Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
43
PM2.5
87
*
PM10
120
O3
0.5
CO
18
SO2
23
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
29 May
132
Light
Fri
30 May
120
Light
Sat
31 May
77
Good
Sun
1 Jun
74
Good
Mon
2 Jun
80
Good
Tue
3 Jun
101
Light
Wed
4 Jun
29
Excellent
Air quality in the last 12 months (Bo'ai)
|
2025/04
|
60
|
55
|
61
|
83
|
67
|
77
|
84
|
83
|
85
|
76
|
94
|
219
|
96
|
45
|
51
|
104
|
132
|
103
|
83
|
68
|
60
|
83
|
106
|
69
|
72
|
82
|
69
|
62
|
55
|
98
|
|
|
2025/03
|
98
|
63
|
47
|
54
|
91
|
103
|
79
|
69
|
97
|
106
|
100
|
123
|
142
|
73
|
64
|
44
|
40
|
57
|
49
|
39
|
42
|
58
|
88
|
296
|
213
|
137
|
115
|
125
|
52
|
53
|
62
|
|
2025/02
|
112
|
160
|
68
|
33
|
34
|
64
|
63
|
43
|
62
|
86
|
111
|
75
|
44
|
51
|
60
|
68
|
70
|
76
|
56
|
71
|
117
|
107
|
88
|
87
|
73
|
71
|
97
|
120
|
|||
|
2025/01
|
108
|
128
|
106
|
106
|
81
|
59
|
46
|
54
|
57
|
64
|
58
|
55
|
89
|
89
|
42
|
46
|
62
|
79
|
71
|
97
|
137
|
170
|
107
|
133
|
127
|
65
|
33
|
44
|
118
|
176
|
113
|
|
2024/12
|
54
|
56
|
65
|
108
|
36
|
47
|
56
|
63
|
106
|
111
|
125
|
119
|
62
|
54
|
51
|
54
|
74
|
74
|
62
|
70
|
57
|
65
|
88
|
118
|
110
|
90
|
64
|
43
|
54
|
69
|
78
|
|
2024/11
|
58
|
68
|
66
|
53
|
59
|
77
|
87
|
72
|
63
|
108
|
198
|
207
|
120
|
80
|
77
|
85
|
58
|
57
|
55
|
55
|
65
|
88
|
96
|
74
|
49
|
51
|
77
|
48
|
42
|
47
|
|
|
2024/10
|
55
|
48
|
53
|
53
|
61
|
71
|
101
|
134
|
134
|
60
|
84
|
101
|
110
|
100
|
126
|
120
|
78
|
29
|
38
|
37
|
60
|
47
|
50
|
67
|
85
|
92
|
103
|
130
|
132
|
143
|
177
|
|
2024/09
|
42
|
29
|
36
|
49
|
24
|
27
|
44
|
56
|
55
|
37
|
36
|
34
|
44
|
53
|
36
|
47
|
48
|
39
|
25
|
29
|
22
|
32
|
43
|
64
|
81
|
109
|
91
|
66
|
53
|
25
|
|
|
2024/08
|
33
|
40
|
27
|
31
|
33
|
27
|
24
|
34
|
32
|
87
|
44
|
26
|
30
|
32
|
36
|
42
|
35
|
38
|
39
|
24
|
25
|
35
|
44
|
46
|
42
|
32
|
26
|
32
|
39
|
42
|
42
|
|
2024/07
|
40
|
33
|
62
|
41
|
32
|
37
|
47
|
27
|
46
|
73
|
68
|
62
|
50
|
95
|
73
|
49
|
36
|
24
|
32
|
25
|
46
|
46
|
37
|
41
|
37
|
31
|
35
|
30
|
20
|
20
|
30
|
|
2024/06
|
56
|
57
|
51
|
70
|
59
|
68
|
60
|
54
|
52
|
49
|
52
|
58
|
58
|
46
|
50
|
50
|
37
|
43
|
49
|
49
|
39
|
53
|
66
|
95
|
87
|
71
|
52
|
51
|
38
|
51
|
|
|
2024/05
|
36
|
54
|
51
|
49
|
74
|
77
|
65
|
62
|
64
|
57
|
103
|
117
|
95
|
72
|
82
|
55
|
61
|
64
|
54
|
56
|
62
|
59
|
55
|
66
|
77
|
90
|
47
|
51
|
56
|
50
|
67
|
|
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