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
13 Aug
Fri
14 Aug
Sat
15 Aug
Sun
16 Aug
Mon
17 Aug
Tue
18 Aug
Wed
19 Aug
Real-time AQI (Monitoring Station in Yanbian Prefecture)
妇幼医院
116
PM2.5
8
PM10
34
O3
0.3
CO
7
SO2
6
NO2
延边医院
123
PM2.5
6
PM10
38
O3
0.4
CO
4
SO2
3
NO2
朝阳川镇医院
123
PM2.5
8
PM10
37
O3
0.2
CO
6
SO2
4
NO2
Air quality in the last 12 months (Yanbian Prefecture)
|
2026/07
|
27
|
15
|
17
|
24
|
27
|
22
|
16
|
16
|
21
|
19
|
22
|
19
|
21
|
15
|
16
|
22
|
26
|
26
|
25
|
22
|
18
|
28
|
28
|
16
|
11
|
11
|
10
|
17
|
29
|
27
|
24
|
|
2026/06
|
34
|
43
|
33
|
24
|
23
|
22
|
16
|
14
|
15
|
17
|
20
|
24
|
28
|
29
|
31
|
20
|
28
|
30
|
26
|
23
|
18
|
23
|
15
|
25
|
24
|
25
|
31
|
30
|
26
|
29
|
|
|
2026/05
|
37
|
32
|
27
|
32
|
34
|
37
|
24
|
26
|
29
|
32
|
37
|
40
|
38
|
30
|
36
|
45
|
42
|
29
|
29
|
27
|
27
|
30
|
27
|
27
|
36
|
35
|
24
|
20
|
29
|
26
|
30
|
|
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
|
|
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