Air Quality
Excellent
No health implications.
8
PM2.5
26
PM10
38
O3
0.6
CO
10
SO2
39
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jan
42
Excellent
Wed
21 Jan
43
Excellent
Thu
22 Jan
49
Excellent
Fri
23 Jan
53
Good
Sat
24 Jan
55
Good
Sun
25 Jan
56
Good
Mon
26 Jan
18
Excellent
Air quality in the last 12 months (Erenhot)
|
2025/11
|
29
|
23
|
45
|
54
|
46
|
42
|
52
|
50
|
41
|
35
|
46
|
37
|
35
|
55
|
64
|
17
|
18
|
27
|
42
|
39
|
52
|
66
|
110
|
30
|
44
|
83
|
41
|
94
|
106
|
60
|
|
|
2025/10
|
44
|
48
|
46
|
51
|
47
|
42
|
29
|
28
|
29
|
38
|
32
|
33
|
54
|
50
|
31
|
32
|
16
|
27
|
26
|
24
|
32
|
44
|
36
|
57
|
19
|
16
|
33
|
47
|
48
|
18
|
20
|
|
2025/09
|
31
|
47
|
62
|
52
|
41
|
35
|
17
|
31
|
51
|
48
|
41
|
29
|
40
|
29
|
29
|
16
|
17
|
26
|
34
|
38
|
33
|
40
|
39
|
33
|
36
|
42
|
40
|
26
|
35
|
43
|
|
|
2025/08
|
30
|
28
|
25
|
34
|
30
|
17
|
22
|
22
|
22
|
25
|
42
|
35
|
20
|
32
|
29
|
27
|
34
|
24
|
28
|
29
|
36
|
34
|
33
|
32
|
22
|
27
|
22
|
32
|
30
|
37
|
34
|
|
2025/07
|
27
|
26
|
36
|
32
|
14
|
17
|
27
|
27
|
25
|
25
|
21
|
31
|
24
|
30
|
29
|
14
|
23
|
32
|
20
|
15
|
17
|
27
|
33
|
26
|
19
|
21
|
22
|
29
|
25
|
22
|
27
|
|
2025/06
|
26
|
18
|
18
|
23
|
28
|
21
|
16
|
20
|
25
|
25
|
37
|
37
|
36
|
17
|
17
|
22
|
25
|
30
|
15
|
19
|
21
|
29
|
29
|
32
|
40
|
39
|
37
|
32
|
37
|
29
|
|
|
2025/05
|
26
|
18
|
18
|
69
|
81
|
27
|
60
|
54
|
44
|
45
|
36
|
47
|
33
|
32
|
40
|
108
|
27
|
36
|
28
|
47
|
29
|
26
|
36
|
39
|
49
|
33
|
31
|
55
|
52
|
36
|
15
|
|
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
|
|
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