Air Quality
Excellent
No health implications.
13
PM2.5
21
PM10
97
O3
0.4
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jan
55
Good
Thu
2 Jan
52
Good
Fri
3 Jan
55
Good
Sat
4 Jan
47
Excellent
Sun
5 Jan
50
Excellent
Mon
6 Jan
45
Excellent
Tue
7 Jan
23
Excellent
Chengguan Air quality rank
1
Oroqen, Inner Mongolia
2
Tahe, Heilongjiang
3
East Ujumqin Banner, Inner Mongolia
4
West Ujumqin Banner, Inner Mongolia
5
Horqin Right Front Banner, Inner Mongolia
6
Holingol, Inner Mongolia
7
Miyun, Beijing
8
Daxing'anling Prefecture, Heilongjiang
9
Mohe, Heilongjiang
393
Chengguan, Xicang
Air quality in the last 12 months (Chengguan)
|
2024/11
|
27
|
26
|
24
|
21
|
11
|
20
|
21
|
25
|
34
|
31
|
31
|
27
|
28
|
28
|
36
|
35
|
31
|
31
|
33
|
23
|
20
|
34
|
31
|
27
|
22
|
24
|
33
|
31
|
24
|
27
|
|
|
2024/10
|
18
|
15
|
15
|
13
|
13
|
14
|
19
|
20
|
22
|
20
|
20
|
16
|
14
|
16
|
14
|
16
|
21
|
17
|
12
|
13
|
13
|
19
|
22
|
17
|
24
|
20
|
22
|
25
|
29
|
37
|
27
|
|
2024/09
|
13
|
13
|
11
|
13
|
11
|
16
|
12
|
13
|
12
|
11
|
14
|
11
|
12
|
12
|
14
|
11
|
11
|
19
|
15
|
13
|
11
|
14
|
14
|
12
|
14
|
11
|
12
|
13
|
13
|
18
|
|
|
2024/08
|
19
|
17
|
11
|
11
|
9
|
11
|
11
|
13
|
12
|
18
|
21
|
16
|
12
|
14
|
18
|
16
|
17
|
15
|
14
|
13
|
12
|
13
|
10
|
11
|
13
|
12
|
13
|
21
|
13
|
13
|
16
|
|
2024/07
|
11
|
10
|
14
|
10
|
13
|
11
|
10
|
11
|
12
|
12
|
10
|
12
|
10
|
13
|
14
|
12
|
12
|
14
|
14
|
13
|
12
|
12
|
11
|
12
|
14
|
16
|
11
|
11
|
14
|
15
|
18
|
|
2024/06
|
15
|
17
|
17
|
13
|
13
|
19
|
18
|
17
|
16
|
19
|
17
|
18
|
12
|
15
|
20
|
13
|
13
|
15
|
15
|
17
|
13
|
15
|
12
|
10
|
11
|
14
|
10
|
10
|
11
|
11
|
|
|
2024/05
|
45
|
41
|
45
|
37
|
16
|
11
|
14
|
15
|
12
|
19
|
23
|
25
|
15
|
16
|
22
|
17
|
16
|
35
|
26
|
21
|
22
|
23
|
19
|
11
|
11
|
13
|
15
|
20
|
15
|
18
|
20
|
|
2024/04
|
24
|
21
|
33
|
17
|
22
|
20
|
18
|
26
|
35
|
29
|
22
|
26
|
24
|
20
|
25
|
22
|
14
|
21
|
19
|
22
|
23
|
25
|
38
|
36
|
21
|
22
|
19
|
28
|
29
|
32
|
|
|
2024/03
|
39
|
14
|
20
|
20
|
24
|
26
|
18
|
13
|
18
|
28
|
17
|
29
|
24
|
25
|
28
|
23
|
23
|
21
|
32
|
37
|
25
|
13
|
16
|
14
|
22
|
13
|
22
|
22
|
20
|
21
|
18
|
|
2024/02
|
40
|
47
|
41
|
28
|
39
|
41
|
47
|
45
|
36
|
32
|
28
|
30
|
24
|
34
|
28
|
25
|
25
|
29
|
31
|
31
|
36
|
45
|
39
|
39
|
35
|
28
|
25
|
28
|
27
|
||
|
2024/01
|
28
|
23
|
27
|
24
|
27
|
25
|
28
|
30
|
33
|
36
|
26
|
28
|
32
|
36
|
32
|
31
|
25
|
28
|
29
|
31
|
27
|
28
|
29
|
34
|
27
|
27
|
27
|
26
|
28
|
29
|
43
|
|
2023/12
|
30
|
32
|
34
|
33
|
39
|
33
|
36
|
29
|
28
|
34
|
33
|
30
|
28
|
36
|
43
|
50
|
52
|
37
|
31
|
32
|
35
|
31
|
29
|
32
|
26
|
35
|
35
|
31
|
29
|
28
|
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