Air Quality
Severe
Healthy people will experience reduced endurance in activities and may also show noticeably strong symptoms. Other illnesses may be triggered in healthy people. Elders and the sick should remain indoors and avoid exercise. Healthy individuals should avoid outdoor activities.
PM2.5
PM10
O3
CO
SO2
NO2
Healthy people will experience reduced endurance in activities and may also show noticeably strong symptoms. Other illnesses may be triggered in healthy people. Elders and the sick should remain indoors and avoid exercise. Healthy individuals should avoid outdoor activities.
Advise
Children, seniors and the sick should stay indoors and avoid physical exertion. General population should avoid outdoor activities.
Air Quality
Today
26 Mar
Thu
27 Mar
Fri
28 Mar
Sat
29 Mar
Sun
30 Mar
Mon
31 Mar
Tue
1 Apr
Real-time AQI (Monitoring Station in Bayannur)
附中
500149
PM2.5
785 *
PM10
99
O3
0.5
CO
7
SO2
3
NO2
市环保大楼
216166 *
PM2.5
166
PM10
99
O3
0.0
CO
5
SO2
3
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
|
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