Air Quality
Excellent
No health implications.
33
PM2.5
41
PM10
117
O3
0.8
CO
6
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Mar
51
Good
Sat
15 Mar
53
Good
Sun
16 Mar
49
Excellent
Mon
17 Mar
51
Good
Tue
18 Mar
49
Excellent
Wed
19 Mar
53
Good
Thu
20 Mar
25
Excellent
Air quality in the last 12 months (Yangbi)
|
2025/01
|
25
|
27
|
31
|
28
|
28
|
30
|
25
|
26
|
24
|
27
|
32
|
31
|
33
|
37
|
35
|
38
|
30
|
28
|
26
|
24
|
36
|
44
|
36
|
27
|
29
|
38
|
32
|
40
|
50
|
40
|
39
|
|
2024/12
|
25
|
23
|
23
|
21
|
23
|
21
|
26
|
24
|
21
|
28
|
35
|
35
|
25
|
25
|
20
|
21
|
40
|
20
|
20
|
17
|
19
|
16
|
16
|
24
|
22
|
32
|
38
|
34
|
23
|
21
|
24
|
|
2024/11
|
31
|
36
|
26
|
29
|
26
|
30
|
18
|
18
|
21
|
23
|
23
|
20
|
23
|
23
|
28
|
29
|
29
|
23
|
25
|
24
|
21
|
20
|
21
|
22
|
21
|
22
|
23
|
21
|
24
|
24
|
|
|
2024/10
|
18
|
17
|
18
|
15
|
15
|
17
|
17
|
18
|
21
|
23
|
24
|
33
|
27
|
26
|
28
|
22
|
22
|
30
|
32
|
26
|
26
|
31
|
29
|
19
|
21
|
28
|
31
|
45
|
34
|
28
|
30
|
|
2024/09
|
19
|
21
|
20
|
18
|
17
|
23
|
33
|
31
|
22
|
18
|
21
|
23
|
24
|
24
|
25
|
27
|
23
|
25
|
30
|
32
|
34
|
28
|
27
|
29
|
29
|
24
|
23
|
23
|
18
|
20
|
|
|
2024/08
|
21
|
26
|
19
|
15
|
15
|
15
|
16
|
17
|
29
|
20
|
19
|
29
|
28
|
40
|
38
|
25
|
29
|
25
|
17
|
18
|
20
|
27
|
29
|
24
|
22
|
24
|
25
|
31
|
26
|
31
|
21
|
|
2024/07
|
11
|
14
|
12
|
13
|
14
|
18
|
16
|
16
|
17
|
14
|
13
|
12
|
17
|
18
|
15
|
18
|
28
|
22
|
23
|
28
|
13
|
15
|
15
|
18
|
22
|
19
|
21
|
26
|
24
|
22
|
24
|
|
2024/06
|
43
|
38
|
36
|
38
|
30
|
25
|
24
|
23
|
20
|
24
|
36
|
33
|
15
|
18
|
16
|
24
|
29
|
28
|
31
|
38
|
40
|
37
|
25
|
16
|
17
|
23
|
14
|
14
|
13
|
12
|
|
|
2024/05
|
41
|
41
|
33
|
58
|
54
|
31
|
37
|
38
|
25
|
31
|
34
|
32
|
34
|
32
|
31
|
34
|
33
|
38
|
36
|
21
|
25
|
31
|
25
|
24
|
18
|
14
|
12
|
11
|
22
|
41
|
30
|
|
2024/04
|
30
|
33
|
50
|
42
|
38
|
52
|
41
|
40
|
38
|
42
|
50
|
57
|
51
|
48
|
51
|
61
|
65
|
62
|
53
|
47
|
39
|
54
|
55
|
47
|
39
|
48
|
58
|
56
|
48
|
52
|
|
|
2024/03
|
34
|
30
|
31
|
35
|
35
|
31
|
33
|
29
|
25
|
34
|
34
|
53
|
53
|
49
|
55
|
53
|
55
|
46
|
49
|
54
|
43
|
27
|
22
|
31
|
27
|
35
|
31
|
36
|
37
|
47
|
39
|
|
2024/02
|
38
|
50
|
33
|
29
|
33
|
31
|
29
|
36
|
44
|
61
|
50
|
34
|
31
|
28
|
30
|
32
|
29
|
30
|
30
|
30
|
39
|
46
|
52
|
39
|
35
|
39
|
33
|
32
|
31
|
||
|
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