Air Quality
Excellent
No health implications.
18
PM2.5
29
PM10
97
O3
0.5
CO
14
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Apr
87
Good
Mon
21 Apr
83
Good
Tue
22 Apr
85
Good
Wed
23 Apr
77
Good
Thu
24 Apr
81
Good
Fri
25 Apr
79
Good
Sat
26 Apr
45
Excellent
Air quality in the last 12 months (Yanbian Prefecture)
|
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
|
|
|
2024/05
|
51
|
46
|
37
|
46
|
54
|
49
|
46
|
45
|
49
|
49
|
35
|
21
|
24
|
35
|
22
|
35
|
46
|
39
|
25
|
24
|
33
|
41
|
34
|
35
|
25
|
20
|
22
|
34
|
24
|
30
|
22
|
|
2024/04
|
23
|
39
|
42
|
43
|
46
|
57
|
41
|
41
|
45
|
39
|
42
|
46
|
38
|
51
|
52
|
48
|
55
|
39
|
46
|
44
|
29
|
39
|
53
|
38
|
33
|
45
|
39
|
50
|
34
|
47
|
|
|
2024/03
|
34
|
40
|
33
|
33
|
28
|
27
|
31
|
28
|
27
|
38
|
41
|
61
|
55
|
48
|
45
|
44
|
48
|
39
|
51
|
58
|
59
|
36
|
22
|
26
|
37
|
42
|
31
|
39
|
45
|
43
|
37
|
|
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