Air Quality
Excellent
No health implications.
16
PM2.5
38
PM10
6
O3
0.8
CO
9
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Aug
51
Good
Mon
17 Aug
47
Excellent
Tue
18 Aug
53
Good
Wed
19 Aug
51
Good
Thu
20 Aug
47
Excellent
Fri
21 Aug
15
Excellent
Sat
22 Aug
48
Excellent
Air quality in the last 12 months (Sifangtai)
|
2026/07
|
36
|
35
|
28
|
18
|
20
|
21
|
21
|
16
|
22
|
22
|
22
|
21
|
29
|
22
|
24
|
24
|
26
|
33
|
41
|
38
|
36
|
28
|
29
|
21
|
13
|
13
|
13
|
20
|
20
|
17
|
18
|
|
2026/06
|
72
|
28
|
25
|
14
|
18
|
19
|
16
|
20
|
19
|
21
|
25
|
30
|
24
|
29
|
33
|
23
|
25
|
26
|
28
|
28
|
25
|
23
|
33
|
32
|
33
|
24
|
21
|
22
|
29
|
35
|
|
|
2026/05
|
30
|
34
|
35
|
42
|
68
|
31
|
32
|
38
|
39
|
43
|
49
|
85
|
106
|
47
|
40
|
36
|
26
|
23
|
52
|
43
|
42
|
38
|
41
|
30
|
41
|
27
|
28
|
22
|
33
|
28
|
40
|
|
2026/04
|
102
|
105
|
88
|
51
|
41
|
25
|
26
|
39
|
57
|
37
|
39
|
34
|
26
|
34
|
56
|
51
|
59
|
33
|
36
|
51
|
43
|
21
|
22
|
26
|
29
|
32
|
29
|
31
|
39
|
56
|
|
|
2026/03
|
32
|
43
|
45
|
50
|
53
|
49
|
35
|
47
|
34
|
42
|
44
|
48
|
37
|
58
|
33
|
47
|
50
|
84
|
61
|
50
|
142
|
115
|
66
|
111
|
93
|
104
|
103
|
174
|
129
|
33
|
83
|
|
2026/02
|
49
|
51
|
50
|
52
|
34
|
23
|
26
|
34
|
52
|
75
|
70
|
42
|
63
|
47
|
27
|
30
|
51
|
22
|
31
|
62
|
82
|
93
|
75
|
44
|
44
|
38
|
27
|
23
|
|||
|
2026/01
|
29
|
48
|
58
|
30
|
24
|
39
|
37
|
23
|
54
|
54
|
35
|
73
|
67
|
30
|
58
|
46
|
52
|
48
|
54
|
44
|
34
|
33
|
45
|
49
|
35
|
29
|
40
|
56
|
42
|
42
|
37
|
|
2025/12
|
34
|
40
|
30
|
27
|
29
|
48
|
69
|
55
|
46
|
33
|
24
|
34
|
54
|
95
|
75
|
31
|
33
|
66
|
76
|
37
|
30
|
46
|
58
|
49
|
52
|
27
|
46
|
51
|
44
|
27
|
33
|
|
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
|
|
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