Air Quality
Excellent
No health implications.
16
PM2.5
25
PM10
81
O3
0.6
CO
9
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Apr
72
Good
Sat
11 Apr
80
Good
Sun
12 Apr
79
Good
Mon
13 Apr
64
Good
Tue
14 Apr
71
Good
Wed
15 Apr
75
Good
Thu
16 Apr
24
Excellent
Air quality in the last 12 months (Bayuquan)
|
2026/02
|
84
|
45
|
61
|
157
|
147
|
48
|
48
|
47
|
74
|
92
|
76
|
125
|
143
|
117
|
66
|
76
|
201
|
42
|
73
|
78
|
81
|
57
|
36
|
97
|
62
|
77
|
148
|
103
|
|||
|
2026/01
|
51
|
63
|
74
|
77
|
66
|
63
|
56
|
53
|
75
|
61
|
36
|
48
|
38
|
36
|
92
|
63
|
40
|
50
|
41
|
57
|
63
|
66
|
61
|
74
|
57
|
76
|
70
|
59
|
71
|
60
|
85
|
|
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
|
|
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