Air Quality
Excellent
No health implications.
14
PM2.5
25
PM10
53
O3
0.6
CO
7
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Apr
37
Excellent
Wed
30 Apr
74
Good
Thu
1 May
96
Good
Fri
2 May
101
Light
Sat
3 May
83
Good
Sun
4 May
66
Good
Mon
5 May
56
Good
Air quality in the last 12 months (Zheng'an)
|
2025/02
|
64
|
47
|
42
|
43
|
56
|
46
|
39
|
57
|
55
|
60
|
64
|
83
|
52
|
36
|
45
|
48
|
45
|
43
|
43
|
38
|
52
|
39
|
40
|
58
|
52
|
49
|
51
|
59
|
|||
|
2025/01
|
103
|
125
|
116
|
120
|
101
|
108
|
71
|
48
|
35
|
47
|
57
|
57
|
82
|
92
|
68
|
72
|
80
|
83
|
76
|
99
|
109
|
135
|
143
|
85
|
40
|
37
|
49
|
72
|
163
|
108
|
81
|
|
2024/12
|
73
|
88
|
83
|
60
|
35
|
39
|
38
|
42
|
35
|
29
|
45
|
41
|
62
|
50
|
50
|
65
|
81
|
93
|
76
|
97
|
120
|
67
|
64
|
81
|
93
|
105
|
104
|
104
|
106
|
77
|
75
|
|
2024/11
|
76
|
41
|
56
|
57
|
46
|
52
|
57
|
50
|
42
|
44
|
59
|
60
|
60
|
44
|
62
|
55
|
22
|
17
|
17
|
21
|
23
|
25
|
27
|
19
|
22
|
27
|
37
|
37
|
42
|
56
|
|
|
2024/10
|
19
|
19
|
30
|
37
|
43
|
53
|
50
|
36
|
43
|
76
|
81
|
50
|
35
|
30
|
32
|
25
|
24
|
32
|
29
|
19
|
19
|
23
|
24
|
29
|
44
|
55
|
53
|
42
|
38
|
47
|
85
|
|
2024/09
|
27
|
36
|
28
|
22
|
36
|
33
|
37
|
29
|
22
|
25
|
32
|
30
|
31
|
27
|
25
|
33
|
26
|
23
|
23
|
39
|
41
|
32
|
38
|
41
|
67
|
73
|
41
|
40
|
42
|
24
|
|
|
2024/08
|
19
|
17
|
18
|
19
|
25
|
21
|
22
|
23
|
24
|
27
|
46
|
52
|
38
|
31
|
31
|
35
|
31
|
26
|
30
|
25
|
23
|
24
|
19
|
17
|
19
|
19
|
23
|
24
|
24
|
22
|
24
|
|
2024/07
|
33
|
29
|
27
|
25
|
34
|
27
|
22
|
29
|
31
|
30
|
24
|
22
|
21
|
27
|
24
|
22
|
25
|
24
|
20
|
18
|
20
|
20
|
23
|
21
|
28
|
43
|
39
|
32
|
28
|
21
|
21
|
|
2024/06
|
36
|
34
|
24
|
24
|
29
|
24
|
21
|
21
|
21
|
23
|
23
|
27
|
33
|
37
|
43
|
34
|
26
|
23
|
19
|
23
|
22
|
27
|
29
|
31
|
28
|
25
|
22
|
19
|
22
|
30
|
|
|
2024/05
|
32
|
28
|
24
|
27
|
30
|
38
|
36
|
49
|
41
|
35
|
36
|
32
|
34
|
39
|
38
|
44
|
45
|
32
|
27
|
36
|
23
|
28
|
27
|
32
|
31
|
25
|
23
|
31
|
33
|
21
|
30
|
|
2024/04
|
44
|
43
|
37
|
25
|
28
|
23
|
26
|
27
|
36
|
40
|
41
|
38
|
38
|
45
|
55
|
41
|
34
|
27
|
23
|
31
|
40
|
41
|
30
|
38
|
28
|
30
|
31
|
29
|
31
|
24
|
|
|
2024/03
|
69
|
65
|
62
|
55
|
58
|
51
|
62
|
61
|
66
|
80
|
74
|
66
|
70
|
73
|
49
|
45
|
51
|
35
|
38
|
54
|
59
|
62
|
60
|
59
|
35
|
32
|
30
|
42
|
40
|
46
|
54
|
|
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