Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
32
PM2.5
54
*
PM10
23
O3
0.6
CO
17
SO2
69
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
30 Jan
86
Good
Sat
31 Jan
77
Good
Sun
1 Feb
124
Light
Mon
2 Feb
75
Good
Tue
3 Feb
80
Good
Wed
4 Feb
128
Light
Thu
5 Feb
22
Excellent
Air quality in the last 12 months (Bayuquan)
|
2025/12
|
43
|
34
|
40
|
42
|
46
|
111
|
83
|
36
|
73
|
162
|
44
|
62
|
85
|
72
|
62
|
93
|
80
|
67
|
72
|
43
|
41
|
33
|
39
|
60
|
41
|
43
|
62
|
108
|
57
|
48
|
32
|
|
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
|
|
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