Air Quality
Excellent
No health implications.
9
PM2.5
8
PM10
37
O3
0.3
CO
7
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Jul
58
Good
Fri
4 Jul
59
Good
Sat
5 Jul
56
Good
Sun
6 Jul
57
Good
Mon
7 Jul
59
Good
Tue
8 Jul
55
Good
Wed
9 Jul
29
Excellent
Comai Air quality rank
Air quality in the last 12 months (Comai)
|
2025/05
|
16
|
12
|
14
|
12
|
14
|
12
|
19
|
22
|
32
|
24
|
25
|
19
|
13
|
15
|
13
|
11
|
10
|
11
|
12
|
12
|
18
|
17
|
11
|
19
|
11
|
10
|
11
|
11
|
13
|
11
|
9
|
|
2025/04
|
40
|
30
|
38
|
32
|
30
|
23
|
32
|
30
|
27
|
19
|
15
|
25
|
15
|
27
|
30
|
24
|
21
|
14
|
17
|
19
|
15
|
27
|
26
|
31
|
35
|
40
|
28
|
16
|
14
|
17
|
|
|
2025/03
|
27
|
12
|
30
|
31
|
37
|
24
|
27
|
29
|
15
|
18
|
27
|
24
|
16
|
16
|
18
|
29
|
37
|
35
|
41
|
42
|
43
|
20
|
13
|
14
|
18
|
20
|
22
|
34
|
49
|
43
|
57
|
|
2025/02
|
90
|
126
|
29
|
22
|
40
|
34
|
81
|
34
|
36
|
34
|
26
|
15
|
25
|
37
|
29
|
18
|
19
|
13
|
15
|
13
|
12
|
14
|
13
|
9
|
13
|
13
|
13
|
14
|
|||
|
2025/01
|
20
|
28
|
26
|
27
|
17
|
26
|
16
|
17
|
27
|
32
|
20
|
18
|
19
|
22
|
24
|
22
|
14
|
17
|
18
|
20
|
59
|
34
|
28
|
28
|
34
|
29
|
16
|
14
|
43
|
96
|
71
|
|
2024/12
|
24
|
27
|
23
|
27
|
25
|
29
|
79
|
44
|
63
|
63
|
30
|
30
|
30
|
31
|
24
|
24
|
28
|
23
|
30
|
28
|
20
|
19
|
22
|
20
|
20
|
21
|
21
|
24
|
16
|
18
|
20
|
|
2024/11
|
21
|
19
|
20
|
12
|
12
|
16
|
17
|
14
|
16
|
15
|
16
|
17
|
17
|
15
|
23
|
22
|
18
|
20
|
20
|
13
|
15
|
19
|
19
|
28
|
25
|
22
|
19
|
20
|
19
|
23
|
|
|
2024/10
|
15
|
16
|
12
|
12
|
10
|
13
|
15
|
14
|
16
|
14
|
11
|
13
|
13
|
17
|
16
|
14
|
17
|
12
|
15
|
15
|
10
|
14
|
14
|
14
|
12
|
12
|
18
|
18
|
15
|
17
|
19
|
|
2024/09
|
8
|
13
|
10
|
11
|
9
|
9
|
10
|
13
|
13
|
12
|
11
|
13
|
10
|
12
|
11
|
10
|
9
|
11
|
14
|
12
|
10
|
11
|
10
|
11
|
23
|
13
|
10
|
9
|
13
|
16
|
|
|
2024/08
|
9
|
14
|
10
|
12
|
13
|
14
|
10
|
11
|
8
|
10
|
11
|
11
|
12
|
12
|
13
|
13
|
11
|
11
|
10
|
13
|
10
|
11
|
12
|
11
|
13
|
16
|
15
|
14
|
11
|
12
|
10
|
|
2024/07
|
10
|
7
|
10
|
8
|
11
|
10
|
11
|
10
|
12
|
10
|
10
|
8
|
10
|
10
|
13
|
11
|
12
|
10
|
13
|
9
|
12
|
10
|
9
|
11
|
10
|
10
|
9
|
9
|
11
|
12
|
12
|
|
2024/06
|
15
|
13
|
23
|
11
|
10
|
12
|
13
|
14
|
14
|
12
|
16
|
14
|
9
|
10
|
10
|
11
|
15
|
9
|
11
|
11
|
12
|
9
|
13
|
10
|
9
|
12
|
13
|
9
|
9
|
8
|
|
|
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