Air Quality
Excellent
No health implications.
21
PM2.5
43
PM10
59
O3
0.7
CO
7
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Jan
86
Good
Tue
27 Jan
41
Excellent
Wed
28 Jan
57
Good
Thu
29 Jan
37
Excellent
Fri
30 Jan
57
Good
Sat
31 Jan
41
Excellent
Sun
1 Feb
25
Excellent
Air quality in the last 12 months (Ulanhot)
|
2025/12
|
41
|
27
|
26
|
29
|
35
|
37
|
32
|
27
|
30
|
31
|
29
|
36
|
31
|
33
|
38
|
47
|
57
|
70
|
85
|
34
|
38
|
58
|
56
|
28
|
31
|
42
|
45
|
31
|
32
|
28
|
36
|
|
2025/11
|
25
|
31
|
52
|
42
|
52
|
36
|
67
|
155
|
26
|
35
|
37
|
37
|
25
|
44
|
62
|
31
|
25
|
38
|
25
|
29
|
29
|
32
|
38
|
29
|
33
|
43
|
31
|
47
|
61
|
30
|
|
|
2025/10
|
33
|
32
|
51
|
35
|
29
|
32
|
35
|
30
|
35
|
38
|
37
|
32
|
41
|
33
|
33
|
30
|
31
|
22
|
22
|
22
|
30
|
40
|
53
|
37
|
26
|
23
|
28
|
31
|
48
|
26
|
32
|
|
2025/09
|
28
|
21
|
42
|
44
|
47
|
27
|
25
|
24
|
22
|
28
|
33
|
33
|
28
|
32
|
25
|
24
|
22
|
22
|
24
|
29
|
29
|
32
|
38
|
30
|
26
|
30
|
29
|
27
|
30
|
35
|
|
|
2025/08
|
24
|
22
|
22
|
23
|
24
|
21
|
21
|
22
|
23
|
21
|
22
|
28
|
23
|
27
|
25
|
20
|
18
|
23
|
20
|
28
|
20
|
21
|
20
|
19
|
22
|
21
|
18
|
21
|
21
|
18
|
26
|
|
2025/07
|
44
|
25
|
31
|
39
|
26
|
31
|
29
|
36
|
34
|
43
|
32
|
21
|
25
|
26
|
26
|
24
|
20
|
29
|
28
|
26
|
21
|
24
|
35
|
35
|
34
|
27
|
26
|
24
|
18
|
21
|
23
|
|
2025/06
|
28
|
32
|
26
|
28
|
28
|
27
|
22
|
35
|
25
|
27
|
26
|
36
|
30
|
27
|
32
|
31
|
31
|
29
|
28
|
22
|
26
|
32
|
34
|
43
|
53
|
35
|
48
|
31
|
41
|
35
|
|
|
2025/05
|
31
|
26
|
27
|
27
|
33
|
41
|
49
|
52
|
44
|
48
|
77
|
81
|
57
|
83
|
50
|
73
|
44
|
35
|
32
|
78
|
61
|
37
|
29
|
42
|
37
|
53
|
53
|
62
|
64
|
61
|
35
|
|
2025/04
|
44
|
36
|
48
|
65
|
52
|
58
|
73
|
33
|
38
|
60
|
140
|
27
|
30
|
37
|
38
|
33
|
62
|
32
|
36
|
43
|
84
|
26
|
36
|
40
|
31
|
50
|
38
|
34
|
44
|
29
|
|
|
2025/03
|
36
|
58
|
72
|
69
|
104
|
56
|
91
|
89
|
133
|
108
|
113
|
64
|
34
|
36
|
46
|
49
|
107
|
41
|
78
|
29
|
40
|
67
|
119
|
43
|
84
|
89
|
32
|
27
|
28
|
29
|
42
|
|
2025/02
|
69
|
55
|
34
|
29
|
37
|
41
|
29
|
25
|
41
|
62
|
74
|
35
|
30
|
40
|
52
|
38
|
31
|
30
|
37
|
38
|
37
|
45
|
35
|
43
|
55
|
27
|
40
|
37
|
|||
|
2025/01
|
31
|
25
|
34
|
54
|
102
|
51
|
35
|
42
|
48
|
75
|
79
|
67
|
36
|
39
|
34
|
30
|
52
|
57
|
34
|
66
|
85
|
88
|
116
|
123
|
121
|
156
|
93
|
52
|
52
|
45
|
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
Air quality source: CNEMC
*: primary pollution