Air Quality
Excellent
No health implications.
18
PM2.5
33
PM10
78
O3
0.2
CO
9
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Jun
63
Good
Wed
1 Jul
60
Good
Thu
2 Jul
84
Good
Fri
3 Jul
89
Good
Sat
4 Jul
88
Good
Sun
5 Jul
33
Excellent
Mon
6 Jul
22
Excellent
Air quality in the last 12 months (Beidaihe)
|
2026/05
|
51
|
44
|
27
|
43
|
52
|
56
|
34
|
37
|
53
|
56
|
55
|
37
|
50
|
40
|
40
|
33
|
38
|
25
|
28
|
32
|
45
|
37
|
38
|
44
|
31
|
36
|
55
|
44
|
34
|
67
|
81
|
|
2026/04
|
63
|
62
|
110
|
41
|
47
|
33
|
30
|
51
|
33
|
53
|
61
|
90
|
55
|
55
|
72
|
73
|
69
|
102
|
85
|
104
|
70
|
51
|
53
|
65
|
67
|
45
|
34
|
36
|
41
|
55
|
|
|
2026/03
|
62
|
72
|
129
|
57
|
42
|
36
|
40
|
69
|
26
|
42
|
67
|
61
|
61
|
45
|
72
|
58
|
109
|
50
|
61
|
46
|
94
|
100
|
151
|
174
|
143
|
155
|
56
|
52
|
79
|
38
|
51
|
|
2026/02
|
78
|
46
|
92
|
132
|
78
|
32
|
33
|
35
|
87
|
99
|
102
|
130
|
154
|
143
|
37
|
59
|
78
|
33
|
62
|
99
|
154
|
64
|
46
|
59
|
81
|
57
|
36
|
46
|
|||
|
2026/01
|
36
|
43
|
59
|
64
|
85
|
55
|
28
|
52
|
90
|
39
|
27
|
63
|
30
|
59
|
85
|
57
|
25
|
45
|
29
|
45
|
40
|
43
|
53
|
47
|
29
|
50
|
62
|
41
|
51
|
70
|
79
|
|
2025/12
|
25
|
24
|
24
|
35
|
36
|
100
|
65
|
28
|
47
|
76
|
37
|
32
|
64
|
43
|
103
|
65
|
65
|
110
|
129
|
27
|
25
|
54
|
63
|
34
|
29
|
40
|
70
|
156
|
69
|
46
|
33
|
|
2025/11
|
50
|
15
|
30
|
77
|
122
|
81
|
45
|
54
|
50
|
37
|
39
|
108
|
27
|
61
|
154
|
69
|
23
|
25
|
44
|
32
|
38
|
89
|
114
|
78
|
25
|
66
|
39
|
59
|
110
|
49
|
|
|
2025/10
|
87
|
71
|
49
|
62
|
53
|
29
|
55
|
38
|
19
|
23
|
29
|
40
|
47
|
61
|
78
|
42
|
43
|
17
|
17
|
20
|
28
|
33
|
36
|
53
|
112
|
62
|
26
|
37
|
104
|
79
|
43
|
|
2025/09
|
57
|
62
|
61
|
53
|
45
|
46
|
57
|
37
|
57
|
39
|
50
|
49
|
48
|
51
|
39
|
46
|
23
|
24
|
48
|
48
|
50
|
42
|
33
|
60
|
73
|
69
|
69
|
64
|
55
|
79
|
|
|
2025/08
|
35
|
29
|
31
|
26
|
25
|
37
|
35
|
28
|
24
|
37
|
48
|
49
|
39
|
52
|
42
|
40
|
40
|
42
|
35
|
22
|
27
|
33
|
42
|
24
|
24
|
39
|
39
|
33
|
51
|
55
|
39
|
|
2025/07
|
37
|
40
|
23
|
43
|
49
|
28
|
37
|
45
|
41
|
42
|
40
|
33
|
28
|
28
|
31
|
25
|
31
|
27
|
27
|
33
|
45
|
39
|
31
|
32
|
37
|
39
|
34
|
32
|
24
|
28
|
32
|
|
2025/06
|
50
|
60
|
30
|
29
|
44
|
55
|
34
|
34
|
44
|
42
|
50
|
38
|
31
|
27
|
20
|
27
|
37
|
48
|
42
|
41
|
37
|
59
|
65
|
49
|
43
|
41
|
41
|
27
|
81
|
56
|
|
|
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