Air Quality
Excellent
No health implications.
16
PM2.5
26
PM10
26
O3
0.7
CO
10
SO2
25
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jun
75
Good
Sat
28 Jun
74
Good
Sun
29 Jun
70
Good
Mon
30 Jun
54
Good
Tue
1 Jul
60
Good
Wed
2 Jul
41
Excellent
Thu
3 Jul
50
Excellent
Air quality in the last 12 months (Yanjin)
|
2025/05
|
49
|
51
|
56
|
57
|
33
|
23
|
27
|
36
|
53
|
51
|
47
|
54
|
67
|
51
|
56
|
47
|
50
|
49
|
38
|
48
|
39
|
40
|
47
|
47
|
41
|
38
|
30
|
19
|
28
|
40
|
22
|
|
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
|
|
|
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