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
26 Dec
Fri
27 Dec
Sat
28 Dec
Sun
29 Dec
Mon
30 Dec
Tue
31 Dec
Wed
1 Jan
Real-time AQI (Monitoring Station in Hohhot)
小召
4419
PM2.5
44
PM10
58
O3
0.4
CO
14
SO2
19
NO2
二十九中
3319
PM2.5
33
PM10
51
O3
0.4
CO
14
SO2
14
NO2
工大金川校区
3915
PM2.5
39
PM10
55
O3
0.3
CO
7
SO2
13
NO2
化肥厂生活区
5125
PM2.5
51 *
PM10
54
O3
0.5
CO
11
SO2
13
NO2
红旗小学
3612
PM2.5
36
PM10
54
O3
0.3
CO
8
SO2
16
NO2
海东办
3914
PM2.5
39
PM10
54
O3
0.7
CO
17
SO2
17
NO2
Air quality in the last 12 months (Hohhot)
|
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
|
|
2024/02
|
39
|
90
|
43
|
51
|
92
|
33
|
68
|
103
|
200
|
344
|
199
|
80
|
69
|
29
|
47
|
70
|
73
|
144
|
93
|
44
|
27
|
25
|
39
|
91
|
63
|
72
|
109
|
48
|
28
|
||
|
2024/01
|
137
|
154
|
101
|
100
|
57
|
35
|
53
|
84
|
85
|
90
|
97
|
102
|
69
|
30
|
49
|
82
|
141
|
135
|
121
|
30
|
23
|
40
|
87
|
131
|
153
|
152
|
145
|
119
|
82
|
94
|
30
|
|
2023/12
|
44
|
68
|
72
|
84
|
89
|
280
|
120
|
140
|
64
|
62
|
76
|
95
|
74
|
68
|
26
|
30
|
50
|
98
|
31
|
41
|
41
|
70
|
126
|
125
|
104
|
184
|
173
|
231
|
202
|
109
|
48
|
|
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