Air Quality
Excellent
No health implications.
17
PM2.5
38
PM10
24
O3
0.6
CO
16
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 Sep
62
Good
Sun
7 Sep
56
Good
Mon
8 Sep
56
Good
Tue
9 Sep
52
Good
Wed
10 Sep
55
Good
Thu
11 Sep
45
Excellent
Fri
12 Sep
25
Excellent
Air quality in the last 12 months (Yanbian Prefecture)
|
2025/08
|
34
|
38
|
31
|
35
|
31
|
30
|
37
|
28
|
33
|
28
|
27
|
25
|
27
|
36
|
43
|
33
|
26
|
30
|
28
|
26
|
32
|
23
|
22
|
22
|
27
|
38
|
37
|
35
|
31
|
38
|
32
|
|
2025/07
|
36
|
29
|
35
|
30
|
30
|
22
|
32
|
31
|
23
|
34
|
30
|
28
|
34
|
39
|
40
|
39
|
43
|
45
|
25
|
31
|
28
|
31
|
27
|
30
|
22
|
25
|
31
|
24
|
37
|
41
|
27
|
|
2025/06
|
30
|
28
|
19
|
31
|
41
|
41
|
32
|
31
|
32
|
49
|
43
|
43
|
49
|
49
|
22
|
39
|
27
|
27
|
25
|
19
|
14
|
21
|
34
|
25
|
25
|
43
|
26
|
38
|
26
|
21
|
|
|
2025/05
|
43
|
34
|
28
|
23
|
29
|
31
|
30
|
28
|
34
|
40
|
36
|
40
|
31
|
30
|
33
|
39
|
28
|
32
|
35
|
31
|
31
|
32
|
40
|
34
|
62
|
49
|
26
|
21
|
26
|
33
|
19
|
|
2025/04
|
51
|
60
|
64
|
58
|
47
|
53
|
47
|
59
|
60
|
57
|
44
|
51
|
40
|
42
|
41
|
37
|
32
|
31
|
32
|
25
|
25
|
32
|
35
|
41
|
37
|
59
|
53
|
45
|
47
|
27
|
|
|
2025/03
|
42
|
46
|
31
|
42
|
39
|
36
|
41
|
68
|
63
|
55
|
53
|
52
|
70
|
60
|
50
|
37
|
34
|
19
|
27
|
50
|
66
|
73
|
54
|
37
|
31
|
35
|
39
|
64
|
78
|
65
|
64
|
|
2025/02
|
61
|
56
|
28
|
46
|
60
|
55
|
39
|
40
|
47
|
41
|
33
|
35
|
44
|
47
|
35
|
41
|
37
|
44
|
47
|
38
|
42
|
38
|
43
|
47
|
39
|
40
|
41
|
38
|
|||
|
2025/01
|
59
|
56
|
61
|
62
|
52
|
64
|
60
|
38
|
53
|
59
|
29
|
54
|
54
|
56
|
48
|
73
|
67
|
72
|
66
|
78
|
69
|
62
|
78
|
59
|
43
|
32
|
42
|
50
|
58
|
75
|
48
|
|
2024/12
|
52
|
54
|
53
|
47
|
49
|
51
|
48
|
50
|
47
|
42
|
48
|
55
|
50
|
40
|
44
|
61
|
56
|
58
|
48
|
49
|
59
|
49
|
49
|
57
|
65
|
63
|
66
|
68
|
67
|
55
|
50
|
|
2024/11
|
42
|
29
|
40
|
35
|
33
|
45
|
37
|
17
|
29
|
36
|
40
|
43
|
42
|
45
|
52
|
49
|
47
|
46
|
57
|
48
|
52
|
33
|
37
|
43
|
44
|
41
|
42
|
37
|
37
|
40
|
|
|
2024/10
|
18
|
31
|
37
|
42
|
29
|
23
|
22
|
28
|
29
|
29
|
25
|
34
|
45
|
31
|
29
|
30
|
41
|
47
|
50
|
45
|
37
|
33
|
30
|
36
|
47
|
46
|
23
|
41
|
51
|
47
|
42
|
|
2024/09
|
35
|
27
|
34
|
37
|
22
|
21
|
37
|
39
|
38
|
24
|
30
|
30
|
35
|
39
|
46
|
26
|
29
|
38
|
48
|
50
|
49
|
40
|
27
|
49
|
46
|
38
|
56
|
34
|
31
|
34
|
|
|
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