Air Quality
Excellent
No health implications.
20
PM2.5
30
PM10
87
O3
0.3
CO
6
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Jun
100
Good
Sun
8 Jun
100
Good
Mon
9 Jun
103
Light
Tue
10 Jun
103
Light
Wed
11 Jun
100
Good
Thu
12 Jun
105
Light
Fri
13 Jun
31
Excellent
Air quality in the last 12 months (Biyang)
|
2025/04
|
67
|
64
|
63
|
90
|
73
|
79
|
77
|
78
|
93
|
88
|
64
|
224
|
118
|
73
|
57
|
72
|
76
|
74
|
55
|
61
|
57
|
70
|
86
|
84
|
71
|
65
|
70
|
53
|
52
|
62
|
|
|
2025/03
|
83
|
50
|
38
|
45
|
58
|
81
|
84
|
85
|
87
|
83
|
83
|
104
|
109
|
52
|
61
|
57
|
48
|
57
|
53
|
47
|
47
|
61
|
66
|
61
|
56
|
70
|
112
|
117
|
72
|
66
|
71
|
|
2025/02
|
91
|
102
|
112
|
68
|
55
|
45
|
92
|
56
|
59
|
75
|
94
|
88
|
64
|
78
|
77
|
78
|
82
|
78
|
102
|
92
|
89
|
105
|
125
|
87
|
73
|
95
|
100
|
102
|
|||
|
2025/01
|
142
|
149
|
137
|
202
|
99
|
72
|
67
|
69
|
57
|
68
|
72
|
70
|
98
|
117
|
71
|
65
|
70
|
98
|
117
|
116
|
141
|
215
|
98
|
82
|
79
|
66
|
60
|
113
|
233
|
162
|
119
|
|
2024/12
|
71
|
77
|
78
|
117
|
74
|
69
|
83
|
62
|
61
|
84
|
108
|
122
|
80
|
54
|
55
|
74
|
96
|
75
|
58
|
76
|
73
|
64
|
72
|
98
|
101
|
165
|
169
|
53
|
86
|
99
|
87
|
|
2024/11
|
122
|
95
|
91
|
69
|
58
|
72
|
72
|
60
|
67
|
86
|
111
|
141
|
110
|
107
|
108
|
60
|
34
|
43
|
37
|
49
|
47
|
77
|
109
|
68
|
55
|
42
|
59
|
51
|
43
|
60
|
|
|
2024/10
|
48
|
61
|
58
|
56
|
69
|
58
|
66
|
116
|
70
|
86
|
98
|
114
|
165
|
75
|
75
|
140
|
73
|
22
|
41
|
48
|
56
|
41
|
43
|
57
|
70
|
95
|
99
|
119
|
92
|
76
|
71
|
|
2024/09
|
43
|
43
|
42
|
44
|
52
|
36
|
53
|
54
|
51
|
53
|
35
|
34
|
32
|
50
|
49
|
53
|
53
|
39
|
20
|
51
|
29
|
34
|
51
|
63
|
64
|
64
|
66
|
58
|
59
|
31
|
|
|
2024/08
|
17
|
17
|
22
|
23
|
26
|
17
|
22
|
30
|
33
|
61
|
89
|
30
|
37
|
42
|
38
|
36
|
34
|
36
|
26
|
26
|
19
|
41
|
46
|
40
|
38
|
36
|
20
|
26
|
36
|
36
|
37
|
|
2024/07
|
41
|
27
|
32
|
14
|
27
|
22
|
23
|
24
|
20
|
48
|
36
|
28
|
33
|
39
|
22
|
35
|
29
|
15
|
23
|
19
|
25
|
26
|
27
|
30
|
40
|
35
|
22
|
16
|
14
|
17
|
14
|
|
2024/06
|
81
|
68
|
59
|
50
|
46
|
54
|
45
|
54
|
52
|
47
|
46
|
44
|
34
|
46
|
57
|
53
|
40
|
52
|
55
|
37
|
40
|
39
|
41
|
96
|
85
|
56
|
53
|
18
|
19
|
30
|
|
|
2024/05
|
41
|
44
|
47
|
49
|
50
|
52
|
65
|
58
|
57
|
58
|
114
|
107
|
93
|
77
|
89
|
57
|
65
|
58
|
61
|
60
|
60
|
57
|
58
|
58
|
68
|
53
|
59
|
54
|
57
|
57
|
57
|
|
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