Air Quality
Excellent
No health implications.
4
PM2.5
12
PM10
71
O3
0.4
CO
10
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Feb
40
Excellent
Sat
1 Mar
42
Excellent
Sun
2 Mar
40
Excellent
Mon
3 Mar
41
Excellent
Tue
4 Mar
44
Excellent
Wed
5 Mar
46
Excellent
Thu
6 Mar
31
Excellent
Air quality in the last 12 months (Baiyu)
|
2025/01
|
28
|
26
|
28
|
27
|
28
|
29
|
25
|
15
|
19
|
16
|
27
|
24
|
18
|
18
|
16
|
24
|
29
|
36
|
34
|
30
|
30
|
28
|
28
|
21
|
35
|
29
|
16
|
18
|
32
|
20
|
13
|
|
2024/12
|
31
|
30
|
29
|
29
|
29
|
29
|
28
|
32
|
26
|
24
|
33
|
35
|
29
|
27
|
28
|
27
|
37
|
33
|
34
|
31
|
25
|
22
|
29
|
27
|
29
|
30
|
28
|
31
|
31
|
19
|
17
|
|
2024/11
|
15
|
21
|
20
|
15
|
16
|
15
|
23
|
21
|
21
|
23
|
22
|
21
|
27
|
24
|
28
|
30
|
24
|
23
|
22
|
17
|
18
|
18
|
19
|
21
|
49
|
23
|
19
|
15
|
23
|
28
|
|
|
2024/10
|
13
|
15
|
11
|
10
|
11
|
10
|
9
|
12
|
14
|
11
|
8
|
10
|
12
|
15
|
14
|
10
|
15
|
13
|
10
|
28
|
29
|
24
|
24
|
19
|
13
|
14
|
18
|
19
|
18
|
16
|
17
|
|
2024/09
|
12
|
10
|
9
|
10
|
12
|
12
|
11
|
11
|
11
|
11
|
11
|
11
|
10
|
9
|
10
|
11
|
10
|
12
|
13
|
9
|
9
|
10
|
12
|
11
|
12
|
13
|
16
|
11
|
11
|
15
|
|
|
2024/08
|
19
|
17
|
15
|
14
|
15
|
18
|
18
|
19
|
15
|
16
|
15
|
17
|
15
|
17
|
15
|
16
|
12
|
14
|
14
|
14
|
13
|
12
|
15
|
19
|
19
|
18
|
19
|
18
|
17
|
16
|
12
|
|
2024/07
|
17
|
18
|
11
|
11
|
15
|
13
|
12
|
12
|
11
|
12
|
10
|
14
|
12
|
12
|
12
|
13
|
14
|
14
|
14
|
9
|
11
|
11
|
16
|
18
|
14
|
14
|
11
|
13
|
14
|
17
|
18
|
|
2024/06
|
12
|
11
|
11
|
12
|
12
|
10
|
12
|
10
|
9
|
12
|
10
|
10
|
9
|
11
|
11
|
10
|
13
|
11
|
12
|
9
|
12
|
10
|
11
|
9
|
10
|
10
|
12
|
10
|
12
|
14
|
|
|
2024/05
|
11
|
13
|
20
|
25
|
21
|
17
|
11
|
10
|
10
|
11
|
13
|
11
|
12
|
13
|
14
|
14
|
11
|
19
|
26
|
19
|
15
|
11
|
14
|
15
|
12
|
16
|
11
|
10
|
10
|
11
|
11
|
|
2024/04
|
13
|
14
|
19
|
13
|
13
|
14
|
15
|
13
|
13
|
20
|
16
|
16
|
14
|
13
|
13
|
25
|
14
|
26
|
37
|
15
|
12
|
12
|
14
|
14
|
13
|
16
|
15
|
13
|
15
|
15
|
|
|
2024/03
|
29
|
25
|
21
|
13
|
17
|
25
|
12
|
13
|
13
|
16
|
14
|
15
|
15
|
13
|
12
|
18
|
19
|
23
|
30
|
20
|
14
|
12
|
10
|
14
|
15
|
11
|
17
|
15
|
13
|
12
|
13
|
|
2024/02
|
23
|
24
|
30
|
30
|
27
|
23
|
24
|
23
|
25
|
30
|
20
|
21
|
20
|
21
|
22
|
21
|
19
|
20
|
19
|
21
|
24
|
25
|
26
|
25
|
23
|
24
|
23
|
25
|
22
|
||
|
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