Air Quality
Excellent
No health implications.
12
PM2.5
40
PM10
144
O3
0.3
CO
6
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Jun
115
Light
Thu
19 Jun
63
Good
Fri
20 Jun
58
Good
Sat
21 Jun
88
Good
Sun
22 Jun
125
Light
Mon
23 Jun
110
Light
Tue
24 Jun
38
Excellent
Air quality in the last 12 months (Shanhaiguan)
|
2025/05
|
46
|
37
|
32
|
41
|
44
|
45
|
56
|
60
|
41
|
34
|
73
|
78
|
70
|
54
|
50
|
44
|
45
|
39
|
72
|
82
|
59
|
69
|
41
|
38
|
41
|
66
|
102
|
66
|
59
|
67
|
69
|
|
2025/04
|
79
|
28
|
52
|
58
|
32
|
48
|
74
|
44
|
38
|
73
|
63
|
94
|
34
|
28
|
55
|
65
|
74
|
37
|
45
|
62
|
52
|
36
|
67
|
46
|
51
|
68
|
43
|
47
|
64
|
77
|
|
|
2025/03
|
129
|
52
|
30
|
53
|
74
|
41
|
52
|
91
|
188
|
118
|
124
|
64
|
55
|
53
|
36
|
32
|
40
|
30
|
53
|
32
|
39
|
43
|
80
|
90
|
74
|
92
|
87
|
38
|
42
|
38
|
77
|
|
2025/02
|
64
|
89
|
38
|
33
|
26
|
40
|
23
|
25
|
44
|
72
|
107
|
57
|
61
|
80
|
123
|
37
|
26
|
36
|
40
|
40
|
38
|
39
|
31
|
51
|
71
|
66
|
138
|
224
|
|||
|
2025/01
|
42
|
38
|
27
|
76
|
79
|
42
|
25
|
27
|
30
|
38
|
44
|
55
|
65
|
34
|
35
|
43
|
76
|
105
|
63
|
71
|
59
|
42
|
56
|
82
|
78
|
100
|
25
|
42
|
55
|
42
|
41
|
|
2024/12
|
85
|
35
|
41
|
25
|
31
|
33
|
34
|
38
|
52
|
52
|
37
|
65
|
33
|
31
|
30
|
38
|
37
|
39
|
56
|
66
|
28
|
42
|
50
|
75
|
102
|
20
|
26
|
28
|
68
|
69
|
50
|
|
2024/11
|
89
|
46
|
103
|
29
|
35
|
36
|
70
|
93
|
109
|
95
|
39
|
43
|
51
|
41
|
41
|
52
|
32
|
30
|
53
|
83
|
34
|
38
|
45
|
90
|
72
|
21
|
23
|
28
|
32
|
36
|
|
|
2024/10
|
28
|
27
|
40
|
62
|
74
|
65
|
41
|
38
|
58
|
45
|
60
|
62
|
59
|
66
|
63
|
27
|
56
|
38
|
23
|
27
|
45
|
37
|
48
|
85
|
110
|
109
|
61
|
63
|
99
|
51
|
85
|
|
2024/09
|
28
|
25
|
31
|
42
|
32
|
26
|
34
|
43
|
51
|
23
|
21
|
25
|
34
|
27
|
25
|
46
|
49
|
28
|
44
|
30
|
22
|
27
|
44
|
57
|
54
|
34
|
43
|
47
|
45
|
30
|
|
|
2024/08
|
51
|
50
|
77
|
33
|
39
|
49
|
59
|
79
|
71
|
42
|
69
|
56
|
29
|
31
|
40
|
46
|
51
|
50
|
34
|
25
|
29
|
46
|
29
|
33
|
41
|
26
|
30
|
27
|
45
|
58
|
32
|
|
2024/07
|
48
|
48
|
36
|
52
|
95
|
53
|
35
|
50
|
60
|
59
|
83
|
71
|
72
|
61
|
52
|
37
|
34
|
56
|
58
|
47
|
52
|
45
|
53
|
66
|
32
|
24
|
24
|
31
|
51
|
52
|
52
|
|
2024/06
|
56
|
63
|
64
|
56
|
44
|
53
|
55
|
62
|
82
|
68
|
82
|
62
|
51
|
37
|
35
|
53
|
67
|
71
|
45
|
38
|
31
|
89
|
133
|
34
|
36
|
59
|
67
|
39
|
33
|
47
|
|
|
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