Air Quality
Excellent
No health implications.
11
PM2.5
29
PM10
60
O3
0.5
CO
4
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Dec
60
Good
Wed
24 Dec
68
Good
Thu
25 Dec
65
Good
Fri
26 Dec
71
Good
Sat
27 Dec
67
Good
Sun
28 Dec
68
Good
Mon
29 Dec
27
Excellent
Air quality in the last 12 months (Baisha)
|
2025/11
|
34
|
33
|
24
|
17
|
15
|
21
|
14
|
16
|
20
|
44
|
31
|
27
|
38
|
38
|
36
|
32
|
36
|
48
|
27
|
31
|
39
|
41
|
43
|
48
|
48
|
49
|
51
|
52
|
56
|
32
|
|
|
2025/10
|
15
|
15
|
12
|
14
|
16
|
12
|
15
|
14
|
20
|
21
|
20
|
15
|
11
|
10
|
14
|
20
|
23
|
26
|
31
|
31
|
18
|
15
|
17
|
22
|
36
|
40
|
31
|
25
|
26
|
10
|
26
|
|
2025/09
|
12
|
15
|
16
|
15
|
14
|
12
|
21
|
21
|
16
|
14
|
13
|
12
|
14
|
12
|
12
|
15
|
12
|
12
|
17
|
19
|
21
|
16
|
22
|
22
|
17
|
13
|
21
|
13
|
18
|
16
|
|
|
2025/08
|
30
|
30
|
31
|
24
|
25
|
26
|
26
|
23
|
21
|
21
|
17
|
18
|
16
|
17
|
13
|
11
|
11
|
9
|
14
|
18
|
19
|
15
|
15
|
17
|
13
|
14
|
13
|
15
|
13
|
15
|
15
|
|
2025/07
|
12
|
11
|
10
|
13
|
13
|
14
|
12
|
15
|
18
|
21
|
19
|
16
|
19
|
20
|
18
|
20
|
17
|
18
|
14
|
12
|
11
|
11
|
13
|
11
|
13
|
18
|
14
|
11
|
13
|
14
|
19
|
|
2025/06
|
16
|
17
|
23
|
28
|
20
|
18
|
19
|
20
|
20
|
23
|
19
|
9
|
12
|
11
|
14
|
16
|
17
|
15
|
14
|
14
|
15
|
11
|
13
|
11
|
9
|
11
|
11
|
11
|
14
|
13
|
|
|
2025/05
|
20
|
18
|
24
|
25
|
21
|
24
|
21
|
20
|
20
|
17
|
21
|
36
|
24
|
13
|
16
|
14
|
13
|
16
|
17
|
17
|
17
|
14
|
16
|
17
|
21
|
30
|
24
|
17
|
15
|
17
|
12
|
|
2025/04
|
19
|
29
|
29
|
30
|
34
|
14
|
22
|
28
|
33
|
36
|
37
|
33
|
110
|
140
|
107
|
89
|
85
|
48
|
30
|
28
|
24
|
26
|
25
|
29
|
34
|
23
|
20
|
22
|
20
|
19
|
|
|
2025/03
|
27
|
26
|
29
|
36
|
41
|
18
|
10
|
11
|
25
|
26
|
28
|
23
|
22
|
22
|
28
|
19
|
27
|
35
|
42
|
46
|
41
|
39
|
36
|
42
|
41
|
41
|
47
|
47
|
25
|
11
|
15
|
|
2025/02
|
26
|
22
|
28
|
25
|
23
|
30
|
37
|
28
|
49
|
40
|
26
|
15
|
22
|
16
|
15
|
22
|
30
|
35
|
43
|
32
|
34
|
21
|
14
|
23
|
16
|
22
|
25
|
28
|
|||
|
2025/01
|
62
|
44
|
53
|
47
|
56
|
64
|
44
|
45
|
54
|
66
|
50
|
48
|
38
|
22
|
35
|
55
|
57
|
46
|
48
|
48
|
39
|
40
|
33
|
32
|
23
|
26
|
25
|
33
|
43
|
37
|
26
|
|
2024/12
|
35
|
32
|
29
|
26
|
30
|
33
|
43
|
41
|
34
|
26
|
26
|
42
|
35
|
40
|
55
|
45
|
34
|
46
|
46
|
48
|
45
|
48
|
50
|
52
|
51
|
36
|
54
|
55
|
57
|
41
|
52
|
|
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