Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
20 Apr
Mon
21 Apr
Tue
22 Apr
Wed
23 Apr
Thu
24 Apr
Fri
25 Apr
Sat
26 Apr
Real-time AQI (Monitoring Station in Bayannur)
附中
6326
PM2.5
75 *
PM10
65
O3
0.5
CO
7
SO2
15
NO2
市环保大楼
6234
PM2.5
73 *
PM10
80
O3
0.3
CO
7
SO2
15
NO2
Air quality in the last 12 months (Bayannur)
|
2025/02
|
66
|
41
|
36
|
35
|
78
|
90
|
41
|
36
|
57
|
81
|
96
|
74
|
49
|
83
|
70
|
62
|
60
|
40
|
36
|
43
|
42
|
32
|
34
|
46
|
61
|
75
|
69
|
71
|
|||
|
2025/01
|
77
|
35
|
49
|
105
|
60
|
42
|
39
|
37
|
45
|
56
|
53
|
58
|
105
|
37
|
52
|
42
|
72
|
64
|
61
|
60
|
85
|
73
|
75
|
134
|
277
|
105
|
38
|
53
|
234
|
162
|
85
|
|
2024/12
|
53
|
38
|
56
|
41
|
42
|
36
|
35
|
45
|
58
|
63
|
47
|
127
|
69
|
45
|
43
|
61
|
67
|
53
|
60
|
41
|
39
|
59
|
63
|
79
|
55
|
42
|
65
|
52
|
245
|
83
|
78
|
|
2024/11
|
70
|
59
|
44
|
46
|
54
|
84
|
96
|
83
|
78
|
72
|
74
|
59
|
97
|
104
|
139
|
71
|
48
|
67
|
79
|
61
|
55
|
70
|
92
|
81
|
62
|
65
|
75
|
50
|
49
|
51
|
|
|
2024/10
|
58
|
38
|
45
|
64
|
52
|
46
|
46
|
55
|
67
|
54
|
57
|
56
|
46
|
70
|
43
|
68
|
73
|
55
|
53
|
66
|
59
|
38
|
52
|
59
|
95
|
62
|
49
|
65
|
66
|
74
|
96
|
|
2024/09
|
41
|
45
|
65
|
121
|
51
|
34
|
30
|
54
|
122
|
52
|
52
|
62
|
33
|
28
|
38
|
48
|
36
|
59
|
64
|
32
|
34
|
39
|
67
|
53
|
34
|
46
|
72
|
73
|
35
|
82
|
|
|
2024/08
|
57
|
68
|
59
|
46
|
53
|
56
|
45
|
45
|
76
|
36
|
31
|
38
|
37
|
46
|
68
|
54
|
48
|
41
|
39
|
33
|
39
|
40
|
48
|
56
|
43
|
33
|
44
|
47
|
51
|
59
|
52
|
|
2024/07
|
51
|
38
|
43
|
54
|
50
|
53
|
46
|
49
|
54
|
65
|
67
|
52
|
69
|
65
|
49
|
40
|
46
|
56
|
83
|
139
|
141
|
53
|
85
|
93
|
54
|
46
|
44
|
48
|
51
|
47
|
43
|
|
2024/06
|
71
|
125
|
54
|
43
|
48
|
51
|
50
|
93
|
70
|
86
|
123
|
64
|
122
|
35
|
37
|
41
|
53
|
59
|
59
|
60
|
61
|
156
|
280
|
151
|
74
|
95
|
73
|
59
|
40
|
51
|
|
|
2024/05
|
48
|
55
|
54
|
50
|
65
|
51
|
44
|
56
|
92
|
133
|
58
|
49
|
41
|
172
|
65
|
95
|
130
|
186
|
184
|
62
|
78
|
90
|
163
|
86
|
86
|
38
|
47
|
85
|
99
|
82
|
43
|
|
2024/04
|
155
|
59
|
54
|
84
|
62
|
54
|
65
|
61
|
63
|
127
|
85
|
78
|
236
|
226
|
77
|
55
|
60
|
145
|
157
|
56
|
188
|
144
|
58
|
166
|
118
|
73
|
158
|
57
|
47
|
37
|
|
|
2024/03
|
74
|
71
|
68
|
81
|
47
|
91
|
43
|
53
|
95
|
85
|
46
|
64
|
85
|
85
|
224
|
137
|
145
|
80
|
51
|
73
|
179
|
93
|
80
|
82
|
73
|
65
|
179
|
308
|
114
|
62
|
65
|
|
1
|
2
|
3
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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
*: primary pollution