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
24 Jan
Sun
25 Jan
Mon
26 Jan
Tue
27 Jan
Wed
28 Jan
Thu
29 Jan
Fri
30 Jan
Real-time AQI (Monitoring Station in Hohhot)
呼市一监
5636
PM2.5
61 *
PM10
6
O3
1.5
CO
11
SO2
50
NO2
如意水处理厂
6042
PM2.5
70 *
PM10
2
O3
1.1
CO
15
SO2
59
NO2
二十九中
5840
PM2.5
65 *
PM10
10
O3
1.2
CO
11
SO2
48
NO2
化肥厂生活区
6039
PM2.5
70 *
PM10
16
O3
1.9
CO
6
SO2
45
NO2
海东办
6043 *
PM2.5
68
PM10
2
O3
1.1
CO
5
SO2
55
NO2
成吉思汗西街8号
5739
PM2.5
63 *
PM10
2
O3
0.8
CO
8
SO2
62
NO2
公园东路75号
5432
PM2.5
58 *
PM10
8
O3
0.9
CO
6
SO2
58
NO2
金海路35号
5127
PM2.5
52 *
PM10
4
O3
0.7
CO
10
SO2
60
NO2
Air quality in the last 12 months (Hohhot)
|
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
|
|
|
2025/08
|
41
|
31
|
30
|
30
|
40
|
32
|
26
|
18
|
23
|
24
|
43
|
31
|
26
|
44
|
31
|
22
|
33
|
24
|
15
|
26
|
37
|
42
|
34
|
35
|
27
|
23
|
18
|
33
|
42
|
41
|
41
|
|
2025/07
|
43
|
29
|
37
|
44
|
8
|
16
|
25
|
29
|
25
|
24
|
24
|
36
|
22
|
38
|
24
|
10
|
21
|
36
|
26
|
9
|
19
|
34
|
30
|
15
|
17
|
16
|
16
|
27
|
21
|
16
|
36
|
|
2025/06
|
30
|
19
|
17
|
23
|
39
|
21
|
16
|
22
|
22
|
25
|
43
|
48
|
28
|
16
|
11
|
16
|
40
|
33
|
14
|
20
|
18
|
21
|
40
|
41
|
44
|
50
|
37
|
30
|
38
|
38
|
|
|
2025/05
|
43
|
16
|
24
|
40
|
69
|
41
|
65
|
57
|
33
|
46
|
47
|
57
|
47
|
25
|
52
|
127
|
34
|
44
|
45
|
63
|
31
|
21
|
52
|
41
|
39
|
29
|
36
|
53
|
59
|
42
|
10
|
|
2025/04
|
33
|
27
|
83
|
57
|
39
|
79
|
48
|
42
|
55
|
53
|
135
|
25
|
19
|
16
|
74
|
142
|
48
|
26
|
51
|
62
|
41
|
59
|
42
|
31
|
47
|
48
|
13
|
46
|
52
|
31
|
|
|
2025/03
|
66
|
28
|
35
|
69
|
33
|
25
|
46
|
66
|
80
|
160
|
236
|
107
|
64
|
48
|
26
|
30
|
25
|
25
|
33
|
37
|
59
|
79
|
197
|
166
|
89
|
167
|
73
|
29
|
14
|
30
|
43
|
|
2025/02
|
96
|
23
|
18
|
28
|
43
|
76
|
18
|
28
|
43
|
66
|
59
|
54
|
88
|
73
|
84
|
24
|
36
|
16
|
12
|
23
|
24
|
16
|
29
|
58
|
63
|
72
|
90
|
73
|
|||
|
2025/01
|
94
|
36
|
48
|
71
|
64
|
27
|
35
|
10
|
30
|
46
|
53
|
41
|
77
|
16
|
44
|
65
|
64
|
88
|
78
|
74
|
47
|
59
|
78
|
46
|
97
|
95
|
24
|
72
|
245
|
281
|
121
|
|
2024/12
|
48
|
25
|
52
|
42
|
45
|
20
|
19
|
41
|
56
|
55
|
40
|
68
|
58
|
59
|
70
|
65
|
29
|
23
|
55
|
40
|
32
|
41
|
48
|
70
|
50
|
35
|
35
|
74
|
153
|
138
|
56
|
|
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