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 Aug
Tue
25 Aug
Wed
26 Aug
Thu
27 Aug
Fri
28 Aug
Sat
29 Aug
Sun
30 Aug
Real-time AQI (Monitoring Station in Hohhot)
呼市一监
257
PM2.5
9
PM10
78
O3
0.5
CO
8
SO2
6
NO2
如意水处理厂
3016
PM2.5
21
PM10
94
O3
0.4
CO
4
SO2
9
NO2
二十九中
2715
PM2.5
16
PM10
86
O3
0.6
CO
10
SO2
12
NO2
化肥厂生活区
3011
PM2.5
18
PM10
94
O3
0.5
CO
6
SO2
7
NO2
海东办
253
PM2.5
19
PM10
79
O3
0.7
CO
8
SO2
13
NO2
成吉思汗西街8号
3323
PM2.5
29
PM10
27
O3
0.6
CO
5
SO2
54
NO2
金海路35号
2920
PM2.5
22
PM10
65
O3
1.0
CO
5
SO2
15
NO2
Air quality in the last 12 months (Hohhot)
|
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
|
|
|
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
|
|
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