Air Quality
Excellent
No health implications.
8
PM2.5
17
PM10
97
O3
0.6
CO
6
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Jul
39
Excellent
Fri
4 Jul
47
Excellent
Sat
5 Jul
52
Good
Sun
6 Jul
50
Excellent
Mon
7 Jul
52
Good
Tue
8 Jul
42
Excellent
Wed
9 Jul
43
Excellent
Air quality in the last 12 months (Yanji)
|
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
|
|
2025/02
|
55
|
67
|
51
|
30
|
27
|
20
|
24
|
21
|
27
|
36
|
58
|
50
|
38
|
54
|
57
|
51
|
25
|
18
|
21
|
26
|
24
|
20
|
22
|
27
|
101
|
75
|
52
|
92
|
|||
|
2025/01
|
40
|
38
|
30
|
50
|
70
|
49
|
32
|
24
|
22
|
30
|
39
|
56
|
64
|
39
|
21
|
30
|
53
|
63
|
64
|
68
|
69
|
66
|
49
|
51
|
52
|
43
|
23
|
23
|
58
|
32
|
43
|
|
2024/12
|
32
|
17
|
19
|
21
|
18
|
23
|
21
|
22
|
47
|
33
|
20
|
28
|
29
|
27
|
22
|
19
|
19
|
21
|
27
|
53
|
27
|
22
|
24
|
26
|
47
|
32
|
21
|
24
|
31
|
53
|
39
|
|
2024/11
|
53
|
38
|
36
|
28
|
26
|
37
|
34
|
59
|
76
|
72
|
121
|
61
|
54
|
70
|
77
|
33
|
28
|
26
|
41
|
55
|
46
|
24
|
42
|
55
|
40
|
19
|
16
|
27
|
21
|
17
|
|
|
2024/10
|
10
|
23
|
37
|
35
|
38
|
51
|
25
|
44
|
46
|
38
|
30
|
44
|
41
|
42
|
27
|
25
|
38
|
42
|
24
|
22
|
50
|
49
|
20
|
37
|
53
|
71
|
32
|
30
|
35
|
53
|
60
|
|
2024/09
|
34
|
22
|
23
|
22
|
24
|
23
|
37
|
30
|
29
|
26
|
35
|
29
|
21
|
13
|
21
|
25
|
22
|
29
|
46
|
17
|
15
|
17
|
25
|
26
|
28
|
26
|
33
|
31
|
30
|
33
|
|
|
2024/08
|
23
|
24
|
25
|
12
|
10
|
15
|
26
|
33
|
30
|
21
|
10
|
12
|
22
|
26
|
24
|
16
|
14
|
19
|
23
|
9
|
15
|
19
|
16
|
30
|
35
|
30
|
21
|
24
|
25
|
23
|
18
|
|
2024/07
|
37
|
34
|
12
|
33
|
43
|
21
|
14
|
36
|
47
|
65
|
67
|
76
|
53
|
46
|
40
|
34
|
23
|
17
|
32
|
39
|
33
|
27
|
27
|
17
|
19
|
11
|
25
|
17
|
19
|
23
|
21
|
|
2024/06
|
16
|
18
|
25
|
20
|
20
|
22
|
19
|
17
|
21
|
24
|
30
|
27
|
22
|
11
|
18
|
30
|
35
|
24
|
34
|
38
|
30
|
10
|
9
|
15
|
15
|
32
|
36
|
48
|
33
|
32
|
|
|
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