Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
69
*
PM2.5
129
PM10
31
O3
1.4
CO
13
SO2
34
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Dec
57
Good
Wed
17 Dec
90
Good
Thu
18 Dec
120
Light
Fri
19 Dec
134
Light
Sat
20 Dec
56
Good
Sun
21 Dec
54
Good
Mon
22 Dec
30
Excellent
Bayuquan Air quality rank
Air quality in the last 12 months (Bayuquan)
|
2025/11
|
50
|
42
|
38
|
85
|
83
|
100
|
145
|
108
|
48
|
39
|
68
|
93
|
42
|
52
|
116
|
97
|
52
|
58
|
49
|
41
|
46
|
65
|
141
|
181
|
33
|
50
|
45
|
41
|
118
|
64
|
|
|
2025/10
|
81
|
54
|
62
|
40
|
67
|
56
|
41
|
45
|
59
|
77
|
103
|
62
|
89
|
58
|
107
|
65
|
93
|
29
|
35
|
29
|
47
|
65
|
64
|
93
|
113
|
57
|
45
|
51
|
65
|
55
|
80
|
|
2025/09
|
46
|
52
|
41
|
44
|
35
|
34
|
43
|
30
|
55
|
33
|
42
|
42
|
39
|
45
|
39
|
25
|
20
|
39
|
57
|
55
|
68
|
58
|
33
|
47
|
56
|
39
|
57
|
44
|
54
|
58
|
|
|
2025/08
|
22
|
22
|
24
|
34
|
33
|
36
|
35
|
48
|
20
|
25
|
27
|
30
|
20
|
36
|
21
|
19
|
28
|
16
|
29
|
18
|
24
|
22
|
33
|
39
|
30
|
35
|
40
|
25
|
28
|
30
|
27
|
|
2025/07
|
18
|
17
|
12
|
20
|
39
|
39
|
62
|
31
|
32
|
42
|
34
|
34
|
32
|
31
|
40
|
27
|
22
|
52
|
26
|
19
|
31
|
23
|
19
|
20
|
29
|
27
|
30
|
30
|
22
|
24
|
44
|
|
2025/06
|
80
|
66
|
40
|
32
|
44
|
72
|
43
|
33
|
41
|
24
|
49
|
28
|
20
|
25
|
37
|
23
|
36
|
33
|
30
|
29
|
24
|
36
|
48
|
36
|
53
|
40
|
33
|
40
|
36
|
12
|
|
|
2025/05
|
36
|
31
|
25
|
34
|
27
|
39
|
38
|
45
|
49
|
50
|
57
|
55
|
57
|
62
|
61
|
32
|
39
|
30
|
52
|
66
|
67
|
81
|
60
|
51
|
68
|
50
|
43
|
42
|
35
|
49
|
48
|
|
2025/04
|
81
|
68
|
50
|
52
|
50
|
61
|
71
|
63
|
53
|
55
|
55
|
47
|
26
|
26
|
38
|
43
|
93
|
36
|
45
|
42
|
27
|
34
|
50
|
41
|
35
|
60
|
49
|
44
|
55
|
68
|
|
|
2025/03
|
89
|
73
|
59
|
82
|
61
|
62
|
60
|
85
|
113
|
97
|
71
|
59
|
67
|
82
|
63
|
44
|
53
|
44
|
41
|
71
|
57
|
55
|
87
|
99
|
120
|
94
|
69
|
27
|
27
|
28
|
63
|
|
2025/02
|
133
|
170
|
55
|
50
|
41
|
39
|
69
|
62
|
68
|
58
|
66
|
47
|
67
|
95
|
102
|
54
|
36
|
42
|
62
|
55
|
54
|
50
|
40
|
43
|
67
|
63
|
109
|
139
|
|||
|
2025/01
|
53
|
48
|
41
|
61
|
139
|
81
|
38
|
63
|
54
|
84
|
83
|
121
|
81
|
61
|
45
|
65
|
55
|
74
|
89
|
100
|
65
|
89
|
89
|
112
|
155
|
194
|
145
|
74
|
217
|
83
|
95
|
|
2024/12
|
51
|
30
|
42
|
45
|
38
|
41
|
53
|
56
|
63
|
57
|
45
|
66
|
60
|
59
|
40
|
57
|
52
|
52
|
58
|
72
|
49
|
54
|
54
|
67
|
92
|
53
|
53
|
47
|
48
|
81
|
40
|
|
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