Air Quality
Excellent
No health implications.
12
PM2.5
19
PM10
33
O3
0.5
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jun
44
Excellent
Sun
28 Jun
56
Good
Mon
29 Jun
49
Excellent
Tue
30 Jun
55
Good
Wed
1 Jul
54
Good
Thu
2 Jul
65
Good
Fri
3 Jul
36
Excellent
Air quality in the last 12 months (Sifangtai)
|
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
|
|
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
|
|
|
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