Air Quality
Excellent
No health implications.
18
PM2.5
15
PM10
47
O3
0.4
CO
9
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Apr
45
Excellent
Mon
27 Apr
48
Excellent
Tue
28 Apr
46
Excellent
Wed
29 Apr
48
Excellent
Thu
30 Apr
45
Excellent
Fri
1 May
31
Excellent
Sat
2 May
47
Excellent
Air quality in the last 12 months (Baiyu)
|
2026/03
|
27
|
28
|
30
|
33
|
39
|
29
|
35
|
39
|
29
|
25
|
23
|
24
|
45
|
27
|
25
|
23
|
29
|
30
|
25
|
25
|
25
|
27
|
28
|
24
|
29
|
31
|
26
|
23
|
27
|
25
|
29
|
|
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
|
|
|
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