Air Quality
Excellent
No health implications.
13
PM2.5
18
PM10
56
O3
0.5
CO
12
SO2
25
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Apr
51
Good
Sat
11 Apr
57
Good
Sun
12 Apr
59
Good
Mon
13 Apr
46
Excellent
Tue
14 Apr
52
Good
Wed
15 Apr
56
Good
Thu
16 Apr
42
Excellent
Air quality in the last 12 months (Yanji)
|
2026/02
|
35
|
32
|
50
|
87
|
79
|
52
|
22
|
24
|
46
|
75
|
42
|
56
|
69
|
80
|
40
|
59
|
197
|
31
|
41
|
45
|
57
|
76
|
67
|
43
|
41
|
63
|
56
|
25
|
|||
|
2026/01
|
27
|
32
|
29
|
39
|
34
|
48
|
41
|
32
|
77
|
57
|
37
|
44
|
34
|
31
|
71
|
37
|
34
|
39
|
32
|
24
|
26
|
20
|
24
|
27
|
23
|
44
|
37
|
25
|
37
|
28
|
27
|
|
2025/12
|
46
|
27
|
22
|
23
|
36
|
63
|
77
|
27
|
43
|
60
|
29
|
44
|
49
|
50
|
85
|
45
|
32
|
52
|
80
|
50
|
31
|
54
|
76
|
38
|
37
|
25
|
40
|
106
|
60
|
24
|
26
|
|
2025/11
|
28
|
33
|
37
|
45
|
57
|
51
|
47
|
42
|
44
|
24
|
47
|
63
|
37
|
65
|
61
|
44
|
27
|
26
|
45
|
39
|
32
|
55
|
77
|
121
|
111
|
88
|
85
|
41
|
45
|
33
|
|
|
2025/10
|
29
|
36
|
35
|
30
|
17
|
18
|
20
|
26
|
25
|
20
|
15
|
18
|
24
|
34
|
36
|
40
|
28
|
21
|
27
|
22
|
27
|
35
|
43
|
47
|
56
|
44
|
46
|
48
|
71
|
54
|
34
|
|
2025/09
|
18
|
23
|
29
|
26
|
34
|
21
|
24
|
29
|
27
|
22
|
17
|
28
|
33
|
33
|
20
|
29
|
15
|
17
|
21
|
20
|
20
|
28
|
24
|
18
|
24
|
23
|
23
|
20
|
27
|
28
|
|
|
2025/08
|
26
|
23
|
28
|
15
|
28
|
17
|
31
|
19
|
17
|
14
|
18
|
19
|
25
|
20
|
26
|
30
|
17
|
19
|
21
|
19
|
20
|
20
|
24
|
22
|
16
|
13
|
21
|
21
|
28
|
36
|
19
|
|
2025/07
|
20
|
22
|
22
|
24
|
27
|
22
|
20
|
24
|
25
|
23
|
20
|
21
|
26
|
17
|
21
|
17
|
18
|
18
|
19
|
20
|
17
|
19
|
21
|
23
|
24
|
22
|
21
|
16
|
32
|
25
|
21
|
|
2025/06
|
36
|
39
|
18
|
14
|
30
|
21
|
25
|
21
|
30
|
22
|
12
|
19
|
26
|
32
|
28
|
14
|
20
|
30
|
34
|
18
|
17
|
20
|
27
|
33
|
32
|
32
|
45
|
42
|
28
|
26
|
|
|
2025/05
|
22
|
21
|
23
|
15
|
18
|
23
|
36
|
39
|
41
|
18
|
26
|
31
|
36
|
44
|
25
|
30
|
19
|
24
|
22
|
20
|
39
|
33
|
17
|
24
|
22
|
20
|
33
|
31
|
31
|
39
|
34
|
|
2025/04
|
47
|
38
|
40
|
41
|
33
|
33
|
25
|
34
|
44
|
50
|
51
|
30
|
15
|
15
|
21
|
27
|
24
|
31
|
30
|
36
|
37
|
16
|
16
|
42
|
52
|
36
|
61
|
44
|
60
|
25
|
|
|
2025/03
|
97
|
19
|
22
|
31
|
33
|
39
|
44
|
44
|
76
|
74
|
94
|
96
|
56
|
26
|
37
|
29
|
37
|
39
|
48
|
47
|
63
|
26
|
26
|
54
|
97
|
43
|
38
|
23
|
23
|
29
|
42
|
|
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
Air quality source: CNEMC
*: primary pollution