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
1 May
Fri
2 May
Sat
3 May
Sun
4 May
Mon
5 May
Tue
6 May
Wed
7 May
Real-time AQI (Monitoring Station in Chifeng)
松山一中
278
PM2.5
27
PM10
79
O3
0.4
CO
10
SO2
8
NO2
哈达街
3411
PM2.5
34
PM10
79
O3
0.3
CO
9
SO2
9
NO2
天义路
263
PM2.5
26
PM10
79
O3
0.4
CO
7
SO2
7
NO2
银河街
398
PM2.5
39
PM10
65
O3
0.4
CO
13
SO2
6
NO2
Air quality in the last 12 months (Chifeng)
|
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
|
|
|
2024/08
|
16
|
23
|
20
|
20
|
25
|
26
|
30
|
24
|
42
|
24
|
13
|
10
|
15
|
22
|
31
|
31
|
36
|
31
|
24
|
8
|
12
|
14
|
18
|
21
|
23
|
24
|
24
|
32
|
32
|
28
|
30
|
|
2024/07
|
36
|
37
|
22
|
32
|
29
|
27
|
23
|
54
|
61
|
51
|
53
|
34
|
35
|
44
|
36
|
27
|
14
|
19
|
24
|
23
|
37
|
21
|
24
|
23
|
17
|
19
|
21
|
21
|
15
|
26
|
12
|
|
2024/06
|
23
|
25
|
35
|
38
|
43
|
43
|
32
|
18
|
22
|
41
|
28
|
43
|
34
|
18
|
14
|
22
|
29
|
44
|
50
|
44
|
52
|
160
|
70
|
17
|
21
|
28
|
39
|
41
|
43
|
29
|
|
|
2024/05
|
32
|
39
|
44
|
56
|
73
|
60
|
50
|
51
|
65
|
115
|
66
|
23
|
34
|
43
|
23
|
27
|
54
|
62
|
46
|
27
|
39
|
53
|
47
|
36
|
27
|
33
|
27
|
29
|
46
|
38
|
18
|
|
2024/04
|
55
|
53
|
35
|
38
|
61
|
39
|
47
|
45
|
63
|
61
|
47
|
84
|
65
|
55
|
177
|
31
|
49
|
51
|
28
|
30
|
31
|
58
|
24
|
35
|
76
|
36
|
35
|
16
|
22
|
25
|
|
|
2024/03
|
21
|
36
|
23
|
51
|
44
|
34
|
44
|
28
|
51
|
55
|
40
|
29
|
37
|
52
|
51
|
174
|
35
|
47
|
27
|
24
|
62
|
56
|
56
|
33
|
61
|
73
|
136
|
225
|
71
|
36
|
42
|
|
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