Air Quality
Excellent
No health implications.
10
PM2.5
19
PM10
61
O3
0.5
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 May
46
Excellent
Sat
18 May
45
Excellent
Sun
19 May
47
Excellent
Mon
20 May
54
Good
Tue
21 May
56
Good
Wed
22 May
60
Good
Thu
23 May
60
Good
Zhenfeng Air quality rank
Air quality in the last 12 months (Zhenfeng)
|
2024/02
|
41
|
44
|
40
|
34
|
35
|
23
|
28
|
31
|
59
|
128
|
64
|
34
|
40
|
46
|
64
|
48
|
53
|
32
|
36
|
41
|
45
|
51
|
32
|
21
|
21
|
25
|
29
|
25
|
24
|
||
|
2024/01
|
63
|
38
|
29
|
35
|
56
|
65
|
43
|
38
|
50
|
52
|
27
|
24
|
17
|
25
|
27
|
24
|
21
|
25
|
34
|
39
|
29
|
24
|
46
|
45
|
40
|
43
|
45
|
46
|
36
|
27
|
27
|
|
2023/12
|
45
|
30
|
20
|
20
|
40
|
39
|
46
|
49
|
46
|
24
|
37
|
51
|
27
|
31
|
32
|
31
|
49
|
27
|
35
|
50
|
62
|
61
|
74
|
69
|
76
|
58
|
61
|
67
|
80
|
84
|
69
|
|
2023/11
|
38
|
36
|
46
|
43
|
30
|
34
|
26
|
21
|
28
|
40
|
39
|
26
|
20
|
28
|
14
|
25
|
48
|
53
|
47
|
52
|
39
|
55
|
74
|
70
|
50
|
41
|
51
|
39
|
57
|
68
|
|
|
2023/10
|
23
|
25
|
28
|
35
|
28
|
20
|
15
|
22
|
24
|
27
|
33
|
28
|
18
|
19
|
30
|
35
|
33
|
36
|
39
|
29
|
38
|
41
|
32
|
29
|
35
|
39
|
27
|
32
|
33
|
43
|
39
|
|
2023/09
|
36
|
36
|
37
|
27
|
33
|
33
|
34
|
27
|
27
|
24
|
31
|
20
|
23
|
27
|
35
|
26
|
21
|
19
|
19
|
22
|
23
|
24
|
25
|
30
|
29
|
30
|
21
|
21
|
19
|
25
|
|
|
2023/08
|
20
|
20
|
19
|
22
|
23
|
21
|
20
|
18
|
17
|
18
|
22
|
21
|
26
|
28
|
24
|
23
|
25
|
32
|
35
|
37
|
23
|
26
|
21
|
18
|
15
|
15
|
20
|
25
|
33
|
34
|
32
|
|
2023/07
|
24
|
25
|
22
|
23
|
22
|
18
|
18
|
20
|
19
|
19
|
20
|
22
|
21
|
25
|
43
|
41
|
42
|
35
|
21
|
22
|
21
|
23
|
20
|
27
|
27
|
28
|
24
|
24
|
26
|
25
|
23
|
|
2023/06
|
36
|
37
|
33
|
29
|
21
|
25
|
28
|
32
|
33
|
36
|
35
|
37
|
40
|
34
|
31
|
25
|
29
|
28
|
22
|
29
|
21
|
23
|
25
|
29
|
29
|
27
|
22
|
21
|
20
|
22
|
|
|
2023/05
|
52
|
41
|
35
|
33
|
37
|
41
|
31
|
21
|
15
|
21
|
21
|
30
|
54
|
71
|
44
|
31
|
43
|
42
|
32
|
39
|
49
|
41
|
35
|
36
|
31
|
31
|
29
|
27
|
26
|
28
|
35
|
|
2023/04
|
44
|
52
|
39
|
39
|
50
|
36
|
28
|
38
|
54
|
35
|
55
|
59
|
68
|
57
|
37
|
40
|
60
|
59
|
47
|
41
|
59
|
84
|
58
|
40
|
26
|
32
|
33
|
46
|
31
|
51
|
|
|
2023/03
|
89
|
65
|
32
|
44
|
48
|
68
|
57
|
40
|
42
|
54
|
67
|
46
|
29
|
49
|
65
|
52
|
51
|
49
|
43
|
38
|
37
|
37
|
40
|
34
|
40
|
30
|
26
|
39
|
29
|
43
|
43
|
|
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