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
8 Nov
Sun
9 Nov
Mon
10 Nov
Tue
11 Nov
Wed
12 Nov
Thu
13 Nov
Fri
14 Nov
Real-time AQI (Monitoring Station in Chifeng)
松山一中
4429
PM2.5
44
PM10
16
O3
0.6
CO
27
SO2
40
NO2
哈达街
5841 *
PM2.5
50
PM10
7
O3
0.4
CO
89
SO2
48
NO2
银河街
3323
PM2.5
28
PM10
35
O3
0.5
CO
18
SO2
13
NO2
Air quality in the last 12 months (Chifeng)
|
2025/10
|
43
|
46
|
44
|
33
|
19
|
20
|
45
|
21
|
17
|
26
|
39
|
32
|
48
|
55
|
40
|
27
|
27
|
18
|
17
|
19
|
38
|
45
|
48
|
62
|
44
|
18
|
21
|
55
|
81
|
46
|
42
|
|
2025/09
|
26
|
25
|
35
|
40
|
41
|
21
|
16
|
22
|
24
|
29
|
46
|
38
|
44
|
17
|
16
|
18
|
19
|
21
|
30
|
33
|
37
|
36
|
22
|
18
|
30
|
39
|
41
|
35
|
37
|
38
|
|
|
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
|
|
|
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