Air Quality
Excellent
No health implications.
4
PM2.5
7
PM10
20
O3
0.4
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Sep
47
Excellent
Tue
2 Sep
44
Excellent
Wed
3 Sep
49
Excellent
Thu
4 Sep
44
Excellent
Fri
5 Sep
41
Excellent
Sat
6 Sep
40
Excellent
Sun
7 Sep
43
Excellent
Mainling Air quality rank
Air quality in the last 12 months (Mainling)
|
2025/06
|
7
|
8
|
9
|
10
|
12
|
8
|
9
|
11
|
17
|
19
|
22
|
25
|
22
|
17
|
15
|
15
|
8
|
9
|
9
|
10
|
13
|
17
|
18
|
8
|
13
|
12
|
14
|
18
|
11
|
13
|
|
|
2025/05
|
14
|
9
|
9
|
11
|
11
|
9
|
10
|
17
|
26
|
22
|
21
|
16
|
13
|
11
|
9
|
10
|
8
|
8
|
8
|
8
|
12
|
13
|
9
|
12
|
15
|
10
|
10
|
11
|
9
|
10
|
8
|
|
2025/04
|
29
|
22
|
24
|
17
|
20
|
22
|
24
|
32
|
21
|
23
|
11
|
12
|
10
|
15
|
19
|
15
|
14
|
15
|
18
|
12
|
11
|
15
|
13
|
16
|
18
|
21
|
17
|
12
|
9
|
11
|
|
|
2025/03
|
20
|
13
|
19
|
15
|
17
|
21
|
24
|
23
|
14
|
19
|
26
|
19
|
15
|
11
|
14
|
21
|
21
|
20
|
28
|
30
|
34
|
13
|
10
|
11
|
11
|
15
|
20
|
28
|
34
|
26
|
28
|
|
2025/02
|
28
|
41
|
26
|
28
|
34
|
19
|
28
|
21
|
25
|
23
|
17
|
10
|
10
|
14
|
15
|
15
|
15
|
13
|
14
|
11
|
14
|
13
|
13
|
11
|
12
|
12
|
14
|
15
|
|||
|
2025/01
|
17
|
20
|
21
|
27
|
18
|
28
|
15
|
12
|
13
|
18
|
18
|
16
|
13
|
13
|
19
|
18
|
15
|
17
|
18
|
16
|
29
|
25
|
15
|
11
|
20
|
17
|
12
|
9
|
19
|
27
|
20
|
|
2024/12
|
18
|
20
|
16
|
18
|
16
|
16
|
25
|
21
|
32
|
25
|
17
|
19
|
15
|
20
|
22
|
24
|
21
|
17
|
21
|
27
|
13
|
13
|
13
|
20
|
14
|
25
|
21
|
18
|
23
|
15
|
16
|
|
2024/11
|
15
|
21
|
20
|
14
|
15
|
13
|
14
|
17
|
16
|
17
|
16
|
14
|
14
|
13
|
20
|
22
|
15
|
14
|
15
|
11
|
14
|
12
|
13
|
19
|
13
|
12
|
13
|
11
|
17
|
14
|
|
|
2024/10
|
13
|
8
|
8
|
7
|
9
|
8
|
6
|
8
|
8
|
9
|
7
|
8
|
8
|
8
|
9
|
9
|
9
|
9
|
8
|
10
|
13
|
15
|
14
|
13
|
11
|
10
|
11
|
12
|
11
|
9
|
10
|
|
2024/09
|
8
|
10
|
9
|
9
|
8
|
9
|
11
|
14
|
12
|
12
|
8
|
12
|
22
|
10
|
9
|
11
|
10
|
12
|
13
|
10
|
10
|
11
|
11
|
8
|
11
|
9
|
9
|
8
|
10
|
10
|
|
|
2024/08
|
13
|
10
|
9
|
8
|
9
|
9
|
10
|
8
|
8
|
10
|
11
|
11
|
12
|
9
|
9
|
10
|
11
|
11
|
11
|
9
|
8
|
11
|
10
|
9
|
13
|
11
|
12
|
11
|
11
|
13
|
11
|
|
2024/07
|
9
|
7
|
8
|
8
|
8
|
7
|
8
|
7
|
9
|
9
|
9
|
7
|
9
|
8
|
7
|
8
|
9
|
9
|
8
|
7
|
8
|
9
|
7
|
9
|
7
|
8
|
9
|
9
|
11
|
15
|
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