
49
|
41
|
43
|
45
|
|
2025/06
|
51
|
47
|
40
|
47
|
56
|
56
|
60
|
50
|
65
|
53
|
60
|
59
|
56
|
41
|
42
|
47
|
46
|
52
|
36
|
41
|
40
|
48
|
52
|
50
|
55
|
44
|
46
|
34
|
46
|
39
|
|
|
2025/05
|
74
|
98
|
42
|
83
|
248
|
155
|
115
|
96
|
54
|
50
|
52
|
64
|
73
|
57
|
60
|
119
|
160
|
73
|
77
|
71
|
74
|
162
|
48
|
51
|
51
|
46
|
48
|
57
|
63
|
56
|
40
|
|
2025/04
|
68
|
61
|
91
|
112
|
67
|
90
|
106
|
100
|
81
|
57
|
183
|
162
|
114
|
48
|
57
|
116
|
144
|
97
|
71
|
76
|
147
|
141
|
96
|
53
|
63
|
66
|
55
|
50
|
69
|
111
|
|
|
2025/03
|
81
|
79
|
38
|
46
|
64
|
67
|
71
|
76
|
75
|
76
|
208
|
253
|
94
|
78
|
46
|
39
|
51
|
48
|
49
|
50
|
63
|
77
|
139
|
394
|
423
|
319
|
242
|
159
|
54
|
53
|
64
|
|
2025/02
|
105
|
76
|
35
|
55
|
38
|
111
|
46
|
38
|
55
|
72
|
74
|
75
|
65
|
72
|
78
|
74
|
71
|
78
|
72
|
74
|
81
|
69
|
50
|
52
|
67
|
71
|
72
|
72
|
|||
|
2025/01
|
81
|
65
|
69
|
82
|
96
|
58
|
55
|
53
|
56
|
63
|
74
|
62
|
98
|
64
|
53
|
59
|
73
|
81
|
79
|
86
|
86
|
97
|
129
|
141
|
77
|
81
|
37
|
71
|
147
|
91
|
102
|
|
2024/12
|
72
|
61
|
62
|
58
|
52
|
59
|
49
|
56
|
72
|
73
|
68
|
72
|
75
|
62
|
69
|
71
|
74
|
63
|
73
|
72
|
49
|
66
|
82
|
104
|
106
|
71
|
52
|
62
|
72
|
86
|
79
|
|
2024/11
|
63
|
57
|
68
|
56
|
60
|
65
|
76
|
84
|
96
|
103
|
110
|
96
|
62
|
57
|
70
|
75
|
61
|
60
|
46
|
67
|
77
|
85
|
102
|
96
|
58
|
62
|
80
|
46
|
55
|
69
|
|
|
2024/10
|
73
|
50
|
46
|
62
|
65
|
74
|
59
|
51
|
60
|
54
|
61
|
64
|
60
|
74
|
68
|
96
|
65
|
31
|
32
|
26
|
35
|
35
|
53
|
60
|
72
|
65
|
63
|
63
|
69
|
62
|
57
|
|
2024/09
|
48
|
47
|
43
|
46
|
26
|
49
|
32
|
49
|
56
|
43
|
42
|
42
|
50
|
36
|
50
|
45
|
45
|
49
|
44
|
33
|
27
|
50
|
58
|
63
|
63
|
64
|
79
|
63
|
30
|
29
|
|
|
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