Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
34
PM2.5
53
PM10
167
O3
0.5
CO
9
SO2
9
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
29 May
75
Good
Fri
30 May
48
Excellent
Sat
31 May
54
Good
Sun
1 Jun
53
Good
Mon
2 Jun
55
Good
Tue
3 Jun
55
Good
Wed
4 Jun
44
Excellent
Air quality in the last 12 months (Erenhot)
|
2025/04
|
20
|
28
|
80
|
29
|
33
|
57
|
28
|
36
|
32
|
38
|
80
|
27
|
31
|
31
|
49
|
100
|
34
|
23
|
33
|
44
|
48
|
46
|
50
|
29
|
29
|
36
|
19
|
29
|
53
|
20
|
|
|
2025/03
|
43
|
21
|
30
|
60
|
26
|
27
|
36
|
57
|
77
|
115
|
189
|
58
|
35
|
30
|
27
|
27
|
27
|
24
|
26
|
30
|
40
|
60
|
159
|
132
|
34
|
116
|
36
|
19
|
19
|
20
|
29
|
|
2025/02
|
59
|
23
|
18
|
23
|
43
|
51
|
22
|
23
|
39
|
53
|
50
|
53
|
68
|
61
|
83
|
23
|
29
|
13
|
15
|
18
|
20
|
22
|
21
|
48
|
39
|
47
|
61
|
41
|
|||
|
2025/01
|
58
|
17
|
36
|
44
|
35
|
24
|
33
|
18
|
24
|
37
|
40
|
34
|
45
|
14
|
41
|
58
|
55
|
54
|
49
|
61
|
37
|
40
|
47
|
37
|
88
|
72
|
21
|
60
|
225
|
172
|
65
|
|
2024/12
|
40
|
22
|
30
|
18
|
25
|
17
|
18
|
30
|
36
|
27
|
31
|
45
|
35
|
37
|
48
|
44
|
14
|
23
|
43
|
27
|
22
|
39
|
38
|
50
|
38
|
18
|
31
|
60
|
120
|
63
|
47
|
|
2024/11
|
58
|
52
|
22
|
20
|
32
|
44
|
57
|
60
|
71
|
26
|
45
|
37
|
57
|
71
|
67
|
44
|
34
|
43
|
53
|
57
|
47
|
45
|
66
|
54
|
23
|
28
|
34
|
26
|
28
|
40
|
|
|
2024/10
|
16
|
21
|
31
|
52
|
43
|
24
|
25
|
34
|
44
|
30
|
45
|
47
|
32
|
40
|
17
|
52
|
65
|
36
|
36
|
36
|
31
|
28
|
38
|
44
|
53
|
23
|
21
|
37
|
27
|
33
|
38
|
|
2024/09
|
14
|
21
|
37
|
27
|
16
|
17
|
21
|
32
|
39
|
19
|
21
|
34
|
21
|
14
|
21
|
16
|
22
|
47
|
43
|
15
|
14
|
21
|
41
|
38
|
18
|
32
|
52
|
49
|
21
|
24
|
|
|
2024/08
|
18
|
38
|
31
|
29
|
29
|
25
|
31
|
32
|
32
|
44
|
15
|
20
|
22
|
29
|
38
|
40
|
28
|
32
|
23
|
20
|
14
|
17
|
20
|
27
|
22
|
25
|
24
|
27
|
33
|
40
|
29
|
|
2024/07
|
20
|
26
|
36
|
27
|
36
|
35
|
41
|
47
|
48
|
47
|
46
|
36
|
31
|
38
|
38
|
13
|
20
|
22
|
48
|
54
|
77
|
59
|
29
|
36
|
30
|
19
|
14
|
13
|
24
|
30
|
19
|
|
2024/06
|
30
|
62
|
40
|
38
|
36
|
32
|
21
|
39
|
36
|
52
|
46
|
41
|
38
|
20
|
23
|
21
|
34
|
44
|
46
|
34
|
110
|
379
|
152
|
49
|
31
|
48
|
49
|
50
|
19
|
22
|
|
|
2024/05
|
35
|
35
|
47
|
52
|
40
|
34
|
22
|
42
|
65
|
114
|
18
|
21
|
45
|
113
|
71
|
75
|
72
|
99
|
97
|
39
|
51
|
65
|
77
|
51
|
54
|
28
|
33
|
40
|
82
|
43
|
19
|
|
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