Air Quality
Excellent
No health implications.
8
PM2.5
14
PM10
52
O3
0.3
CO
7
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jul
51
Good
Wed
2 Jul
49
Excellent
Thu
3 Jul
49
Excellent
Fri
4 Jul
49
Excellent
Sat
5 Jul
54
Good
Sun
6 Jul
56
Good
Mon
7 Jul
25
Excellent
Markam Air quality rank
Air quality in the last 12 months (Markam)
|
2025/05
|
19
|
14
|
12
|
12
|
16
|
10
|
12
|
27
|
28
|
26
|
27
|
22
|
15
|
19
|
10
|
11
|
13
|
11
|
14
|
14
|
14
|
21
|
17
|
18
|
20
|
17
|
10
|
12
|
14
|
15
|
10
|
|
2025/04
|
34
|
31
|
28
|
24
|
22
|
26
|
31
|
30
|
25
|
26
|
17
|
14
|
13
|
13
|
14
|
13
|
14
|
20
|
25
|
15
|
13
|
14
|
12
|
10
|
17
|
22
|
26
|
23
|
18
|
23
|
|
|
2025/03
|
19
|
17
|
21
|
16
|
17
|
27
|
36
|
30
|
21
|
25
|
26
|
29
|
17
|
12
|
13
|
23
|
13
|
13
|
21
|
24
|
22
|
13
|
22
|
18
|
16
|
14
|
21
|
38
|
36
|
38
|
31
|
|
2025/02
|
21
|
24
|
29
|
30
|
29
|
24
|
23
|
26
|
19
|
22
|
17
|
16
|
15
|
17
|
22
|
19
|
18
|
17
|
15
|
19
|
22
|
18
|
22
|
16
|
19
|
18
|
22
|
48
|
|||
|
2025/01
|
29
|
29
|
27
|
31
|
28
|
30
|
24
|
15
|
21
|
18
|
28
|
26
|
21
|
22
|
20
|
25
|
26
|
29
|
34
|
27
|
28
|
27
|
21
|
17
|
19
|
20
|
17
|
15
|
33
|
18
|
13
|
|
2024/12
|
30
|
30
|
27
|
26
|
30
|
30
|
24
|
31
|
26
|
19
|
31
|
31
|
23
|
26
|
28
|
27
|
37
|
28
|
32
|
32
|
26
|
23
|
29
|
27
|
29
|
31
|
28
|
31
|
33
|
22
|
20
|
|
2024/11
|
18
|
23
|
22
|
18
|
16
|
16
|
22
|
20
|
19
|
24
|
21
|
22
|
26
|
24
|
28
|
29
|
24
|
23
|
20
|
18
|
18
|
18
|
18
|
17
|
32
|
20
|
22
|
18
|
22
|
26
|
|
|
2024/10
|
12
|
12
|
11
|
10
|
11
|
9
|
8
|
12
|
13
|
10
|
10
|
11
|
12
|
15
|
15
|
10
|
15
|
16
|
15
|
23
|
23
|
24
|
26
|
18
|
12
|
16
|
18
|
17
|
18
|
18
|
20
|
|
2024/09
|
13
|
12
|
10
|
11
|
14
|
16
|
14
|
14
|
14
|
13
|
12
|
11
|
12
|
10
|
12
|
13
|
13
|
14
|
16
|
14
|
14
|
15
|
15
|
13
|
11
|
11
|
14
|
12
|
11
|
15
|
|
|
2024/08
|
19
|
17
|
16
|
12
|
14
|
17
|
18
|
18
|
15
|
14
|
15
|
16
|
15
|
21
|
15
|
15
|
13
|
14
|
16
|
13
|
15
|
14
|
21
|
22
|
23
|
22
|
22
|
19
|
19
|
20
|
15
|
|
2024/07
|
16
|
18
|
12
|
10
|
13
|
14
|
12
|
11
|
12
|
12
|
12
|
15
|
13
|
12
|
12
|
11
|
14
|
15
|
14
|
9
|
8
|
11
|
16
|
15
|
13
|
15
|
12
|
14
|
12
|
17
|
19
|
|
2024/06
|
15
|
13
|
13
|
11
|
14
|
11
|
13
|
13
|
12
|
14
|
12
|
12
|
10
|
12
|
12
|
11
|
14
|
11
|
11
|
10
|
14
|
12
|
13
|
11
|
10
|
10
|
13
|
10
|
11
|
16
|
|
|
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