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
20 Apr
Sun
21 Apr
Mon
22 Apr
Tue
23 Apr
Wed
24 Apr
Thu
25 Apr
Real-time AQI (Monitoring Station in Yanbian Prefecture)
妇幼医院
8966 *
PM2.5
80
PM10
51
O3
0.7
CO
6
SO2
35
NO2
延边医院
10478 *
PM2.5
100
PM10
72
O3
0.7
CO
7
SO2
25
NO2
朝阳川镇医院
9772 *
PM2.5
76
PM10
75
O3
0.5
CO
4
SO2
18
NO2
Air quality in the last 12 months (Yanbian Prefecture)
|
2024/02
|
34
|
32
|
31
|
37
|
40
|
37
|
36
|
38
|
63
|
141
|
62
|
64
|
74
|
80
|
38
|
41
|
51
|
67
|
35
|
25
|
24
|
29
|
35
|
63
|
82
|
47
|
48
|
49
|
54
|
||
|
2024/01
|
86
|
86
|
81
|
89
|
46
|
34
|
29
|
51
|
42
|
49
|
49
|
29
|
42
|
39
|
26
|
41
|
44
|
34
|
34
|
31
|
20
|
33
|
23
|
29
|
29
|
43
|
55
|
61
|
68
|
75
|
52
|
|
2023/12
|
32
|
44
|
43
|
85
|
88
|
85
|
25
|
46
|
36
|
21
|
21
|
26
|
36
|
24
|
30
|
25
|
24
|
35
|
47
|
33
|
34
|
33
|
53
|
77
|
75
|
41
|
45
|
57
|
77
|
99
|
68
|
|
2023/11
|
39
|
37
|
34
|
36
|
37
|
17
|
23
|
27
|
25
|
21
|
23
|
26
|
24
|
40
|
52
|
51
|
28
|
32
|
31
|
34
|
56
|
76
|
27
|
20
|
25
|
33
|
42
|
27
|
27
|
26
|
|
|
2023/10
|
26
|
28
|
28
|
26
|
28
|
31
|
26
|
26
|
35
|
40
|
37
|
32
|
42
|
46
|
45
|
37
|
37
|
40
|
22
|
21
|
29
|
33
|
43
|
63
|
69
|
46
|
38
|
39
|
46
|
62
|
70
|
|
2023/09
|
23
|
27
|
27
|
25
|
29
|
24
|
27
|
31
|
43
|
34
|
28
|
23
|
21
|
21
|
23
|
27
|
18
|
21
|
26
|
19
|
26
|
33
|
24
|
22
|
22
|
26
|
29
|
36
|
23
|
25
|
|
|
2023/08
|
40
|
26
|
37
|
37
|
17
|
14
|
17
|
16
|
13
|
12
|
15
|
15
|
19
|
15
|
17
|
20
|
19
|
23
|
22
|
30
|
20
|
18
|
22
|
26
|
20
|
21
|
23
|
24
|
18
|
17
|
20
|
|
2023/07
|
19
|
33
|
28
|
24
|
24
|
22
|
24
|
22
|
22
|
23
|
23
|
23
|
29
|
23
|
15
|
14
|
18
|
22
|
26
|
34
|
26
|
20
|
16
|
22
|
25
|
24
|
27
|
24
|
24
|
30
|
35
|
|
2023/06
|
63
|
31
|
25
|
25
|
29
|
26
|
27
|
26
|
25
|
26
|
30
|
26
|
25
|
28
|
33
|
43
|
54
|
33
|
28
|
24
|
21
|
18
|
24
|
22
|
29
|
23
|
19
|
35
|
40
|
27
|
|
|
2023/05
|
33
|
36
|
54
|
51
|
36
|
28
|
31
|
45
|
51
|
31
|
35
|
36
|
29
|
30
|
33
|
35
|
35
|
28
|
29
|
24
|
75
|
33
|
31
|
39
|
40
|
38
|
32
|
42
|
34
|
29
|
30
|
|
2023/04
|
53
|
43
|
51
|
59
|
55
|
41
|
101
|
49
|
51
|
75
|
198
|
160
|
160
|
58
|
51
|
32
|
50
|
66
|
90
|
124
|
250
|
52
|
43
|
45
|
51
|
31
|
33
|
43
|
31
|
28
|
|
|
2023/03
|
41
|
37
|
47
|
50
|
59
|
81
|
87
|
54
|
25
|
30
|
47
|
35
|
33
|
39
|
35
|
40
|
37
|
42
|
43
|
44
|
58
|
60
|
151
|
89
|
60
|
41
|
49
|
44
|
49
|
62
|
50
|
|
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