Air Quality
Excellent
No health implications.
14
PM2.5
20
PM10
153
O3
0.5
CO
4
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Jun
114
Light
Thu
19 Jun
62
Good
Fri
20 Jun
59
Good
Sat
21 Jun
62
Good
Sun
22 Jun
87
Good
Mon
23 Jun
94
Good
Tue
24 Jun
21
Excellent
Bayuquan Air quality rank
Air quality in the last 12 months (Bayuquan)
|
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
|
|
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
|
|
|
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