Air Quality
Excellent
No health implications.
19
PM2.5
37
PM10
65
O3
0.3
CO
2
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Mar
102
Light
Sat
22 Mar
127
Light
Sun
23 Mar
116
Light
Mon
24 Mar
117
Light
Tue
25 Mar
56
Good
Wed
26 Mar
26
Excellent
Thu
27 Mar
25
Excellent
Air quality in the last 12 months (Ulanhot)
|
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
|
|
2024/12
|
46
|
24
|
24
|
23
|
24
|
30
|
23
|
47
|
51
|
31
|
26
|
50
|
44
|
26
|
25
|
27
|
50
|
60
|
52
|
61
|
52
|
26
|
31
|
40
|
45
|
32
|
25
|
35
|
60
|
53
|
36
|
|
2024/11
|
36
|
34
|
39
|
29
|
29
|
36
|
61
|
88
|
126
|
42
|
32
|
34
|
60
|
64
|
105
|
30
|
27
|
30
|
35
|
27
|
38
|
52
|
52
|
114
|
155
|
23
|
29
|
30
|
26
|
32
|
|
|
2024/10
|
24
|
27
|
33
|
40
|
39
|
38
|
48
|
35
|
39
|
28
|
30
|
27
|
52
|
51
|
28
|
37
|
30
|
37
|
28
|
37
|
39
|
33
|
53
|
42
|
40
|
49
|
38
|
30
|
54
|
33
|
34
|
|
2024/09
|
21
|
22
|
24
|
27
|
21
|
30
|
33
|
32
|
37
|
29
|
29
|
37
|
28
|
26
|
29
|
30
|
29
|
30
|
31
|
29
|
37
|
33
|
34
|
29
|
29
|
39
|
36
|
40
|
53
|
24
|
|
|
2024/08
|
25
|
28
|
27
|
19
|
18
|
29
|
33
|
26
|
31
|
29
|
19
|
25
|
29
|
28
|
26
|
29
|
34
|
29
|
20
|
21
|
19
|
25
|
38
|
35
|
29
|
23
|
23
|
22
|
19
|
21
|
19
|
|
2024/07
|
46
|
49
|
52
|
58
|
56
|
47
|
57
|
73
|
62
|
61
|
70
|
96
|
93
|
64
|
50
|
35
|
28
|
41
|
40
|
35
|
25
|
29
|
27
|
24
|
23
|
20
|
19
|
20
|
22
|
23
|
28
|
|
2024/06
|
35
|
35
|
40
|
33
|
39
|
40
|
25
|
25
|
23
|
35
|
36
|
29
|
26
|
22
|
23
|
28
|
24
|
29
|
41
|
30
|
24
|
20
|
22
|
21
|
28
|
30
|
38
|
53
|
42
|
45
|
|
|
2024/05
|
53
|
36
|
47
|
66
|
52
|
43
|
39
|
58
|
38
|
52
|
26
|
35
|
33
|
29
|
27
|
31
|
54
|
36
|
31
|
32
|
33
|
32
|
30
|
31
|
40
|
25
|
30
|
29
|
27
|
30
|
28
|
|
2024/04
|
43
|
53
|
31
|
36
|
46
|
37
|
40
|
32
|
56
|
70
|
86
|
82
|
74
|
102
|
306
|
56
|
54
|
32
|
30
|
45
|
84
|
55
|
40
|
40
|
38
|
28
|
25
|
26
|
37
|
47
|
|
|
2024/03
|
29
|
23
|
28
|
29
|
35
|
64
|
41
|
40
|
73
|
89
|
56
|
42
|
33
|
39
|
37
|
66
|
28
|
28
|
33
|
30
|
54
|
67
|
63
|
27
|
47
|
140
|
139
|
153
|
37
|
34
|
33
|
|
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