Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
32
PM2.5
54
PM10
205
O3
0.6
CO
4
SO2
11
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
30 May
129
Light
Sat
31 May
111
Light
Sun
1 Jun
94
Good
Mon
2 Jun
90
Good
Tue
3 Jun
79
Good
Wed
4 Jun
80
Good
Thu
5 Jun
42
Excellent
Air quality in the last 12 months (Bayuquan)
|
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
|
|
2024/11
|
146
|
102
|
71
|
43
|
32
|
54
|
53
|
55
|
52
|
57
|
58
|
61
|
47
|
32
|
54
|
35
|
31
|
31
|
46
|
82
|
64
|
44
|
96
|
59
|
44
|
30
|
21
|
40
|
49
|
43
|
|
|
2024/10
|
23
|
29
|
22
|
31
|
51
|
66
|
38
|
58
|
34
|
36
|
39
|
58
|
54
|
36
|
32
|
46
|
52
|
64
|
52
|
63
|
34
|
40
|
31
|
76
|
102
|
126
|
42
|
77
|
68
|
73
|
65
|
|
2024/09
|
28
|
27
|
42
|
30
|
23
|
39
|
50
|
33
|
36
|
35
|
56
|
53
|
75
|
29
|
45
|
49
|
57
|
87
|
65
|
34
|
20
|
40
|
45
|
29
|
56
|
62
|
66
|
51
|
34
|
19
|
|
|
2024/08
|
28
|
45
|
42
|
18
|
15
|
29
|
32
|
42
|
45
|
22
|
50
|
54
|
56
|
56
|
40
|
69
|
65
|
45
|
20
|
29
|
41
|
29
|
46
|
76
|
41
|
46
|
54
|
46
|
36
|
47
|
39
|
|
2024/07
|
58
|
55
|
33
|
53
|
50
|
20
|
37
|
53
|
77
|
63
|
61
|
70
|
56
|
64
|
52
|
14
|
19
|
42
|
52
|
23
|
32
|
25
|
22
|
29
|
16
|
14
|
12
|
12
|
32
|
28
|
28
|
|
2024/06
|
27
|
50
|
58
|
38
|
28
|
30
|
29
|
30
|
54
|
42
|
53
|
34
|
25
|
23
|
28
|
34
|
52
|
48
|
31
|
27
|
17
|
21
|
74
|
17
|
31
|
29
|
35
|
26
|
18
|
24
|
|
|
2024/05
|
45
|
53
|
55
|
35
|
34
|
59
|
59
|
55
|
101
|
54
|
155
|
31
|
48
|
79
|
40
|
44
|
49
|
49
|
39
|
53
|
55
|
36
|
37
|
64
|
39
|
32
|
24
|
43
|
46
|
39
|
29
|
|
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