Air Quality
Excellent
No health implications.
11
PM2.5
27
PM10
32
O3
0.5
CO
15
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 May
56
Good
Thu
8 May
64
Good
Fri
9 May
59
Good
Sat
10 May
55
Good
Sun
11 May
59
Good
Mon
12 May
60
Good
Tue
13 May
15
Excellent
Air quality in the last 12 months (Baima)
|
2025/02
|
25
|
29
|
34
|
36
|
41
|
43
|
37
|
39
|
31
|
30
|
29
|
36
|
25
|
28
|
31
|
28
|
22
|
21
|
23
|
29
|
27
|
22
|
24
|
30
|
24
|
22
|
30
|
31
|
|||
|
2025/01
|
27
|
33
|
35
|
34
|
30
|
33
|
32
|
32
|
22
|
26
|
24
|
18
|
17
|
24
|
22
|
27
|
41
|
55
|
38
|
33
|
36
|
38
|
36
|
33
|
57
|
43
|
12
|
11
|
21
|
24
|
19
|
|
2024/12
|
35
|
28
|
25
|
30
|
30
|
27
|
33
|
28
|
26
|
35
|
40
|
40
|
31
|
30
|
33
|
27
|
28
|
37
|
38
|
31
|
32
|
30
|
33
|
37
|
39
|
43
|
44
|
35
|
34
|
22
|
21
|
|
2024/11
|
20
|
27
|
23
|
23
|
27
|
20
|
32
|
26
|
31
|
29
|
33
|
24
|
32
|
29
|
27
|
37
|
27
|
28
|
27
|
21
|
23
|
22
|
21
|
25
|
58
|
32
|
23
|
21
|
35
|
37
|
|
|
2024/10
|
25
|
26
|
20
|
21
|
22
|
20
|
17
|
17
|
18
|
13
|
12
|
15
|
22
|
23
|
20
|
17
|
22
|
17
|
14
|
30
|
41
|
31
|
25
|
24
|
19
|
22
|
25
|
29
|
24
|
22
|
21
|
|
2024/09
|
16
|
14
|
14
|
15
|
18
|
13
|
17
|
15
|
12
|
14
|
15
|
16
|
13
|
12
|
13
|
16
|
11
|
14
|
13
|
11
|
11
|
14
|
21
|
22
|
20
|
23
|
21
|
18
|
21
|
24
|
|
|
2024/08
|
25
|
22
|
25
|
29
|
25
|
25
|
24
|
21
|
26
|
28
|
19
|
26
|
21
|
20
|
26
|
26
|
18
|
20
|
22
|
24
|
24
|
18
|
16
|
20
|
20
|
18
|
18
|
23
|
20
|
19
|
19
|
|
2024/07
|
24
|
24
|
18
|
21
|
22
|
22
|
17
|
17
|
17
|
18
|
17
|
18
|
15
|
17
|
18
|
21
|
19
|
19
|
20
|
18
|
18
|
16
|
22
|
36
|
33
|
27
|
21
|
24
|
25
|
21
|
24
|
|
2024/06
|
14
|
19
|
15
|
27
|
22
|
18
|
21
|
13
|
14
|
19
|
18
|
17
|
16
|
16
|
18
|
13
|
19
|
20
|
18
|
13
|
17
|
14
|
20
|
13
|
19
|
21
|
23
|
18
|
26
|
18
|
|
|
2024/05
|
17
|
16
|
22
|
43
|
33
|
27
|
21
|
14
|
16
|
17
|
16
|
16
|
15
|
18
|
14
|
18
|
17
|
15
|
22
|
31
|
23
|
22
|
23
|
24
|
21
|
26
|
22
|
15
|
11
|
17
|
18
|
|
2024/04
|
18
|
29
|
46
|
23
|
17
|
13
|
18
|
19
|
14
|
29
|
24
|
17
|
18
|
16
|
22
|
54
|
23
|
32
|
53
|
36
|
20
|
18
|
20
|
20
|
19
|
15
|
23
|
21
|
25
|
23
|
|
|
2024/03
|
36
|
34
|
35
|
29
|
31
|
47
|
22
|
17
|
15
|
21
|
18
|
17
|
19
|
15
|
13
|
46
|
45
|
54
|
57
|
30
|
19
|
19
|
22
|
17
|
23
|
14
|
31
|
26
|
18
|
15
|
20
|
|
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