Air Quality
Excellent
No health implications.
23
PM2.5
43
PM10
53
O3
0.3
CO
3
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Apr
56
Good
Sun
20 Apr
52
Good
Mon
21 Apr
56
Good
Tue
22 Apr
58
Good
Wed
23 Apr
59
Good
Thu
24 Apr
58
Good
Fri
25 Apr
22
Excellent
Air quality in the last 12 months (Xinhui)
|
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
|
|||
|
2025/01
|
98
|
82
|
68
|
85
|
96
|
105
|
106
|
100
|
88
|
48
|
37
|
42
|
70
|
64
|
62
|
58
|
61
|
79
|
82
|
91
|
73
|
65
|
74
|
49
|
32
|
18
|
31
|
38
|
68
|
50
|
34
|
|
2024/12
|
72
|
92
|
75
|
70
|
62
|
81
|
62
|
39
|
57
|
82
|
64
|
34
|
42
|
59
|
48
|
49
|
72
|
52
|
56
|
72
|
68
|
64
|
79
|
75
|
69
|
71
|
86
|
68
|
94
|
115
|
90
|
|
2024/11
|
43
|
34
|
56
|
56
|
39
|
56
|
48
|
48
|
49
|
54
|
61
|
65
|
65
|
31
|
33
|
27
|
35
|
32
|
20
|
30
|
36
|
35
|
43
|
50
|
49
|
27
|
33
|
38
|
39
|
55
|
|
|
2024/10
|
37
|
27
|
39
|
38
|
44
|
47
|
54
|
74
|
60
|
40
|
48
|
53
|
51
|
36
|
41
|
35
|
33
|
37
|
67
|
57
|
43
|
41
|
26
|
32
|
40
|
43
|
37
|
29
|
28
|
43
|
46
|
|
2024/09
|
21
|
26
|
38
|
50
|
37
|
11
|
20
|
18
|
18
|
33
|
40
|
51
|
46
|
57
|
38
|
40
|
39
|
23
|
37
|
34
|
20
|
23
|
21
|
35
|
38
|
44
|
35
|
46
|
26
|
38
|
|
|
2024/08
|
23
|
22
|
21
|
22
|
33
|
38
|
39
|
22
|
20
|
20
|
22
|
19
|
35
|
31
|
29
|
25
|
13
|
25
|
24
|
21
|
18
|
22
|
32
|
25
|
26
|
36
|
33
|
44
|
39
|
39
|
21
|
|
2024/07
|
21
|
19
|
14
|
16
|
19
|
17
|
16
|
15
|
15
|
15
|
14
|
14
|
12
|
16
|
15
|
17
|
14
|
16
|
26
|
26
|
15
|
15
|
16
|
27
|
24
|
27
|
20
|
13
|
10
|
13
|
22
|
|
2024/06
|
9
|
28
|
19
|
16
|
31
|
35
|
35
|
19
|
15
|
15
|
22
|
25
|
23
|
25
|
19
|
21
|
20
|
20
|
20
|
17
|
14
|
21
|
13
|
14
|
18
|
36
|
21
|
14
|
13
|
16
|
|
|
2024/05
|
23
|
32
|
41
|
21
|
41
|
28
|
34
|
32
|
40
|
42
|
34
|
34
|
38
|
34
|
39
|
42
|
46
|
40
|
42
|
32
|
19
|
37
|
42
|
16
|
27
|
18
|
19
|
26
|
30
|
32
|
22
|
|
2024/04
|
37
|
45
|
23
|
20
|
29
|
37
|
31
|
44
|
34
|
37
|
44
|
41
|
35
|
30
|
35
|
32
|
28
|
25
|
26
|
24
|
17
|
26
|
24
|
45
|
21
|
30
|
38
|
29
|
22
|
29
|
|
|
2024/03
|
29
|
31
|
72
|
48
|
33
|
45
|
36
|
46
|
59
|
32
|
34
|
37
|
60
|
83
|
86
|
87
|
52
|
49
|
33
|
58
|
53
|
46
|
34
|
33
|
27
|
58
|
42
|
39
|
55
|
31
|
31
|
|
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