Air Quality
Excellent
No health implications.
12
PM2.5
23
PM10
20
O3
0.6
CO
10
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jun
48
Excellent
Sun
29 Jun
48
Excellent
Mon
30 Jun
46
Excellent
Tue
1 Jul
46
Excellent
Wed
2 Jul
49
Excellent
Thu
3 Jul
48
Excellent
Fri
4 Jul
19
Excellent
Air quality in the last 12 months (Yongren)
|
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
|
|
2024/06
|
38
|
46
|
31
|
26
|
21
|
29
|
18
|
24
|
17
|
36
|
26
|
19
|
17
|
17
|
25
|
26
|
30
|
28
|
26
|
28
|
29
|
27
|
25
|
14
|
22
|
34
|
31
|
9
|
16
|
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