Air Quality
Excellent
No health implications.
10
PM2.5
19
PM10
25
O3
0.5
CO
6
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Feb
50
Excellent
Mon
24 Feb
51
Good
Tue
25 Feb
52
Good
Wed
26 Feb
50
Excellent
Thu
27 Feb
55
Good
Fri
28 Feb
56
Good
Sat
1 Mar
47
Excellent
Air quality in the last 12 months (Macao)
|
2025/01
|
68
|
66
|
56
|
59
|
62
|
72
|
56
|
58
|
67
|
52
|
44
|
38
|
47
|
43
|
57
|
63
|
54
|
60
|
61
|
60
|
45
|
54
|
42
|
29
|
25
|
23
|
22
|
37
|
78
|
43
|
34
|
|
2024/12
|
53
|
52
|
48
|
40
|
53
|
65
|
63
|
48
|
46
|
49
|
47
|
44
|
46
|
54
|
51
|
50
|
65
|
57
|
56
|
67
|
59
|
59
|
67
|
66
|
66
|
56
|
70
|
61
|
69
|
75
|
69
|
|
2024/11
|
45
|
32
|
48
|
53
|
49
|
56
|
49
|
50
|
53
|
50
|
50
|
53
|
45
|
22
|
13
|
24
|
21
|
31
|
19
|
11
|
19
|
32
|
40
|
46
|
45
|
25
|
39
|
43
|
43
|
53
|
|
|
2024/10
|
35
|
37
|
48
|
46
|
51
|
46
|
46
|
53
|
49
|
39
|
35
|
41
|
34
|
27
|
29
|
27
|
28
|
27
|
43
|
23
|
40
|
33
|
34
|
43
|
47
|
49
|
49
|
28
|
34
|
42
|
44
|
|
2024/09
|
13
|
17
|
37
|
30
|
25
|
16
|
28
|
23
|
11
|
22
|
28
|
20
|
20
|
22
|
30
|
24
|
24
|
21
|
27
|
25
|
15
|
15
|
17
|
15
|
14
|
19
|
21
|
31
|
24
|
37
|
|
|
2024/08
|
24
|
24
|
21
|
20
|
32
|
34
|
29
|
20
|
19
|
20
|
23
|
18
|
19
|
17
|
17
|
15
|
14
|
16
|
17
|
17
|
14
|
17
|
19
|
19
|
15
|
17
|
20
|
34
|
47
|
26
|
13
|
|
2024/07
|
23
|
26
|
13
|
13
|
14
|
12
|
9
|
12
|
11
|
9
|
8
|
10
|
10
|
12
|
12
|
13
|
12
|
12
|
12
|
18
|
15
|
12
|
13
|
19
|
23
|
24
|
25
|
16
|
11
|
7
|
13
|
|
2024/06
|
14
|
23
|
26
|
31
|
25
|
33
|
16
|
13
|
15
|
12
|
18
|
25
|
26
|
31
|
30
|
25
|
20
|
22
|
20
|
14
|
18
|
24
|
11
|
14
|
16
|
17
|
16
|
13
|
13
|
21
|
|
|
2024/05
|
24
|
35
|
32
|
22
|
17
|
22
|
34
|
30
|
39
|
39
|
34
|
34
|
32
|
24
|
31
|
45
|
44
|
36
|
34
|
15
|
22
|
30
|
14
|
11
|
17
|
15
|
28
|
20
|
28
|
21
|
18
|
|
2024/04
|
47
|
45
|
28
|
23
|
34
|
37
|
22
|
37
|
22
|
30
|
42
|
37
|
32
|
22
|
31
|
25
|
24
|
21
|
25
|
25
|
18
|
24
|
31
|
32
|
17
|
20
|
30
|
24
|
20
|
25
|
|
|
2024/03
|
19
|
27
|
50
|
32
|
32
|
44
|
43
|
40
|
52
|
35
|
24
|
23
|
53
|
61
|
63
|
55
|
45
|
36
|
26
|
52
|
54
|
54
|
39
|
30
|
26
|
61
|
31
|
42
|
48
|
29
|
30
|
|
2024/02
|
32
|
21
|
21
|
26
|
29
|
27
|
19
|
9
|
16
|
68
|
73
|
53
|
50
|
46
|
38
|
38
|
28
|
37
|
27
|
18
|
22
|
27
|
40
|
36
|
29
|
41
|
37
|
55
|
61
|
||
|
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