Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
27
PM2.5
55
*
PM10
18
O3
0.8
CO
11
SO2
59
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
5 May
56
Good
Tue
6 May
54
Good
Wed
7 May
83
Good
Thu
8 May
67
Good
Fri
9 May
64
Good
Sat
10 May
21
Excellent
Sun
11 May
23
Excellent
Air quality in the last 12 months (Bayuquan)
|
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
|
|
2024/04
|
78
|
68
|
66
|
62
|
86
|
87
|
126
|
103
|
165
|
114
|
73
|
54
|
29
|
23
|
101
|
89
|
42
|
65
|
68
|
100
|
90
|
42
|
30
|
25
|
50
|
58
|
64
|
49
|
51
|
57
|
|
|
2024/03
|
48
|
60
|
73
|
102
|
105
|
59
|
67
|
55
|
58
|
75
|
103
|
99
|
100
|
107
|
123
|
133
|
124
|
61
|
45
|
33
|
52
|
36
|
61
|
61
|
58
|
67
|
75
|
156
|
72
|
67
|
68
|
|
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