Air Quality
Excellent
No health implications.
8
PM2.5
11
PM10
92
O3
0.5
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 Mar
58
Good
Tue
3 Mar
39
Excellent
Wed
4 Mar
38
Excellent
Thu
5 Mar
39
Excellent
Fri
6 Mar
40
Excellent
Sat
7 Mar
36
Excellent
Sun
8 Mar
15
Excellent
Bayi Air quality rank
Air quality in the last 12 months (Bayi)
|
2026/01
|
14
|
12
|
15
|
13
|
14
|
12
|
13
|
16
|
20
|
18
|
13
|
17
|
15
|
16
|
14
|
19
|
17
|
19
|
22
|
21
|
17
|
18
|
21
|
23
|
19
|
18
|
16
|
19
|
18
|
12
|
17
|
|
2025/12
|
24
|
21
|
20
|
25
|
21
|
20
|
25
|
25
|
24
|
24
|
21
|
25
|
29
|
21
|
24
|
23
|
26
|
26
|
25
|
29
|
25
|
26
|
28
|
28
|
28
|
21
|
22
|
20
|
20
|
19
|
20
|
|
2025/11
|
9
|
10
|
12
|
9
|
10
|
10
|
11
|
10
|
9
|
11
|
13
|
15
|
12
|
16
|
21
|
21
|
22
|
21
|
22
|
21
|
22
|
24
|
22
|
22
|
25
|
23
|
24
|
20
|
23
|
25
|
|
|
2025/10
|
9
|
8
|
8
|
11
|
8
|
8
|
9
|
7
|
8
|
8
|
9
|
9
|
11
|
13
|
10
|
12
|
14
|
10
|
11
|
12
|
14
|
14
|
13
|
10
|
10
|
8
|
9
|
12
|
10
|
11
|
10
|
|
2025/09
|
7
|
8
|
9
|
8
|
11
|
14
|
8
|
8
|
11
|
10
|
9
|
10
|
11
|
10
|
11
|
7
|
8
|
8
|
12
|
7
|
8
|
8
|
17
|
17
|
12
|
11
|
12
|
11
|
8
|
11
|
|
|
2025/08
|
10
|
10
|
9
|
8
|
10
|
10
|
9
|
10
|
9
|
7
|
10
|
11
|
8
|
11
|
10
|
10
|
8
|
9
|
9
|
9
|
8
|
8
|
8
|
8
|
9
|
8
|
8
|
8
|
8
|
8
|
11
|
|
2025/07
|
8
|
9
|
7
|
7
|
7
|
13
|
13
|
12
|
13
|
14
|
14
|
17
|
14
|
11
|
11
|
12
|
11
|
14
|
9
|
8
|
9
|
13
|
11
|
12
|
12
|
10
|
6
|
7
|
10
|
11
|
10
|
|
2025/06
|
7
|
7
|
8
|
7
|
8
|
8
|
8
|
11
|
17
|
20
|
23
|
22
|
21
|
12
|
11
|
11
|
8
|
9
|
8
|
10
|
11
|
15
|
15
|
8
|
11
|
10
|
13
|
15
|
9
|
11
|
|
|
2025/05
|
14
|
9
|
9
|
10
|
12
|
10
|
9
|
17
|
27
|
23
|
19
|
17
|
14
|
9
|
7
|
9
|
9
|
7
|
7
|
6
|
10
|
14
|
10
|
12
|
17
|
10
|
9
|
11
|
8
|
7
|
9
|
|
2025/04
|
21
|
18
|
18
|
12
|
14
|
21
|
24
|
27
|
18
|
20
|
10
|
11
|
9
|
15
|
15
|
14
|
14
|
18
|
21
|
12
|
10
|
12
|
9
|
11
|
10
|
11
|
13
|
10
|
9
|
11
|
|
|
2025/03
|
15
|
14
|
14
|
13
|
11
|
21
|
26
|
21
|
14
|
17
|
23
|
16
|
13
|
12
|
13
|
17
|
13
|
15
|
27
|
25
|
28
|
12
|
10
|
11
|
12
|
16
|
23
|
24
|
22
|
16
|
12
|
|
2025/02
|
11
|
20
|
23
|
28
|
33
|
13
|
12
|
18
|
19
|
18
|
16
|
10
|
8
|
9
|
13
|
14
|
14
|
12
|
13
|
10
|
12
|
13
|
12
|
11
|
12
|
13
|
16
|
15
|
|||
|
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