Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
47
*
PM2.5
67
PM10
23
O3
0.6
CO
7
SO2
30
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
18 Dec
89
Good
Fri
19 Dec
64
Good
Sat
20 Dec
60
Good
Sun
21 Dec
63
Good
Mon
22 Dec
59
Good
Tue
23 Dec
59
Good
Wed
24 Dec
17
Excellent
Air quality in the last 12 months (Sifangtai)
|
2025/11
|
66
|
51
|
57
|
62
|
96
|
77
|
25
|
64
|
36
|
19
|
28
|
54
|
38
|
34
|
51
|
82
|
55
|
39
|
73
|
70
|
42
|
92
|
108
|
77
|
36
|
54
|
76
|
56
|
54
|
52
|
|
|
2025/10
|
25
|
23
|
42
|
38
|
24
|
37
|
29
|
21
|
27
|
41
|
33
|
29
|
50
|
61
|
38
|
43
|
41
|
15
|
18
|
21
|
25
|
40
|
43
|
129
|
119
|
134
|
138
|
35
|
79
|
90
|
51
|
|
2025/09
|
24
|
24
|
23
|
32
|
34
|
21
|
25
|
29
|
21
|
17
|
27
|
31
|
32
|
35
|
24
|
16
|
15
|
18
|
28
|
28
|
32
|
24
|
25
|
21
|
14
|
13
|
20
|
23
|
33
|
33
|
|
|
2025/08
|
27
|
31
|
25
|
26
|
25
|
25
|
26
|
21
|
22
|
11
|
25
|
32
|
29
|
16
|
16
|
13
|
15
|
23
|
18
|
17
|
24
|
18
|
13
|
20
|
18
|
14
|
19
|
22
|
15
|
15
|
22
|
|
2025/07
|
29
|
23
|
30
|
24
|
30
|
19
|
24
|
31
|
30
|
22
|
28
|
30
|
26
|
24
|
24
|
31
|
25
|
26
|
32
|
30
|
19
|
26
|
34
|
31
|
30
|
22
|
25
|
23
|
32
|
17
|
25
|
|
2025/06
|
46
|
30
|
19
|
15
|
17
|
18
|
17
|
20
|
24
|
18
|
16
|
23
|
27
|
32
|
27
|
28
|
19
|
22
|
39
|
24
|
15
|
17
|
29
|
39
|
46
|
45
|
44
|
48
|
33
|
25
|
|
|
2025/05
|
44
|
45
|
25
|
15
|
22
|
31
|
39
|
35
|
28
|
33
|
44
|
68
|
43
|
38
|
31
|
31
|
34
|
22
|
27
|
32
|
21
|
33
|
23
|
19
|
20
|
28
|
30
|
42
|
51
|
46
|
50
|
|
2025/04
|
58
|
60
|
72
|
58
|
60
|
47
|
55
|
62
|
65
|
108
|
127
|
81
|
64
|
37
|
45
|
33
|
87
|
75
|
39
|
41
|
74
|
40
|
57
|
42
|
36
|
16
|
27
|
32
|
34
|
35
|
|
|
2025/03
|
16
|
19
|
23
|
39
|
43
|
40
|
29
|
52
|
60
|
67
|
70
|
52
|
20
|
17
|
20
|
27
|
45
|
26
|
42
|
105
|
53
|
13
|
19
|
37
|
39
|
34
|
22
|
21
|
26
|
15
|
44
|
|
2025/02
|
68
|
100
|
84
|
54
|
22
|
29
|
56
|
51
|
31
|
46
|
62
|
79
|
35
|
28
|
49
|
32
|
14
|
37
|
72
|
44
|
33
|
26
|
34
|
40
|
54
|
23
|
53
|
60
|
|||
|
2025/01
|
89
|
59
|
63
|
84
|
76
|
57
|
87
|
86
|
62
|
61
|
79
|
105
|
90
|
103
|
47
|
54
|
68
|
130
|
127
|
108
|
137
|
189
|
143
|
136
|
116
|
139
|
120
|
61
|
68
|
55
|
56
|
|
2024/12
|
35
|
21
|
21
|
19
|
18
|
18
|
23
|
37
|
49
|
65
|
31
|
35
|
29
|
42
|
30
|
21
|
20
|
33
|
36
|
53
|
73
|
57
|
50
|
36
|
44
|
21
|
20
|
33
|
32
|
66
|
85
|
|
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