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
27 Jan
Tue
28 Jan
Wed
29 Jan
Thu
30 Jan
Fri
31 Jan
Sat
1 Feb
Sun
2 Feb
Real-time AQI (Monitoring Station in Yanbian Prefecture)
妇幼医院
5236 *
PM2.5
46
PM10
33
O3
0.8
CO
6
SO2
20
NO2
延边医院
3826
PM2.5
31
PM10
24
O3
0.6
CO
11
SO2
43
NO2
朝阳川镇医院
4531
PM2.5
41
PM10
38
O3
0.6
CO
6
SO2
16
NO2
Air quality in the last 12 months (Yanbian Prefecture)
|
2024/12
|
39
|
20
|
25
|
27
|
21
|
27
|
25
|
26
|
42
|
34
|
22
|
35
|
35
|
36
|
33
|
29
|
34
|
26
|
35
|
51
|
33
|
28
|
27
|
31
|
48
|
52
|
29
|
30
|
33
|
56
|
38
|
|
2024/11
|
47
|
37
|
36
|
30
|
21
|
37
|
33
|
52
|
68
|
63
|
115
|
56
|
51
|
65
|
69
|
29
|
32
|
27
|
36
|
49
|
42
|
23
|
40
|
47
|
45
|
21
|
17
|
29
|
25
|
18
|
|
|
2024/10
|
9
|
20
|
28
|
28
|
31
|
46
|
19
|
33
|
37
|
34
|
29
|
36
|
36
|
36
|
22
|
22
|
37
|
36
|
27
|
25
|
44
|
47
|
18
|
33
|
43
|
56
|
33
|
28
|
34
|
45
|
54
|
|
2024/09
|
29
|
17
|
22
|
25
|
20
|
18
|
27
|
22
|
27
|
21
|
25
|
22
|
19
|
13
|
18
|
23
|
20
|
25
|
38
|
14
|
13
|
14
|
22
|
22
|
25
|
22
|
27
|
26
|
27
|
30
|
|
|
2024/08
|
22
|
22
|
21
|
13
|
12
|
15
|
20
|
28
|
26
|
21
|
10
|
10
|
21
|
27
|
23
|
17
|
16
|
21
|
22
|
8
|
13
|
16
|
14
|
29
|
36
|
28
|
19
|
21
|
26
|
23
|
17
|
|
2024/07
|
34
|
31
|
13
|
27
|
34
|
22
|
12
|
33
|
45
|
56
|
61
|
71
|
56
|
46
|
40
|
32
|
22
|
16
|
27
|
36
|
28
|
24
|
21
|
16
|
18
|
10
|
19
|
15
|
15
|
20
|
21
|
|
2024/06
|
14
|
15
|
19
|
22
|
21
|
21
|
22
|
19
|
17
|
20
|
31
|
25
|
21
|
12
|
16
|
23
|
31
|
21
|
35
|
33
|
31
|
9
|
8
|
17
|
11
|
24
|
32
|
48
|
37
|
30
|
|
|
2024/05
|
29
|
50
|
56
|
46
|
42
|
26
|
28
|
26
|
39
|
36
|
34
|
31
|
41
|
45
|
16
|
23
|
30
|
50
|
20
|
10
|
20
|
36
|
30
|
18
|
18
|
14
|
14
|
17
|
22
|
17
|
16
|
|
2024/04
|
75
|
62
|
54
|
32
|
32
|
49
|
53
|
49
|
42
|
52
|
49
|
47
|
45
|
49
|
40
|
177
|
59
|
49
|
51
|
79
|
44
|
27
|
15
|
15
|
53
|
63
|
49
|
26
|
19
|
23
|
|
|
2024/03
|
59
|
43
|
39
|
41
|
39
|
37
|
37
|
38
|
27
|
49
|
69
|
33
|
46
|
52
|
95
|
52
|
39
|
36
|
36
|
29
|
26
|
34
|
31
|
36
|
23
|
34
|
42
|
49
|
89
|
49
|
52
|
|
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
|
|
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