Air Quality
Excellent
No health implications.
7
PM2.5
9
PM10
77
O3
0.4
CO
4
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 May
94
Good
Thu
22 May
87
Good
Fri
23 May
59
Good
Sat
24 May
85
Good
Sun
25 May
99
Good
Mon
26 May
116
Light
Tue
27 May
20
Excellent
Air quality in the last 12 months (Wuzhong)
|
2025/04
|
46
|
64
|
42
|
48
|
68
|
68
|
66
|
63
|
79
|
91
|
72
|
119
|
89
|
79
|
51
|
55
|
61
|
64
|
76
|
51
|
72
|
71
|
52
|
76
|
56
|
35
|
45
|
60
|
45
|
57
|
|
|
2025/03
|
46
|
55
|
22
|
19
|
30
|
43
|
57
|
86
|
47
|
48
|
60
|
29
|
32
|
41
|
24
|
45
|
44
|
41
|
50
|
57
|
51
|
54
|
62
|
60
|
81
|
90
|
69
|
61
|
68
|
42
|
36
|
|
2025/02
|
27
|
66
|
76
|
69
|
47
|
42
|
52
|
35
|
45
|
56
|
39
|
93
|
49
|
37
|
87
|
98
|
58
|
41
|
52
|
36
|
34
|
65
|
84
|
85
|
113
|
113
|
123
|
67
|
|||
|
2025/01
|
79
|
56
|
64
|
53
|
91
|
88
|
72
|
71
|
37
|
47
|
64
|
67
|
92
|
128
|
41
|
59
|
72
|
84
|
103
|
163
|
176
|
64
|
44
|
43
|
27
|
50
|
45
|
43
|
91
|
72
|
50
|
|
2024/12
|
66
|
81
|
74
|
35
|
53
|
120
|
159
|
32
|
52
|
46
|
58
|
52
|
72
|
76
|
60
|
63
|
85
|
79
|
34
|
56
|
84
|
46
|
46
|
57
|
84
|
137
|
55
|
61
|
68
|
82
|
84
|
|
2024/11
|
9
|
53
|
83
|
79
|
33
|
26
|
24
|
30
|
36
|
39
|
45
|
47
|
53
|
44
|
72
|
42
|
18
|
24
|
27
|
33
|
60
|
78
|
18
|
28
|
40
|
32
|
58
|
66
|
49
|
54
|
|
|
2024/10
|
18
|
27
|
22
|
20
|
20
|
13
|
15
|
37
|
43
|
63
|
74
|
72
|
25
|
45
|
58
|
35
|
30
|
40
|
26
|
46
|
32
|
39
|
43
|
27
|
34
|
20
|
18
|
56
|
26
|
30
|
27
|
|
2024/09
|
37
|
40
|
24
|
28
|
27
|
39
|
51
|
42
|
22
|
38
|
10
|
27
|
15
|
23
|
24
|
15
|
19
|
28
|
24
|
16
|
20
|
29
|
30
|
41
|
53
|
21
|
28
|
38
|
40
|
38
|
|
|
2024/08
|
30
|
22
|
43
|
38
|
46
|
37
|
41
|
40
|
44
|
42
|
48
|
37
|
40
|
26
|
21
|
38
|
29
|
20
|
18
|
28
|
27
|
34
|
43
|
30
|
35
|
31
|
35
|
30
|
20
|
32
|
32
|
|
2024/07
|
29
|
24
|
21
|
27
|
27
|
38
|
28
|
35
|
38
|
28
|
29
|
26
|
21
|
22
|
55
|
30
|
35
|
31
|
32
|
37
|
40
|
35
|
25
|
22
|
26
|
24
|
24
|
22
|
22
|
21
|
24
|
|
2024/06
|
27
|
23
|
40
|
51
|
42
|
20
|
23
|
35
|
28
|
24
|
23
|
41
|
55
|
38
|
34
|
30
|
29
|
20
|
20
|
24
|
32
|
19
|
17
|
24
|
32
|
19
|
10
|
18
|
27
|
20
|
|
|
2024/05
|
34
|
36
|
40
|
38
|
28
|
41
|
56
|
40
|
26
|
42
|
61
|
60
|
79
|
54
|
50
|
38
|
51
|
43
|
33
|
32
|
27
|
35
|
33
|
31
|
28
|
34
|
26
|
24
|
30
|
50
|
53
|
|
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