Air Quality
Excellent
No health implications.
9
PM2.5
31
PM10
50
O3
0.4
CO
4
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Jul
64
Good
Fri
25 Jul
58
Good
Sat
26 Jul
62
Good
Sun
27 Jul
62
Good
Mon
28 Jul
58
Good
Tue
29 Jul
15
Excellent
Wed
30 Jul
18
Excellent
Air quality in the last 12 months (Bayan)
|
2025/06
|
24
|
28
|
19
|
21
|
17
|
14
|
20
|
34
|
21
|
17
|
17
|
28
|
37
|
25
|
35
|
24
|
17
|
36
|
23
|
17
|
12
|
22
|
30
|
41
|
44
|
59
|
54
|
37
|
28
|
40
|
|
|
2025/05
|
55
|
40
|
42
|
29
|
25
|
36
|
39
|
38
|
26
|
27
|
47
|
68
|
56
|
47
|
68
|
29
|
21
|
29
|
24
|
37
|
34
|
23
|
23
|
21
|
23
|
28
|
37
|
51
|
52
|
46
|
54
|
|
2025/04
|
90
|
74
|
70
|
49
|
48
|
51
|
53
|
57
|
96
|
159
|
161
|
83
|
43
|
25
|
25
|
45
|
129
|
70
|
35
|
107
|
130
|
22
|
33
|
33
|
19
|
24
|
52
|
78
|
73
|
70
|
|
|
2025/03
|
24
|
31
|
45
|
45
|
47
|
60
|
49
|
53
|
75
|
169
|
86
|
61
|
24
|
32
|
36
|
30
|
34
|
38
|
79
|
97
|
89
|
16
|
28
|
63
|
46
|
47
|
28
|
25
|
23
|
34
|
69
|
|
2025/02
|
130
|
157
|
161
|
80
|
83
|
85
|
56
|
41
|
85
|
115
|
123
|
124
|
85
|
58
|
75
|
50
|
37
|
43
|
53
|
61
|
58
|
62
|
65
|
52
|
55
|
45
|
73
|
77
|
|||
|
2025/01
|
147
|
153
|
117
|
162
|
127
|
131
|
140
|
67
|
85
|
142
|
194
|
189
|
133
|
227
|
97
|
59
|
76
|
79
|
174
|
204
|
184
|
165
|
210
|
235
|
235
|
200
|
85
|
71
|
97
|
66
|
96
|
|
2024/12
|
61
|
35
|
28
|
34
|
49
|
35
|
53
|
76
|
98
|
135
|
50
|
75
|
118
|
80
|
48
|
63
|
85
|
90
|
114
|
214
|
126
|
67
|
73
|
74
|
66
|
44
|
60
|
75
|
72
|
91
|
113
|
|
2024/11
|
108
|
70
|
91
|
47
|
73
|
94
|
101
|
122
|
159
|
116
|
238
|
140
|
141
|
213
|
241
|
69
|
35
|
44
|
111
|
156
|
227
|
40
|
73
|
63
|
62
|
62
|
34
|
52
|
38
|
72
|
|
|
2024/10
|
21
|
28
|
27
|
34
|
52
|
31
|
55
|
76
|
55
|
29
|
30
|
42
|
58
|
55
|
17
|
20
|
54
|
57
|
28
|
47
|
38
|
41
|
44
|
88
|
86
|
97
|
88
|
66
|
62
|
112
|
101
|
|
2024/09
|
14
|
15
|
22
|
24
|
18
|
17
|
22
|
22
|
34
|
21
|
20
|
25
|
20
|
24
|
26
|
30
|
33
|
27
|
25
|
21
|
34
|
33
|
29
|
37
|
27
|
29
|
31
|
38
|
38
|
21
|
|
|
2024/08
|
13
|
15
|
17
|
19
|
16
|
20
|
28
|
24
|
34
|
38
|
15
|
18
|
23
|
27
|
32
|
39
|
36
|
33
|
14
|
18
|
21
|
15
|
22
|
39
|
31
|
20
|
27
|
25
|
22
|
20
|
17
|
|
2024/07
|
51
|
49
|
38
|
19
|
27
|
43
|
71
|
64
|
55
|
74
|
93
|
62
|
63
|
56
|
57
|
49
|
27
|
27
|
38
|
36
|
24
|
31
|
24
|
29
|
21
|
11
|
13
|
13
|
15
|
18
|
16
|
|
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