Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Sep
Thu
25 Sep
Fri
26 Sep
Sat
27 Sep
Sun
28 Sep
Mon
29 Sep
Tue
30 Sep
Chifeng Air quality rank
Real-time AQI (Monitoring Station in Chifeng)
松山一中
213
PM2.5
10
PM10
67
O3
0.5
CO
8
SO2
7
NO2
哈达街
193
PM2.5
9
PM10
60
O3
0.5
CO
10
SO2
12
NO2
Air quality in the last 12 months (Chifeng)
|
2025/08
|
29
|
33
|
21
|
22
|
24
|
27
|
16
|
26
|
16
|
22
|
26
|
24
|
21
|
22
|
25
|
21
|
26
|
28
|
26
|
28
|
23
|
18
|
23
|
19
|
23
|
20
|
27
|
18
|
27
|
25
|
29
|
|
2025/07
|
33
|
23
|
28
|
25
|
20
|
18
|
26
|
29
|
33
|
36
|
43
|
35
|
18
|
24
|
26
|
18
|
16
|
21
|
39
|
17
|
17
|
22
|
34
|
26
|
21
|
17
|
17
|
21
|
15
|
17
|
20
|
|
2025/06
|
25
|
37
|
28
|
20
|
26
|
27
|
20
|
26
|
34
|
18
|
34
|
46
|
33
|
36
|
12
|
14
|
25
|
37
|
25
|
19
|
21
|
25
|
36
|
47
|
49
|
52
|
44
|
29
|
36
|
34
|
|
|
2025/05
|
31
|
23
|
25
|
23
|
28
|
27
|
38
|
65
|
24
|
32
|
39
|
49
|
48
|
35
|
35
|
41
|
40
|
19
|
34
|
37
|
57
|
97
|
34
|
46
|
42
|
46
|
29
|
37
|
53
|
57
|
36
|
|
2025/04
|
28
|
22
|
37
|
52
|
24
|
36
|
53
|
24
|
44
|
42
|
67
|
64
|
33
|
24
|
40
|
61
|
56
|
23
|
22
|
41
|
51
|
21
|
52
|
29
|
25
|
49
|
26
|
19
|
54
|
38
|
|
|
2025/03
|
44
|
50
|
54
|
56
|
47
|
27
|
59
|
79
|
94
|
96
|
157
|
68
|
42
|
43
|
30
|
27
|
46
|
26
|
35
|
38
|
36
|
37
|
84
|
48
|
52
|
143
|
40
|
33
|
22
|
25
|
34
|
|
2025/02
|
102
|
91
|
21
|
21
|
28
|
37
|
33
|
17
|
29
|
44
|
63
|
46
|
50
|
42
|
65
|
26
|
21
|
24
|
21
|
23
|
21
|
24
|
16
|
28
|
32
|
29
|
60
|
58
|
|||
|
2025/01
|
36
|
20
|
29
|
46
|
33
|
27
|
23
|
27
|
19
|
28
|
51
|
51
|
33
|
30
|
27
|
35
|
45
|
42
|
35
|
53
|
31
|
64
|
84
|
87
|
115
|
56
|
21
|
44
|
211
|
50
|
73
|
|
2024/12
|
51
|
19
|
26
|
22
|
26
|
20
|
19
|
26
|
43
|
44
|
36
|
48
|
22
|
20
|
20
|
29
|
22
|
24
|
49
|
36
|
20
|
25
|
34
|
55
|
50
|
20
|
23
|
24
|
58
|
64
|
28
|
|
2024/11
|
48
|
47
|
26
|
24
|
35
|
48
|
71
|
122
|
98
|
48
|
49
|
53
|
66
|
59
|
51
|
31
|
26
|
43
|
54
|
50
|
33
|
39
|
57
|
80
|
49
|
23
|
33
|
26
|
21
|
28
|
|
|
2024/10
|
17
|
22
|
29
|
43
|
51
|
19
|
24
|
38
|
60
|
28
|
30
|
58
|
93
|
57
|
31
|
54
|
53
|
33
|
22
|
40
|
38
|
28
|
44
|
46
|
52
|
36
|
39
|
45
|
44
|
36
|
57
|
|
2024/09
|
19
|
18
|
23
|
26
|
17
|
25
|
19
|
24
|
21
|
20
|
30
|
34
|
36
|
16
|
26
|
29
|
33
|
28
|
35
|
11
|
15
|
22
|
25
|
28
|
20
|
26
|
40
|
60
|
50
|
11
|
|
|
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
*: primary pollution