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
11 May
Mon
12 May
Tue
13 May
Wed
14 May
Thu
15 May
Fri
16 May
Sat
17 May
Real-time AQI (Monitoring Station in Hohhot)
呼市一监
6244
PM2.5
73
PM10
100
O3
0.7
CO
18
SO2
18
NO2
小召
5832
PM2.5
66 *
PM10
101
O3
0.6
CO
16
SO2
27
NO2
如意水处理厂
6132
PM2.5
71 *
PM10
96
O3
0.6
CO
16
SO2
25
NO2
二十九中
5740 *
PM2.5
59
PM10
94
O3
0.7
CO
14
SO2
22
NO2
工大金川校区
5638
PM2.5
61 *
PM10
103
O3
0.6
CO
14
SO2
22
NO2
化肥厂生活区
6035
PM2.5
70 *
PM10
106
O3
0.6
CO
17
SO2
23
NO2
红旗小学
6035
PM2.5
70 *
PM10
100
O3
0.6
CO
15
SO2
27
NO2
海东办
5935
PM2.5
68 *
PM10
87
O3
0.6
CO
20
SO2
28
NO2
Air quality in the last 12 months (Hohhot)
|
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
|
|
2024/11
|
93
|
94
|
28
|
24
|
47
|
53
|
66
|
73
|
93
|
30
|
65
|
66
|
58
|
92
|
75
|
62
|
41
|
51
|
64
|
100
|
103
|
52
|
75
|
67
|
18
|
19
|
29
|
25
|
49
|
54
|
|
|
2024/10
|
12
|
29
|
44
|
55
|
59
|
30
|
31
|
52
|
49
|
37
|
57
|
60
|
49
|
55
|
18
|
73
|
99
|
16
|
17
|
28
|
33
|
30
|
56
|
57
|
57
|
18
|
25
|
52
|
54
|
43
|
53
|
|
2024/09
|
11
|
20
|
35
|
18
|
11
|
13
|
25
|
34
|
35
|
15
|
16
|
34
|
26
|
11
|
21
|
14
|
31
|
72
|
52
|
7
|
9
|
23
|
51
|
50
|
20
|
44
|
61
|
61
|
26
|
14
|
|
|
2024/08
|
18
|
41
|
28
|
34
|
33
|
31
|
34
|
28
|
37
|
68
|
9
|
10
|
16
|
25
|
43
|
47
|
25
|
41
|
26
|
21
|
17
|
22
|
30
|
33
|
20
|
11
|
22
|
38
|
43
|
41
|
39
|
|
2024/07
|
30
|
27
|
29
|
16
|
31
|
35
|
43
|
44
|
38
|
47
|
52
|
35
|
23
|
43
|
49
|
10
|
24
|
31
|
44
|
36
|
99
|
86
|
51
|
44
|
40
|
26
|
29
|
16
|
39
|
27
|
28
|
|
2024/06
|
33
|
79
|
49
|
33
|
31
|
39
|
18
|
39
|
38
|
49
|
52
|
61
|
38
|
16
|
18
|
27
|
47
|
58
|
35
|
45
|
77
|
330
|
186
|
49
|
29
|
63
|
59
|
57
|
19
|
29
|
|
|
2024/05
|
43
|
50
|
57
|
51
|
65
|
35
|
30
|
38
|
67
|
108
|
51
|
29
|
48
|
51
|
40
|
67
|
72
|
114
|
124
|
52
|
62
|
77
|
74
|
47
|
39
|
25
|
26
|
39
|
57
|
47
|
12
|
|
2024/04
|
76
|
40
|
29
|
45
|
53
|
41
|
43
|
70
|
61
|
69
|
84
|
78
|
68
|
191
|
148
|
39
|
60
|
56
|
44
|
21
|
52
|
103
|
39
|
77
|
232
|
90
|
142
|
30
|
14
|
30
|
|
|
2024/03
|
53
|
91
|
52
|
65
|
24
|
29
|
31
|
38
|
62
|
76
|
31
|
38
|
56
|
65
|
76
|
141
|
47
|
124
|
40
|
46
|
98
|
64
|
60
|
47
|
57
|
74
|
206
|
313
|
76
|
48
|
49
|
|
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