Air Quality
Excellent
No health implications.
3
PM2.5
7
PM10
44
O3
0.4
CO
4
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jul
46
Excellent
Thu
16 Jul
44
Excellent
Fri
17 Jul
49
Excellent
Sat
18 Jul
54
Good
Sun
19 Jul
67
Good
Mon
20 Jul
39
Excellent
Tue
21 Jul
28
Excellent
Air quality in the last 12 months (Bayi)
|
2026/06
|
24
|
24
|
26
|
29
|
24
|
25
|
29
|
24
|
26
|
29
|
30
|
32
|
29
|
23
|
23
|
27
|
24
|
19
|
16
|
20
|
18
|
20
|
22
|
23
|
23
|
19
|
17
|
17
|
18
|
19
|
|
|
2026/05
|
25
|
26
|
27
|
24
|
28
|
29
|
32
|
33
|
37
|
34
|
31
|
29
|
25
|
25
|
30
|
25
|
25
|
28
|
25
|
24
|
20
|
22
|
22
|
26
|
28
|
30
|
30
|
33
|
23
|
28
|
29
|
|
2026/04
|
24
|
28
|
25
|
21
|
22
|
27
|
32
|
31
|
34
|
35
|
30
|
28
|
32
|
27
|
33
|
28
|
25
|
20
|
20
|
20
|
27
|
23
|
26
|
26
|
27
|
30
|
33
|
25
|
23
|
26
|
|
|
2026/03
|
36
|
34
|
33
|
27
|
25
|
30
|
36
|
35
|
34
|
25
|
28
|
25
|
29
|
26
|
25
|
24
|
27
|
27
|
27
|
24
|
30
|
33
|
28
|
26
|
32
|
27
|
28
|
31
|
30
|
28
|
25
|
|
2026/02
|
20
|
21
|
20
|
28
|
17
|
15
|
17
|
20
|
10
|
15
|
18
|
17
|
16
|
19
|
21
|
19
|
21
|
17
|
19
|
26
|
20
|
18
|
20
|
17
|
18
|
19
|
13
|
10
|
|||
|
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
|
|
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