Air Quality
Excellent
No health implications.
14
PM2.5
22
PM10
13
O3
0.4
CO
7
SO2
33
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Sep
102
Light
Fri
19 Sep
85
Good
Sat
20 Sep
49
Excellent
Sun
21 Sep
47
Excellent
Mon
22 Sep
55
Good
Tue
23 Sep
24
Excellent
Wed
24 Sep
39
Excellent
Air quality in the last 12 months (Macao)
|
2025/08
|
21
|
29
|
41
|
43
|
26
|
19
|
26
|
28
|
22
|
18
|
15
|
18
|
27
|
25
|
12
|
22
|
16
|
13
|
19
|
16
|
14
|
10
|
26
|
19
|
14
|
19
|
19
|
33
|
16
|
17
|
12
|
|
2025/07
|
10
|
14
|
20
|
21
|
27
|
18
|
31
|
12
|
22
|
23
|
16
|
19
|
26
|
22
|
21
|
23
|
27
|
29
|
32
|
14
|
17
|
27
|
16
|
30
|
23
|
37
|
28
|
27
|
19
|
30
|
21
|
|
2025/06
|
33
|
24
|
27
|
22
|
18
|
21
|
16
|
13
|
15
|
13
|
14
|
14
|
13
|
25
|
31
|
24
|
19
|
13
|
11
|
11
|
12
|
12
|
10
|
11
|
13
|
12
|
9
|
11
|
12
|
8
|
|
|
2025/05
|
37
|
38
|
41
|
28
|
22
|
21
|
17
|
43
|
29
|
37
|
30
|
35
|
39
|
33
|
26
|
16
|
12
|
12
|
14
|
13
|
21
|
19
|
16
|
21
|
44
|
38
|
37
|
29
|
20
|
13
|
27
|
|
2025/04
|
29
|
30
|
36
|
43
|
26
|
54
|
54
|
56
|
45
|
30
|
25
|
28
|
196
|
179
|
123
|
91
|
67
|
50
|
30
|
25
|
25
|
25
|
24
|
22
|
43
|
40
|
37
|
39
|
32
|
49
|
|
|
2025/03
|
36
|
39
|
21
|
22
|
25
|
16
|
21
|
34
|
39
|
40
|
36
|
29
|
31
|
32
|
20
|
12
|
48
|
50
|
53
|
51
|
50
|
47
|
49
|
43
|
40
|
29
|
27
|
29
|
15
|
11
|
13
|
|
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
|
|
|
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