Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Oct
Sun
25 Oct
Mon
26 Oct
Tue
27 Oct
Wed
28 Oct
Thu
29 Oct
Fri
30 Oct
Real-time AQI (Monitoring Station in Hohhot)
呼市一监
3622
PM2.5
36
PM10
68
O3
0.5
CO
8
SO2
22
NO2
如意水处理厂
4318
PM2.5
43
PM10
51
O3
0.4
CO
7
SO2
36
NO2
二十九中
4716
PM2.5
47
PM10
72
O3
0.6
CO
8
SO2
16
NO2
化肥厂生活区
4115
PM2.5
41
PM10
71
O3
0.6
CO
5
SO2
22
NO2
海东办
3625
PM2.5
29
PM10
60
O3
0.3
CO
8
SO2
28
NO2
成吉思汗西街8号
2913
PM2.5
29
PM10
50
O3
0.5
CO
4
SO2
26
NO2
公园东路75号
3616
PM2.5
36
PM10
63
O3
0.6
CO
6
SO2
19
NO2
金海路35号
408
PM2.5
40
PM10
57
O3
0.8
CO
6
SO2
26
NO2
Air quality in the last 12 months (Hohhot)
|
2026/08
|
32
|
38
|
28
|
38
|
25
|
26
|
39
|
42
|
43
|
44
|
31
|
29
|
26
|
29
|
29
|
26
|
28
|
38
|
40
|
42
|
36
|
29
|
32
|
37
|
31
|
29
|
24
|
32
|
27
|
25
|
25
|
|
2026/07
|
33
|
42
|
59
|
36
|
29
|
26
|
27
|
26
|
29
|
24
|
35
|
55
|
44
|
33
|
39
|
36
|
37
|
29
|
47
|
34
|
38
|
39
|
38
|
39
|
37
|
40
|
40
|
37
|
35
|
35
|
31
|
|
2026/06
|
44
|
46
|
25
|
23
|
24
|
24
|
21
|
26
|
20
|
25
|
32
|
40
|
31
|
32
|
56
|
41
|
36
|
45
|
35
|
27
|
32
|
49
|
26
|
27
|
33
|
42
|
39
|
41
|
39
|
38
|
|
|
2026/05
|
54
|
31
|
28
|
44
|
60
|
42
|
34
|
57
|
60
|
39
|
39
|
61
|
77
|
63
|
53
|
36
|
32
|
30
|
46
|
51
|
52
|
54
|
64
|
53
|
32
|
36
|
40
|
28
|
36
|
43
|
41
|
|
2026/04
|
31
|
65
|
92
|
99
|
37
|
26
|
32
|
64
|
64
|
35
|
45
|
47
|
48
|
72
|
58
|
46
|
83
|
67
|
220
|
79
|
68
|
67
|
80
|
69
|
61
|
91
|
63
|
28
|
36
|
57
|
|
|
2026/03
|
70
|
71
|
84
|
75
|
44
|
27
|
51
|
43
|
29
|
50
|
28
|
65
|
73
|
32
|
51
|
67
|
96
|
38
|
61
|
73
|
94
|
50
|
64
|
85
|
76
|
43
|
35
|
50
|
33
|
29
|
31
|
|
2026/02
|
38
|
28
|
51
|
72
|
20
|
12
|
30
|
41
|
48
|
57
|
54
|
79
|
79
|
43
|
35
|
66
|
300
|
229
|
72
|
132
|
258
|
35
|
46
|
58
|
57
|
35
|
56
|
70
|
|||
|
2026/01
|
98
|
70
|
69
|
79
|
47
|
58
|
67
|
73
|
70
|
31
|
41
|
66
|
72
|
117
|
107
|
30
|
50
|
27
|
16
|
32
|
47
|
56
|
64
|
52
|
113
|
117
|
64
|
77
|
38
|
36
|
35
|
|
2025/12
|
26
|
28
|
48
|
35
|
56
|
88
|
48
|
39
|
63
|
66
|
25
|
47
|
59
|
75
|
91
|
120
|
97
|
79
|
59
|
23
|
41
|
62
|
38
|
39
|
32
|
56
|
73
|
67
|
46
|
22
|
32
|
|
2025/11
|
34
|
29
|
55
|
63
|
58
|
55
|
46
|
64
|
62
|
53
|
67
|
50
|
49
|
67
|
78
|
17
|
18
|
39
|
64
|
104
|
98
|
80
|
113
|
40
|
60
|
127
|
58
|
114
|
140
|
75
|
|
|
2025/10
|
64
|
53
|
51
|
55
|
58
|
62
|
46
|
19
|
13
|
27
|
33
|
42
|
67
|
61
|
26
|
35
|
10
|
18
|
15
|
17
|
40
|
40
|
39
|
61
|
22
|
12
|
40
|
60
|
61
|
25
|
27
|
|
2025/09
|
25
|
47
|
41
|
45
|
33
|
44
|
24
|
41
|
58
|
57
|
39
|
27
|
38
|
45
|
31
|
11
|
13
|
23
|
42
|
51
|
33
|
29
|
43
|
47
|
51
|
47
|
51
|
31
|
44
|
55
|
|
|
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