Air Quality
Excellent
No health implications.
15
PM2.5
18
PM10
73
O3
0.4
CO
3
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 May
54
Good
Fri
9 May
53
Good
Sat
10 May
61
Good
Sun
11 May
67
Good
Mon
12 May
60
Good
Tue
13 May
60
Good
Wed
14 May
38
Excellent
Air quality in the last 12 months (Zhouning)
|
2025/02
|
31
|
16
|
23
|
52
|
47
|
45
|
37
|
50
|
32
|
44
|
44
|
57
|
81
|
81
|
57
|
59
|
64
|
49
|
35
|
21
|
15
|
31
|
20
|
59
|
86
|
57
|
54
|
37
|
|||
|
2025/01
|
80
|
55
|
51
|
48
|
42
|
53
|
67
|
66
|
59
|
47
|
36
|
38
|
43
|
49
|
70
|
54
|
49
|
44
|
39
|
44
|
77
|
86
|
62
|
37
|
34
|
33
|
24
|
40
|
102
|
49
|
42
|
|
2024/12
|
41
|
44
|
45
|
54
|
52
|
35
|
31
|
64
|
51
|
47
|
29
|
25
|
27
|
62
|
66
|
55
|
46
|
56
|
51
|
33
|
42
|
66
|
49
|
42
|
43
|
69
|
108
|
86
|
55
|
50
|
60
|
|
2024/11
|
11
|
13
|
30
|
44
|
52
|
40
|
28
|
31
|
36
|
37
|
27
|
31
|
34
|
34
|
24
|
14
|
19
|
18
|
15
|
19
|
29
|
30
|
38
|
35
|
27
|
19
|
30
|
28
|
37
|
39
|
|
|
2024/10
|
15
|
13
|
22
|
20
|
25
|
18
|
16
|
11
|
25
|
43
|
46
|
47
|
36
|
36
|
34
|
23
|
32
|
36
|
35
|
17
|
28
|
30
|
28
|
36
|
27
|
22
|
19
|
12
|
36
|
44
|
23
|
|
2024/09
|
32
|
34
|
27
|
24
|
23
|
20
|
17
|
17
|
17
|
32
|
37
|
38
|
18
|
19
|
24
|
22
|
19
|
22
|
20
|
24
|
22
|
13
|
10
|
15
|
17
|
20
|
20
|
28
|
37
|
24
|
|
|
2024/08
|
30
|
32
|
38
|
33
|
26
|
23
|
28
|
36
|
39
|
47
|
39
|
34
|
32
|
28
|
25
|
23
|
18
|
21
|
20
|
19
|
13
|
22
|
31
|
35
|
32
|
28
|
43
|
26
|
29
|
31
|
32
|
|
2024/07
|
25
|
23
|
28
|
30
|
34
|
33
|
29
|
28
|
28
|
30
|
33
|
35
|
34
|
36
|
23
|
19
|
26
|
28
|
27
|
28
|
28
|
17
|
15
|
11
|
10
|
11
|
12
|
17
|
13
|
17
|
23
|
|
2024/06
|
8
|
8
|
17
|
27
|
31
|
18
|
19
|
28
|
25
|
23
|
25
|
26
|
23
|
18
|
21
|
17
|
23
|
14
|
32
|
32
|
34
|
34
|
35
|
21
|
20
|
24
|
30
|
28
|
22
|
19
|
|
|
2024/05
|
15
|
25
|
30
|
35
|
43
|
30
|
40
|
46
|
43
|
30
|
39
|
44
|
33
|
30
|
33
|
41
|
28
|
38
|
33
|
27
|
16
|
18
|
29
|
27
|
19
|
26
|
25
|
20
|
27
|
28
|
38
|
|
2024/04
|
35
|
51
|
39
|
18
|
20
|
39
|
29
|
30
|
30
|
43
|
47
|
54
|
48
|
30
|
46
|
52
|
39
|
30
|
45
|
59
|
34
|
29
|
27
|
36
|
50
|
66
|
58
|
44
|
41
|
23
|
|
|
2024/03
|
23
|
33
|
38
|
45
|
63
|
20
|
43
|
61
|
62
|
56
|
37
|
45
|
91
|
74
|
50
|
38
|
38
|
42
|
35
|
46
|
53
|
56
|
56
|
64
|
48
|
27
|
39
|
52
|
38
|
52
|
66
|
|
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