Air Quality
Excellent
No health implications.
9
PM2.5
18
PM10
76
O3
0.3
CO
4
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Mar
56
Good
Mon
17 Mar
73
Good
Tue
18 Mar
81
Good
Wed
19 Mar
86
Good
Thu
20 Mar
81
Good
Fri
21 Mar
82
Good
Sat
22 Mar
31
Excellent
Air quality in the last 12 months (Kaiping)
|
2025/02
|
40
|
31
|
10
|
26
|
50
|
52
|
27
|
46
|
46
|
50
|
53
|
47
|
47
|
54
|
30
|
56
|
50
|
62
|
45
|
36
|
46
|
50
|
34
|
34
|
56
|
71
|
66
|
34
|
|||
|
2025/01
|
86
|
78
|
66
|
78
|
84
|
101
|
95
|
88
|
84
|
50
|
40
|
46
|
60
|
66
|
57
|
59
|
57
|
66
|
66
|
70
|
58
|
59
|
60
|
42
|
29
|
16
|
29
|
42
|
82
|
51
|
34
|
|
2024/12
|
64
|
76
|
68
|
61
|
58
|
81
|
61
|
36
|
53
|
73
|
61
|
35
|
38
|
52
|
49
|
48
|
63
|
50
|
51
|
69
|
66
|
60
|
72
|
71
|
65
|
63
|
79
|
70
|
84
|
101
|
80
|
|
2024/11
|
42
|
37
|
54
|
53
|
42
|
55
|
49
|
48
|
51
|
52
|
58
|
58
|
58
|
28
|
26
|
31
|
31
|
32
|
19
|
19
|
30
|
35
|
42
|
48
|
40
|
26
|
32
|
38
|
40
|
51
|
|
|
2024/10
|
32
|
24
|
38
|
39
|
43
|
48
|
54
|
70
|
61
|
43
|
44
|
53
|
47
|
35
|
37
|
35
|
31
|
32
|
49
|
45
|
39
|
38
|
23
|
32
|
38
|
41
|
38
|
28
|
28
|
40
|
46
|
|
2024/09
|
20
|
22
|
30
|
41
|
33
|
9
|
20
|
19
|
17
|
29
|
34
|
41
|
40
|
39
|
30
|
33
|
32
|
22
|
37
|
33
|
16
|
19
|
18
|
25
|
31
|
32
|
30
|
39
|
27
|
33
|
|
|
2024/08
|
21
|
22
|
20
|
21
|
30
|
34
|
31
|
21
|
19
|
19
|
18
|
16
|
27
|
20
|
23
|
19
|
16
|
18
|
20
|
19
|
16
|
21
|
25
|
21
|
22
|
26
|
27
|
38
|
32
|
32
|
21
|
|
2024/07
|
22
|
18
|
13
|
16
|
16
|
15
|
16
|
13
|
13
|
11
|
12
|
13
|
11
|
15
|
14
|
15
|
12
|
15
|
23
|
20
|
15
|
14
|
16
|
23
|
21
|
26
|
19
|
14
|
10
|
12
|
18
|
|
2024/06
|
8
|
25
|
18
|
15
|
33
|
29
|
33
|
19
|
15
|
14
|
19
|
21
|
20
|
24
|
19
|
22
|
22
|
20
|
20
|
16
|
14
|
16
|
12
|
13
|
15
|
24
|
21
|
15
|
13
|
16
|
|
|
2024/05
|
20
|
32
|
38
|
20
|
32
|
30
|
27
|
30
|
41
|
43
|
32
|
30
|
34
|
40
|
38
|
40
|
43
|
41
|
40
|
23
|
17
|
32
|
29
|
12
|
23
|
16
|
21
|
24
|
28
|
36
|
20
|
|
2024/04
|
34
|
40
|
21
|
20
|
26
|
34
|
27
|
35
|
31
|
39
|
40
|
36
|
28
|
26
|
32
|
26
|
23
|
22
|
25
|
21
|
16
|
22
|
22
|
40
|
18
|
30
|
37
|
32
|
22
|
29
|
|
|
2024/03
|
27
|
33
|
67
|
40
|
31
|
40
|
38
|
45
|
54
|
28
|
27
|
31
|
54
|
74
|
74
|
69
|
46
|
36
|
27
|
58
|
52
|
44
|
31
|
31
|
26
|
50
|
41
|
35
|
43
|
25
|
30
|
|
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