Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 May
Fri
29 May
Sat
30 May
Sun
31 May
Mon
1 Jun
Tue
2 Jun
Wed
3 Jun
Real-time AQI (Monitoring Station in Yanbian Prefecture)
妇幼医院
213
PM2.5
10
PM10
65
O3
0.4
CO
5
SO2
7
NO2
延边医院
233
PM2.5
14
PM10
71
O3
0.3
CO
4
SO2
2
NO2
朝阳川镇医院
233
PM2.5
9
PM10
71
O3
0.4
CO
8
SO2
5
NO2
Air quality in the last 12 months (Yanbian Prefecture)
|
2026/04
|
51
|
62
|
69
|
38
|
39
|
27
|
26
|
35
|
51
|
33
|
26
|
34
|
49
|
29
|
29
|
30
|
39
|
31
|
38
|
54
|
65
|
45
|
59
|
29
|
30
|
30
|
21
|
28
|
30
|
34
|
|
|
2026/03
|
33
|
48
|
35
|
54
|
54
|
40
|
27
|
36
|
37
|
43
|
55
|
60
|
74
|
50
|
82
|
87
|
122
|
193
|
38
|
44
|
89
|
138
|
101
|
66
|
76
|
75
|
88
|
71
|
59
|
38
|
35
|
|
2026/02
|
42
|
37
|
46
|
78
|
79
|
58
|
25
|
27
|
41
|
67
|
43
|
51
|
63
|
72
|
45
|
41
|
140
|
31
|
37
|
46
|
55
|
97
|
95
|
44
|
45
|
64
|
55
|
27
|
|||
|
2026/01
|
22
|
28
|
33
|
41
|
38
|
47
|
44
|
32
|
75
|
58
|
32
|
40
|
36
|
36
|
58
|
35
|
33
|
34
|
27
|
24
|
26
|
22
|
31
|
29
|
24
|
40
|
39
|
30
|
37
|
28
|
30
|
|
2025/12
|
42
|
26
|
21
|
27
|
37
|
66
|
73
|
26
|
42
|
62
|
28
|
38
|
40
|
46
|
71
|
43
|
33
|
54
|
72
|
47
|
34
|
46
|
66
|
33
|
31
|
22
|
38
|
90
|
58
|
23
|
24
|
|
2025/11
|
27
|
28
|
35
|
46
|
51
|
51
|
40
|
36
|
39
|
26
|
43
|
53
|
35
|
60
|
55
|
39
|
34
|
34
|
38
|
38
|
37
|
50
|
68
|
111
|
110
|
86
|
76
|
36
|
40
|
35
|
|
|
2025/10
|
25
|
33
|
33
|
31
|
19
|
19
|
24
|
33
|
26
|
24
|
17
|
22
|
26
|
36
|
39
|
41
|
28
|
19
|
21
|
23
|
27
|
31
|
36
|
42
|
50
|
43
|
46
|
56
|
68
|
49
|
30
|
|
2025/09
|
14
|
18
|
26
|
26
|
29
|
20
|
22
|
26
|
24
|
21
|
19
|
28
|
32
|
33
|
24
|
28
|
18
|
18
|
21
|
20
|
24
|
25
|
27
|
19
|
26
|
25
|
23
|
18
|
28
|
29
|
|
|
2025/08
|
25
|
20
|
23
|
14
|
22
|
15
|
22
|
15
|
19
|
17
|
18
|
25
|
26
|
22
|
27
|
30
|
16
|
20
|
24
|
19
|
18
|
24
|
20
|
20
|
17
|
10
|
17
|
18
|
17
|
24
|
16
|
|
2025/07
|
17
|
22
|
24
|
22
|
27
|
32
|
24
|
30
|
28
|
28
|
16
|
25
|
24
|
13
|
18
|
17
|
18
|
18
|
19
|
20
|
15
|
26
|
26
|
20
|
29
|
21
|
21
|
17
|
31
|
28
|
24
|
|
2025/06
|
39
|
39
|
20
|
15
|
37
|
35
|
35
|
22
|
34
|
21
|
15
|
20
|
35
|
34
|
32
|
15
|
18
|
29
|
33
|
18
|
18
|
24
|
28
|
35
|
34
|
32
|
43
|
46
|
37
|
27
|
|
|
2025/05
|
22
|
22
|
19
|
13
|
18
|
23
|
38
|
45
|
43
|
17
|
22
|
33
|
46
|
47
|
24
|
31
|
20
|
24
|
22
|
19
|
38
|
39
|
19
|
29
|
26
|
21
|
33
|
27
|
33
|
38
|
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
*: primary pollution