Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
9 Apr
Fri
10 Apr
Sat
11 Apr
Sun
12 Apr
Mon
13 Apr
Tue
14 Apr
Wed
15 Apr
Real-time AQI (Monitoring Station in Yanbian Prefecture)
妇幼医院
5234
PM2.5
52 *
PM10
97
O3
0.4
CO
6
SO2
9
NO2
延边医院
5229
PM2.5
52 *
PM10
50
O3
0.6
CO
7
SO2
21
NO2
朝阳川镇医院
5432
PM2.5
55 *
PM10
95
O3
0.5
CO
7
SO2
10
NO2
Air quality in the last 12 months (Yanbian Prefecture)
|
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
|
|
2025/04
|
50
|
40
|
34
|
38
|
34
|
29
|
23
|
32
|
40
|
46
|
52
|
33
|
14
|
14
|
20
|
22
|
24
|
30
|
29
|
28
|
33
|
16
|
16
|
39
|
54
|
42
|
60
|
41
|
59
|
34
|
|
|
2025/03
|
98
|
20
|
24
|
33
|
35
|
41
|
49
|
47
|
72
|
76
|
100
|
104
|
61
|
30
|
44
|
28
|
34
|
36
|
50
|
47
|
60
|
27
|
28
|
53
|
92
|
41
|
37
|
23
|
22
|
27
|
38
|
|
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