Air Quality
Excellent
No health implications.
4
PM2.5
9
PM10
24
O3
0.7
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Feb
40
Excellent
Tue
4 Feb
45
Excellent
Wed
5 Feb
57
Good
Thu
6 Feb
55
Good
Fri
7 Feb
60
Good
Sat
8 Feb
59
Good
Sun
9 Feb
48
Excellent
Air quality in the last 12 months (Nanhai)
|
2024/12
|
73
|
86
|
89
|
72
|
63
|
63
|
48
|
35
|
51
|
66
|
56
|
30
|
34
|
51
|
47
|
37
|
64
|
44
|
49
|
58
|
56
|
55
|
66
|
63
|
57
|
62
|
72
|
60
|
74
|
88
|
74
|
|
2024/11
|
41
|
34
|
47
|
47
|
40
|
53
|
45
|
45
|
48
|
53
|
49
|
48
|
42
|
31
|
20
|
21
|
25
|
26
|
18
|
19
|
26
|
30
|
34
|
40
|
31
|
24
|
32
|
36
|
39
|
51
|
|
|
2024/10
|
33
|
25
|
37
|
35
|
38
|
43
|
47
|
64
|
53
|
33
|
45
|
60
|
56
|
40
|
44
|
38
|
35
|
43
|
53
|
41
|
33
|
32
|
26
|
31
|
39
|
41
|
31
|
21
|
26
|
38
|
41
|
|
2024/09
|
35
|
37
|
42
|
40
|
30
|
13
|
18
|
23
|
24
|
29
|
52
|
48
|
40
|
38
|
25
|
26
|
36
|
20
|
34
|
28
|
17
|
19
|
22
|
21
|
39
|
45
|
42
|
48
|
34
|
35
|
|
|
2024/08
|
24
|
28
|
24
|
31
|
37
|
39
|
49
|
31
|
28
|
27
|
23
|
25
|
32
|
28
|
23
|
22
|
19
|
21
|
27
|
29
|
23
|
26
|
33
|
37
|
29
|
35
|
37
|
44
|
31
|
32
|
24
|
|
2024/07
|
28
|
24
|
19
|
15
|
23
|
21
|
15
|
18
|
21
|
17
|
16
|
17
|
16
|
22
|
20
|
19
|
15
|
16
|
24
|
25
|
20
|
18
|
15
|
23
|
33
|
34
|
19
|
13
|
15
|
14
|
16
|
|
2024/06
|
13
|
23
|
28
|
28
|
38
|
24
|
33
|
27
|
19
|
18
|
23
|
26
|
27
|
24
|
23
|
25
|
29
|
27
|
28
|
26
|
21
|
34
|
18
|
17
|
18
|
20
|
27
|
17
|
16
|
21
|
|
|
2024/05
|
21
|
29
|
44
|
26
|
34
|
41
|
42
|
36
|
45
|
45
|
41
|
32
|
38
|
48
|
50
|
51
|
55
|
51
|
36
|
21
|
15
|
32
|
50
|
19
|
30
|
24
|
29
|
27
|
32
|
40
|
21
|
|
2024/04
|
44
|
51
|
32
|
31
|
20
|
22
|
22
|
32
|
31
|
40
|
52
|
49
|
48
|
39
|
37
|
38
|
30
|
31
|
30
|
22
|
22
|
35
|
33
|
43
|
28
|
33
|
45
|
33
|
34
|
26
|
|
|
2024/03
|
19
|
25
|
53
|
51
|
39
|
37
|
31
|
41
|
47
|
23
|
23
|
42
|
63
|
63
|
66
|
74
|
56
|
59
|
28
|
68
|
61
|
57
|
50
|
42
|
41
|
48
|
48
|
44
|
54
|
42
|
40
|
|
2024/02
|
38
|
25
|
26
|
23
|
18
|
20
|
12
|
10
|
22
|
58
|
72
|
82
|
54
|
49
|
43
|
36
|
32
|
32
|
35
|
26
|
36
|
28
|
22
|
23
|
22
|
28
|
22
|
47
|
24
|
||
|
2024/01
|
74
|
68
|
37
|
44
|
78
|
86
|
66
|
60
|
56
|
31
|
45
|
66
|
92
|
65
|
82
|
57
|
56
|
48
|
50
|
35
|
27
|
21
|
25
|
31
|
43
|
46
|
42
|
35
|
51
|
71
|
63
|
|
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