Air Quality
Excellent
No health implications.
10
PM2.5
21
PM10
73
O3
0.3
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Mar
61
Good
Sat
29 Mar
59
Good
Sun
30 Mar
52
Good
Mon
31 Mar
57
Good
Tue
1 Apr
58
Good
Wed
2 Apr
55
Good
Thu
3 Apr
86
Good
Air quality in the last 12 months (Erenhot)
|
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
|
|
2024/04
|
64
|
28
|
21
|
47
|
38
|
23
|
33
|
43
|
52
|
64
|
72
|
92
|
120
|
316
|
141
|
21
|
46
|
64
|
50
|
24
|
86
|
64
|
27
|
103
|
207
|
81
|
138
|
21
|
16
|
22
|
|
|
2024/03
|
43
|
68
|
34
|
52
|
18
|
28
|
19
|
27
|
55
|
57
|
22
|
28
|
42
|
60
|
82
|
162
|
45
|
91
|
29
|
36
|
83
|
28
|
47
|
42
|
48
|
63
|
252
|
240
|
54
|
32
|
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