Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
42
PM2.5
125
*
PM10
4
O3
1.8
CO
24
SO2
62
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
13 Dec
93
Good
Sun
14 Dec
91
Good
Mon
15 Dec
127
Light
Tue
16 Dec
88
Good
Wed
17 Dec
82
Good
Thu
18 Dec
15
Excellent
Fri
19 Dec
48
Excellent
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