Air Quality
Excellent
No health implications.
16
PM2.5
23
PM10
23
O3
0.6
CO
6
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Oct
41
Excellent
Wed
15 Oct
41
Excellent
Thu
16 Oct
40
Excellent
Fri
17 Oct
39
Excellent
Sat
18 Oct
34
Excellent
Sun
19 Oct
50
Excellent
Mon
20 Oct
41
Excellent
Air quality in the last 12 months (Yongren)
|
2025/08
|
25
|
28
|
20
|
18
|
23
|
23
|
29
|
22
|
18
|
17
|
21
|
15
|
21
|
32
|
34
|
23
|
20
|
31
|
30
|
19
|
22
|
13
|
13
|
13
|
22
|
25
|
27
|
21
|
19
|
22
|
29
|
|
2025/07
|
21
|
18
|
15
|
18
|
18
|
19
|
24
|
17
|
21
|
23
|
21
|
29
|
25
|
32
|
32
|
28
|
33
|
31
|
17
|
24
|
25
|
23
|
23
|
22
|
18
|
24
|
27
|
17
|
30
|
32
|
20
|
|
2025/06
|
17
|
19
|
15
|
24
|
30
|
31
|
27
|
26
|
25
|
31
|
31
|
39
|
44
|
44
|
18
|
19
|
23
|
13
|
13
|
13
|
14
|
15
|
13
|
13
|
22
|
14
|
22
|
18
|
14
|
17
|
|
|
2025/05
|
28
|
26
|
19
|
17
|
22
|
30
|
28
|
24
|
32
|
39
|
29
|
30
|
31
|
30
|
32
|
38
|
32
|
36
|
27
|
32
|
26
|
23
|
47
|
25
|
33
|
23
|
25
|
16
|
15
|
17
|
12
|
|
2025/04
|
57
|
66
|
76
|
60
|
53
|
53
|
54
|
61
|
62
|
59
|
42
|
46
|
47
|
40
|
41
|
26
|
23
|
22
|
26
|
29
|
25
|
25
|
38
|
53
|
49
|
57
|
57
|
54
|
48
|
26
|
|
|
2025/03
|
43
|
43
|
31
|
35
|
41
|
44
|
54
|
68
|
54
|
52
|
45
|
59
|
76
|
65
|
47
|
50
|
44
|
21
|
32
|
49
|
71
|
72
|
50
|
36
|
34
|
30
|
32
|
67
|
100
|
84
|
70
|
|
2025/02
|
51
|
54
|
36
|
40
|
51
|
59
|
44
|
45
|
46
|
33
|
31
|
32
|
45
|
53
|
37
|
44
|
34
|
44
|
45
|
39
|
39
|
39
|
42
|
39
|
33
|
29
|
28
|
37
|
|||
|
2025/01
|
38
|
38
|
48
|
46
|
48
|
50
|
40
|
32
|
29
|
43
|
25
|
40
|
53
|
36
|
55
|
68
|
58
|
58
|
58
|
57
|
56
|
54
|
62
|
43
|
33
|
29
|
35
|
43
|
50
|
46
|
40
|
|
2024/12
|
30
|
34
|
43
|
36
|
36
|
36
|
36
|
40
|
30
|
36
|
41
|
45
|
45
|
40
|
48
|
45
|
40
|
46
|
36
|
38
|
50
|
42
|
27
|
42
|
43
|
41
|
55
|
61
|
50
|
38
|
34
|
|
2024/11
|
32
|
32
|
35
|
28
|
31
|
57
|
26
|
19
|
16
|
28
|
31
|
30
|
26
|
29
|
34
|
37
|
37
|
35
|
33
|
36
|
28
|
20
|
25
|
21
|
29
|
29
|
33
|
43
|
20
|
22
|
|
|
2024/10
|
15
|
20
|
38
|
35
|
14
|
17
|
29
|
41
|
23
|
27
|
28
|
28
|
32
|
32
|
27
|
25
|
23
|
35
|
41
|
36
|
24
|
23
|
25
|
36
|
38
|
34
|
31
|
43
|
46
|
40
|
30
|
|
2024/09
|
29
|
16
|
22
|
25
|
16
|
27
|
33
|
31
|
26
|
15
|
22
|
24
|
30
|
29
|
27
|
22
|
29
|
34
|
39
|
41
|
39
|
30
|
23
|
37
|
40
|
28
|
24
|
17
|
21
|
28
|
|
|
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