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
25 Jan
Sun
26 Jan
Mon
27 Jan
Tue
28 Jan
Wed
29 Jan
Thu
30 Jan
Fri
31 Jan
Real-time AQI (Monitoring Station in Yanbian Prefecture)
妇幼医院
5740 *
PM2.5
52
PM10
18
O3
0.7
CO
3
SO2
21
NO2
延边医院
3927
PM2.5
32
PM10
19
O3
0.6
CO
8
SO2
30
NO2
朝阳川镇医院
2517
PM2.5
18
PM10
21
O3
0.6
CO
4
SO2
17
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