Air Quality
Excellent
No health implications.
16
PM2.5
27
PM10
126
O3
0.3
CO
6
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jun
95
Good
Sun
29 Jun
103
Light
Mon
30 Jun
92
Good
Tue
1 Jul
96
Good
Wed
2 Jul
86
Good
Thu
3 Jul
67
Good
Fri
4 Jul
42
Excellent
Air quality in the last 12 months (Erenhot)
|
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
|
|
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
|
|
|
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