Air Quality
Excellent
No health implications.
11
PM2.5
18
PM10
69
O3
0.4
CO
4
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jun
56
Good
Mon
2 Jun
54
Good
Tue
3 Jun
56
Good
Wed
4 Jun
66
Good
Thu
5 Jun
51
Good
Fri
6 Jun
46
Excellent
Sat
7 Jun
48
Excellent
Air quality in the last 12 months (Bobai)
|
2025/04
|
31
|
58
|
64
|
69
|
96
|
70
|
70
|
50
|
44
|
37
|
43
|
62
|
211
|
166
|
126
|
102
|
85
|
66
|
45
|
38
|
32
|
35
|
44
|
50
|
24
|
29
|
26
|
31
|
41
|
36
|
|
|
2025/03
|
33
|
26
|
32
|
40
|
25
|
15
|
24
|
23
|
39
|
53
|
35
|
32
|
29
|
28
|
22
|
22
|
40
|
49
|
52
|
67
|
75
|
70
|
74
|
68
|
51
|
50
|
39
|
48
|
17
|
11
|
15
|
|
2025/02
|
52
|
50
|
20
|
28
|
61
|
64
|
28
|
42
|
60
|
78
|
86
|
43
|
57
|
80
|
50
|
49
|
55
|
54
|
70
|
70
|
60
|
70
|
30
|
35
|
118
|
75
|
74
|
38
|
|||
|
2025/01
|
132
|
106
|
95
|
96
|
113
|
131
|
113
|
108
|
97
|
50
|
60
|
65
|
88
|
96
|
59
|
78
|
83
|
88
|
112
|
115
|
109
|
85
|
73
|
63
|
53
|
26
|
45
|
60
|
259
|
78
|
37
|
|
2024/12
|
72
|
73
|
70
|
74
|
71
|
88
|
62
|
33
|
54
|
69
|
56
|
39
|
49
|
60
|
47
|
53
|
72
|
59
|
58
|
75
|
95
|
80
|
93
|
91
|
93
|
89
|
84
|
87
|
103
|
102
|
115
|
|
2024/11
|
53
|
52
|
68
|
47
|
60
|
67
|
61
|
66
|
70
|
62
|
64
|
73
|
79
|
67
|
55
|
55
|
53
|
39
|
31
|
29
|
33
|
40
|
43
|
53
|
53
|
28
|
44
|
45
|
54
|
67
|
|
|
2024/10
|
47
|
29
|
49
|
55
|
53
|
52
|
58
|
59
|
47
|
47
|
58
|
62
|
60
|
51
|
33
|
38
|
32
|
26
|
31
|
39
|
41
|
43
|
24
|
38
|
46
|
55
|
35
|
25
|
29
|
42
|
58
|
|
2024/09
|
30
|
30
|
31
|
40
|
44
|
28
|
13
|
27
|
29
|
30
|
36
|
44
|
48
|
51
|
45
|
39
|
30
|
32
|
41
|
41
|
35
|
17
|
26
|
26
|
35
|
45
|
51
|
40
|
36
|
37
|
|
|
2024/08
|
24
|
24
|
26
|
24
|
31
|
26
|
28
|
29
|
30
|
30
|
29
|
26
|
27
|
33
|
27
|
27
|
26
|
26
|
30
|
24
|
25
|
27
|
29
|
34
|
31
|
32
|
34
|
32
|
38
|
34
|
34
|
|
2024/07
|
26
|
27
|
21
|
22
|
19
|
18
|
22
|
20
|
21
|
22
|
20
|
26
|
21
|
20
|
23
|
25
|
19
|
15
|
21
|
23
|
26
|
21
|
14
|
22
|
23
|
29
|
27
|
30
|
18
|
12
|
17
|
|
2024/06
|
26
|
38
|
24
|
21
|
12
|
21
|
19
|
16
|
24
|
19
|
23
|
26
|
27
|
32
|
26
|
33
|
35
|
33
|
27
|
27
|
26
|
18
|
19
|
18
|
22
|
18
|
20
|
22
|
22
|
26
|
|
|
2024/05
|
24
|
25
|
30
|
27
|
28
|
38
|
32
|
37
|
31
|
45
|
35
|
34
|
35
|
51
|
45
|
58
|
49
|
49
|
25
|
22
|
24
|
26
|
38
|
32
|
24
|
20
|
27
|
15
|
31
|
31
|
23
|
|
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