Air Quality
Excellent
No health implications.
16
PM2.5
28
PM10
27
O3
0.6
CO
6
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Jul
50
Excellent
Sat
26 Jul
53
Good
Sun
27 Jul
51
Good
Mon
28 Jul
53
Good
Tue
29 Jul
63
Good
Wed
30 Jul
60
Good
Thu
31 Jul
42
Excellent
Air quality in the last 12 months (Yongren)
|
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
|
|
|
2024/08
|
32
|
40
|
25
|
24
|
21
|
15
|
17
|
13
|
17
|
22
|
28
|
35
|
39
|
46
|
48
|
41
|
39
|
29
|
28
|
31
|
32
|
40
|
22
|
30
|
30
|
28
|
17
|
37
|
30
|
35
|
23
|
|
2024/07
|
12
|
15
|
13
|
15
|
12
|
17
|
12
|
15
|
16
|
16
|
20
|
20
|
16
|
29
|
12
|
18
|
20
|
25
|
28
|
16
|
24
|
29
|
22
|
31
|
26
|
29
|
36
|
36
|
25
|
19
|
30
|
|
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