Air Quality
Excellent
No health implications.
23
PM2.5
50
PM10
74
O3
0.7
CO
8
SO2
24
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Jun
69
Good
Thu
5 Jun
80
Good
Fri
6 Jun
86
Good
Sat
7 Jun
72
Good
Sun
8 Jun
72
Good
Mon
9 Jun
77
Good
Tue
10 Jun
19
Excellent
Air quality in the last 12 months (Yanjin)
|
2025/04
|
32
|
40
|
52
|
55
|
43
|
25
|
30
|
47
|
54
|
59
|
69
|
147
|
130
|
97
|
90
|
69
|
51
|
54
|
46
|
50
|
47
|
38
|
66
|
34
|
40
|
36
|
28
|
37
|
32
|
25
|
|
|
2025/03
|
72
|
78
|
40
|
44
|
24
|
12
|
21
|
28
|
42
|
53
|
61
|
49
|
62
|
48
|
22
|
19
|
18
|
21
|
30
|
42
|
50
|
54
|
52
|
49
|
50
|
55
|
68
|
121
|
39
|
31
|
33
|
|
2025/02
|
32
|
27
|
26
|
46
|
26
|
20
|
22
|
29
|
40
|
42
|
57
|
44
|
41
|
48
|
55
|
59
|
65
|
60
|
69
|
32
|
40
|
26
|
31
|
22
|
26
|
35
|
54
|
68
|
|||
|
2025/01
|
95
|
117
|
117
|
128
|
101
|
114
|
74
|
40
|
44
|
53
|
30
|
56
|
62
|
65
|
69
|
70
|
79
|
45
|
54
|
68
|
112
|
99
|
92
|
60
|
25
|
41
|
59
|
68
|
110
|
85
|
54
|
|
2024/12
|
80
|
105
|
76
|
93
|
52
|
48
|
34
|
31
|
34
|
35
|
42
|
43
|
33
|
38
|
38
|
57
|
82
|
100
|
88
|
76
|
74
|
65
|
45
|
57
|
44
|
42
|
69
|
67
|
74
|
46
|
51
|
|
2024/11
|
23
|
29
|
55
|
32
|
27
|
47
|
48
|
43
|
50
|
53
|
46
|
41
|
34
|
40
|
61
|
37
|
20
|
25
|
25
|
26
|
35
|
48
|
55
|
36
|
16
|
21
|
29
|
33
|
48
|
54
|
|
|
2024/10
|
14
|
26
|
23
|
33
|
40
|
29
|
33
|
40
|
40
|
35
|
28
|
21
|
19
|
27
|
38
|
57
|
26
|
35
|
33
|
33
|
27
|
17
|
27
|
52
|
37
|
28
|
21
|
32
|
60
|
60
|
47
|
|
2024/09
|
29
|
25
|
27
|
25
|
25
|
31
|
32
|
24
|
27
|
30
|
27
|
27
|
36
|
37
|
38
|
40
|
27
|
26
|
36
|
42
|
24
|
35
|
45
|
58
|
58
|
54
|
55
|
60
|
62
|
11
|
|
|
2024/08
|
35
|
33
|
41
|
20
|
25
|
28
|
27
|
28
|
29
|
25
|
62
|
51
|
56
|
50
|
46
|
32
|
38
|
37
|
39
|
39
|
46
|
49
|
50
|
47
|
42
|
34
|
41
|
41
|
52
|
51
|
45
|
|
2024/07
|
20
|
23
|
26
|
21
|
24
|
27
|
33
|
26
|
17
|
15
|
14
|
21
|
29
|
16
|
22
|
26
|
30
|
19
|
23
|
22
|
23
|
19
|
30
|
30
|
22
|
40
|
36
|
16
|
19
|
18
|
32
|
|
2024/06
|
48
|
29
|
28
|
19
|
26
|
37
|
15
|
19
|
23
|
23
|
21
|
26
|
36
|
33
|
39
|
51
|
24
|
33
|
25
|
24
|
21
|
16
|
22
|
24
|
28
|
32
|
16
|
24
|
18
|
25
|
|
|
2024/05
|
28
|
30
|
26
|
15
|
30
|
51
|
51
|
52
|
25
|
37
|
26
|
26
|
31
|
45
|
41
|
39
|
47
|
28
|
34
|
34
|
30
|
36
|
37
|
43
|
42
|
20
|
29
|
31
|
17
|
15
|
34
|
|
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