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
15 Jul
Wed
16 Jul
Thu
17 Jul
Fri
18 Jul
Sat
19 Jul
Sun
20 Jul
Mon
21 Jul
Hohhot Air quality rank
Real-time AQI (Monitoring Station in Hohhot)
如意水处理厂
3826
PM2.5
38
PM10
68
O3
0.5
CO
3
SO2
20
NO2
二十九中
4330
PM2.5
30
PM10
74
O3
0.7
CO
5
SO2
14
NO2
工大金川校区
3927
PM2.5
35
PM10
59
O3
0.5
CO
4
SO2
23
NO2
化肥厂生活区
4027
PM2.5
40
PM10
78
O3
0.5
CO
6
SO2
16
NO2
红旗小学
3927
PM2.5
27
PM10
73
O3
0.4
CO
3
SO2
17
NO2
Air quality in the last 12 months (Hohhot)
|
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
|
|
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
|
|
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