Air Quality
Excellent
No health implications.
5
PM2.5
10
PM10
54
O3
0.4
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jul
59
Good
Mon
28 Jul
57
Good
Tue
29 Jul
62
Good
Wed
30 Jul
53
Good
Thu
31 Jul
58
Good
Fri
1 Aug
65
Good
Sat
2 Aug
49
Excellent
Air quality in the last 12 months (Dong'an)
|
2025/06
|
39
|
30
|
31
|
22
|
28
|
24
|
24
|
25
|
29
|
23
|
19
|
22
|
27
|
32
|
25
|
21
|
22
|
33
|
23
|
24
|
18
|
21
|
25
|
32
|
34
|
28
|
38
|
35
|
22
|
22
|
|
|
2025/05
|
29
|
27
|
30
|
27
|
24
|
31
|
36
|
44
|
41
|
24
|
37
|
38
|
43
|
33
|
20
|
30
|
37
|
24
|
24
|
25
|
38
|
34
|
25
|
34
|
26
|
26
|
28
|
36
|
34
|
42
|
41
|
|
2025/04
|
53
|
45
|
47
|
64
|
59
|
28
|
28
|
46
|
52
|
56
|
74
|
81
|
35
|
30
|
31
|
30
|
62
|
54
|
30
|
49
|
74
|
31
|
31
|
39
|
44
|
24
|
34
|
63
|
77
|
46
|
|
|
2025/03
|
41
|
30
|
39
|
44
|
48
|
47
|
39
|
63
|
85
|
78
|
88
|
69
|
33
|
31
|
32
|
34
|
35
|
46
|
66
|
68
|
90
|
26
|
41
|
58
|
52
|
56
|
40
|
27
|
31
|
34
|
48
|
|
2025/02
|
61
|
86
|
67
|
50
|
44
|
42
|
44
|
43
|
47
|
56
|
69
|
62
|
45
|
52
|
80
|
71
|
40
|
34
|
41
|
43
|
44
|
40
|
42
|
46
|
61
|
45
|
56
|
77
|
|||
|
2025/01
|
62
|
60
|
55
|
60
|
86
|
81
|
67
|
62
|
45
|
56
|
76
|
86
|
85
|
67
|
46
|
43
|
67
|
99
|
84
|
90
|
108
|
119
|
97
|
81
|
81
|
113
|
62
|
49
|
73
|
46
|
49
|
|
2024/12
|
52
|
39
|
30
|
28
|
32
|
31
|
40
|
45
|
65
|
63
|
38
|
54
|
56
|
52
|
33
|
38
|
43
|
43
|
51
|
66
|
53
|
47
|
43
|
53
|
61
|
39
|
36
|
38
|
57
|
80
|
72
|
|
2024/11
|
61
|
57
|
47
|
38
|
32
|
43
|
75
|
96
|
90
|
68
|
67
|
64
|
72
|
74
|
63
|
56
|
34
|
35
|
47
|
62
|
59
|
48
|
49
|
64
|
80
|
50
|
29
|
45
|
40
|
37
|
|
|
2024/10
|
26
|
30
|
40
|
38
|
45
|
47
|
30
|
45
|
50
|
46
|
33
|
46
|
54
|
42
|
29
|
33
|
54
|
57
|
31
|
37
|
42
|
45
|
37
|
44
|
63
|
46
|
37
|
49
|
66
|
59
|
66
|
|
2024/09
|
24
|
25
|
25
|
30
|
28
|
27
|
29
|
30
|
27
|
27
|
30
|
32
|
27
|
26
|
28
|
34
|
29
|
29
|
35
|
31
|
31
|
33
|
35
|
41
|
39
|
30
|
38
|
42
|
35
|
31
|
|
|
2024/08
|
33
|
31
|
29
|
28
|
24
|
30
|
33
|
33
|
31
|
36
|
28
|
23
|
31
|
28
|
30
|
30
|
34
|
27
|
22
|
22
|
19
|
22
|
27
|
35
|
38
|
28
|
28
|
24
|
30
|
28
|
27
|
|
2024/07
|
59
|
66
|
52
|
30
|
37
|
40
|
37
|
55
|
56
|
60
|
81
|
70
|
54
|
60
|
55
|
48
|
36
|
31
|
34
|
39
|
35
|
29
|
29
|
31
|
31
|
29
|
25
|
25
|
28
|
27
|
29
|
|
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