Air Quality
Excellent
No health implications.
10
PM2.5
12
PM10
34
O3
0.7
CO
7
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Nov
36
Excellent
Wed
19 Nov
41
Excellent
Thu
20 Nov
40
Excellent
Fri
21 Nov
44
Excellent
Sat
22 Nov
53
Good
Sun
23 Nov
61
Good
Mon
24 Nov
18
Excellent
Bobai Air quality rank
Air quality in the last 12 months (Bobai)
|
2025/10
|
32
|
22
|
22
|
28
|
22
|
18
|
26
|
34
|
38
|
41
|
43
|
32
|
24
|
22
|
21
|
32
|
35
|
41
|
36
|
21
|
19
|
17
|
20
|
33
|
43
|
50
|
47
|
48
|
60
|
49
|
37
|
|
2025/09
|
21
|
17
|
20
|
22
|
19
|
21
|
39
|
21
|
20
|
17
|
21
|
22
|
19
|
22
|
24
|
21
|
19
|
26
|
39
|
44
|
24
|
19
|
24
|
17
|
13
|
23
|
29
|
26
|
33
|
24
|
|
|
2025/08
|
26
|
19
|
30
|
33
|
26
|
15
|
21
|
28
|
26
|
22
|
20
|
26
|
28
|
24
|
16
|
21
|
24
|
13
|
15
|
22
|
21
|
23
|
24
|
26
|
17
|
20
|
27
|
25
|
27
|
25
|
23
|
|
2025/07
|
18
|
20
|
23
|
27
|
39
|
31
|
33
|
21
|
29
|
31
|
22
|
23
|
23
|
26
|
21
|
26
|
28
|
37
|
50
|
21
|
9
|
14
|
15
|
22
|
25
|
26
|
30
|
25
|
26
|
30
|
25
|
|
2025/06
|
21
|
28
|
21
|
30
|
23
|
21
|
18
|
20
|
26
|
29
|
20
|
16
|
16
|
15
|
17
|
17
|
22
|
17
|
14
|
16
|
16
|
15
|
16
|
18
|
16
|
23
|
13
|
16
|
17
|
20
|
|
|
2025/05
|
36
|
35
|
28
|
32
|
28
|
31
|
32
|
18
|
21
|
29
|
35
|
48
|
37
|
28
|
19
|
23
|
22
|
24
|
23
|
28
|
24
|
23
|
21
|
19
|
22
|
37
|
45
|
36
|
17
|
23
|
18
|
|
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
|
|
|
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