Air Quality
Excellent
No health implications.
6
PM2.5
13
PM10
59
O3
0.4
CO
9
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Mar
43
Excellent
Tue
17 Mar
47
Excellent
Wed
18 Mar
49
Excellent
Thu
19 Mar
46
Excellent
Fri
20 Mar
45
Excellent
Sat
21 Mar
46
Excellent
Sun
22 Mar
21
Excellent
Air quality in the last 12 months (Baiyu)
|
2026/02
|
22
|
20
|
23
|
18
|
23
|
26
|
17
|
17
|
32
|
32
|
19
|
15
|
15
|
15
|
19
|
17
|
22
|
67
|
21
|
19
|
12
|
15
|
11
|
14
|
11
|
17
|
14
|
20
|
|||
|
2026/01
|
26
|
23
|
21
|
24
|
21
|
25
|
20
|
25
|
28
|
25
|
21
|
27
|
28
|
37
|
28
|
25
|
24
|
41
|
35
|
30
|
32
|
25
|
24
|
27
|
30
|
22
|
17
|
21
|
25
|
21
|
22
|
|
2025/12
|
28
|
31
|
26
|
28
|
27
|
30
|
32
|
29
|
27
|
28
|
28
|
54
|
38
|
31
|
25
|
30
|
30
|
26
|
29
|
33
|
34
|
45
|
37
|
37
|
29
|
31
|
28
|
33
|
33
|
32
|
35
|
|
2025/11
|
12
|
11
|
13
|
13
|
22
|
15
|
44
|
37
|
21
|
21
|
23
|
19
|
17
|
21
|
27
|
24
|
28
|
25
|
24
|
22
|
23
|
22
|
23
|
26
|
26
|
21
|
27
|
28
|
28
|
30
|
|
|
2025/10
|
12
|
15
|
18
|
13
|
11
|
14
|
15
|
15
|
13
|
14
|
13
|
12
|
15
|
16
|
17
|
16
|
19
|
15
|
14
|
14
|
23
|
18
|
15
|
15
|
12
|
10
|
15
|
20
|
14
|
17
|
22
|
|
2025/09
|
11
|
12
|
11
|
9
|
9
|
10
|
10
|
10
|
14
|
11
|
12
|
15
|
21
|
18
|
15
|
12
|
11
|
12
|
14
|
11
|
9
|
12
|
14
|
20
|
20
|
20
|
19
|
15
|
12
|
13
|
|
|
2025/08
|
14
|
15
|
15
|
14
|
17
|
20
|
15
|
14
|
12
|
11
|
19
|
22
|
22
|
18
|
15
|
15
|
16
|
14
|
12
|
11
|
11
|
12
|
12
|
14
|
12
|
12
|
14
|
10
|
14
|
13
|
13
|
|
2025/07
|
19
|
13
|
14
|
14
|
11
|
14
|
13
|
18
|
19
|
22
|
23
|
15
|
15
|
14
|
14
|
21
|
20
|
21
|
13
|
14
|
13
|
13
|
13
|
14
|
17
|
13
|
16
|
15
|
17
|
11
|
13
|
|
2025/06
|
13
|
12
|
11
|
11
|
13
|
12
|
13
|
12
|
15
|
18
|
15
|
18
|
19
|
23
|
25
|
21
|
16
|
17
|
8
|
9
|
13
|
18
|
19
|
12
|
14
|
14
|
20
|
26
|
20
|
31
|
|
|
2025/05
|
20
|
12
|
10
|
14
|
16
|
8
|
13
|
36
|
36
|
24
|
23
|
25
|
17
|
44
|
8
|
9
|
8
|
8
|
12
|
12
|
15
|
32
|
25
|
20
|
21
|
18
|
10
|
13
|
14
|
13
|
9
|
|
2025/04
|
35
|
28
|
20
|
20
|
19
|
21
|
25
|
29
|
20
|
22
|
13
|
17
|
13
|
10
|
11
|
13
|
13
|
23
|
27
|
15
|
17
|
12
|
11
|
10
|
12
|
14
|
23
|
17
|
17
|
24
|
|
|
2025/03
|
16
|
21
|
21
|
17
|
18
|
35
|
46
|
28
|
17
|
18
|
18
|
22
|
11
|
11
|
13
|
26
|
15
|
13
|
19
|
17
|
16
|
12
|
28
|
18
|
14
|
19
|
39
|
41
|
33
|
68
|
45
|
|
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