Air Quality
Excellent
No health implications.
13
PM2.5
27
PM10
37
O3
0.3
CO
5
SO2
39
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Mar
69
Good
Sat
21 Mar
81
Good
Sun
22 Mar
39
Excellent
Mon
23 Mar
61
Good
Tue
24 Mar
73
Good
Wed
25 Mar
62
Good
Thu
26 Mar
37
Excellent
Air quality in the last 12 months (Erenhot)
|
2026/02
|
16
|
19
|
40
|
42
|
14
|
23
|
25
|
30
|
47
|
42
|
37
|
51
|
54
|
31
|
30
|
36
|
180
|
112
|
52
|
115
|
303
|
19
|
24
|
32
|
56
|
26
|
50
|
68
|
|||
|
2026/01
|
68
|
43
|
63
|
31
|
20
|
40
|
43
|
62
|
73
|
28
|
39
|
55
|
46
|
84
|
70
|
19
|
43
|
19
|
19
|
26
|
31
|
49
|
43
|
57
|
69
|
66
|
45
|
50
|
27
|
27
|
21
|
|
2025/12
|
22
|
21
|
36
|
23
|
44
|
67
|
27
|
31
|
51
|
45
|
23
|
44
|
43
|
58
|
93
|
60
|
43
|
55
|
38
|
18
|
36
|
61
|
34
|
25
|
31
|
43
|
40
|
42
|
30
|
21
|
31
|
|
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
|
|
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