Air Quality
Excellent
No health implications.
5
PM2.5
9
PM10
37
O3
0.5
CO
6
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Mar
56
Good
Mon
17 Mar
88
Good
Tue
18 Mar
83
Good
Wed
19 Mar
85
Good
Thu
20 Mar
86
Good
Fri
21 Mar
88
Good
Sat
22 Mar
32
Excellent
Air quality in the last 12 months (Macao)
|
2025/02
|
34
|
24
|
14
|
22
|
43
|
51
|
30
|
45
|
52
|
43
|
35
|
31
|
48
|
36
|
29
|
58
|
50
|
59
|
42
|
35
|
38
|
37
|
28
|
24
|
49
|
56
|
40
|
32
|
|||
|
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
|
|
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