Air Quality
Excellent
No health implications.
18
PM2.5
28
PM10
99
O3
0.4
CO
6
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Feb
77
Good
Fri
13 Feb
77
Good
Sat
14 Feb
52
Good
Sun
15 Feb
51
Good
Mon
16 Feb
52
Good
Tue
17 Feb
45
Excellent
Wed
18 Feb
20
Excellent
Air quality in the last 12 months (Xinhui)
|
2026/01
|
67
|
30
|
46
|
73
|
74
|
40
|
53
|
45
|
53
|
86
|
56
|
80
|
109
|
103
|
86
|
103
|
91
|
68
|
61
|
60
|
40
|
41
|
50
|
84
|
88
|
76
|
75
|
72
|
48
|
37
|
38
|
|
2025/12
|
64
|
76
|
53
|
84
|
115
|
115
|
110
|
78
|
68
|
96
|
99
|
54
|
41
|
37
|
54
|
101
|
88
|
59
|
69
|
56
|
65
|
66
|
46
|
54
|
25
|
42
|
62
|
90
|
113
|
89
|
80
|
|
2025/11
|
38
|
49
|
44
|
25
|
32
|
44
|
63
|
48
|
40
|
22
|
22
|
23
|
25
|
42
|
65
|
78
|
65
|
48
|
29
|
34
|
40
|
47
|
77
|
63
|
48
|
62
|
54
|
62
|
80
|
80
|
|
|
2025/10
|
28
|
20
|
19
|
36
|
15
|
18
|
29
|
35
|
37
|
39
|
32
|
21
|
22
|
20
|
29
|
44
|
37
|
52
|
44
|
25
|
17
|
17
|
28
|
45
|
49
|
50
|
64
|
70
|
72
|
70
|
51
|
|
2025/09
|
19
|
17
|
17
|
20
|
17
|
27
|
22
|
11
|
17
|
21
|
23
|
20
|
22
|
21
|
23
|
22
|
34
|
38
|
31
|
32
|
18
|
25
|
26
|
14
|
17
|
30
|
32
|
24
|
22
|
28
|
|
|
2025/08
|
30
|
25
|
30
|
38
|
23
|
14
|
28
|
35
|
29
|
25
|
20
|
21
|
23
|
21
|
16
|
25
|
22
|
13
|
19
|
19
|
21
|
22
|
34
|
17
|
18
|
27
|
36
|
66
|
28
|
21
|
20
|
|
2025/07
|
19
|
20
|
32
|
41
|
46
|
27
|
40
|
20
|
29
|
30
|
27
|
31
|
27
|
27
|
27
|
30
|
32
|
36
|
32
|
12
|
13
|
18
|
17
|
32
|
26
|
38
|
37
|
36
|
30
|
36
|
29
|
|
2025/06
|
38
|
30
|
24
|
36
|
23
|
30
|
26
|
22
|
22
|
23
|
20
|
13
|
18
|
15
|
24
|
24
|
16
|
17
|
14
|
15
|
16
|
21
|
16
|
16
|
23
|
15
|
16
|
22
|
19
|
16
|
|
|
2025/05
|
38
|
46
|
43
|
31
|
24
|
29
|
22
|
26
|
25
|
45
|
39
|
50
|
42
|
36
|
26
|
18
|
18
|
20
|
28
|
23
|
27
|
24
|
25
|
28
|
44
|
63
|
56
|
38
|
35
|
27
|
31
|
|
2025/04
|
42
|
55
|
57
|
45
|
40
|
74
|
81
|
66
|
45
|
39
|
33
|
41
|
220
|
155
|
106
|
92
|
63
|
43
|
33
|
36
|
34
|
33
|
30
|
29
|
26
|
45
|
34
|
45
|
37
|
46
|
|
|
2025/03
|
38
|
31
|
30
|
32
|
27
|
16
|
27
|
45
|
69
|
53
|
40
|
36
|
35
|
40
|
33
|
16
|
47
|
55
|
51
|
66
|
66
|
60
|
55
|
58
|
55
|
41
|
33
|
37
|
20
|
15
|
18
|
|
2025/02
|
45
|
30
|
12
|
29
|
52
|
56
|
27
|
51
|
41
|
54
|
55
|
54
|
53
|
58
|
34
|
67
|
51
|
68
|
50
|
39
|
52
|
56
|
36
|
40
|
53
|
83
|
80
|
42
|
|||
|
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