Air Quality
Excellent
No health implications.
12
PM2.5
17
PM10
96
O3
0.7
CO
7
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Jun
55
Good
Mon
23 Jun
55
Good
Tue
24 Jun
51
Good
Wed
25 Jun
52
Good
Thu
26 Jun
59
Good
Fri
27 Jun
62
Good
Sat
28 Jun
35
Excellent
Air quality in the last 12 months (Yanbian Prefecture)
|
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
|
|
|
2024/08
|
46
|
51
|
42
|
34
|
38
|
36
|
31
|
32
|
30
|
24
|
41
|
47
|
46
|
54
|
56
|
48
|
45
|
36
|
41
|
43
|
46
|
54
|
44
|
44
|
43
|
33
|
28
|
45
|
54
|
53
|
42
|
|
2024/07
|
33
|
31
|
28
|
22
|
22
|
29
|
22
|
20
|
25
|
29
|
24
|
30
|
26
|
32
|
26
|
35
|
32
|
35
|
33
|
27
|
38
|
45
|
51
|
42
|
31
|
42
|
51
|
46
|
25
|
18
|
42
|
|
2024/06
|
33
|
47
|
32
|
30
|
19
|
35
|
25
|
23
|
18
|
35
|
32
|
20
|
30
|
24
|
30
|
43
|
26
|
33
|
34
|
32
|
39
|
40
|
28
|
24
|
34
|
41
|
41
|
30
|
37
|
43
|
|
|
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