Air Quality
Excellent
No health implications.
8
PM2.5
11
PM10
48
O3
0.4
CO
6
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 Dec
33
Excellent
Thu
1 Jan
36
Excellent
Fri
2 Jan
37
Excellent
Sat
3 Jan
37
Excellent
Sun
4 Jan
32
Excellent
Mon
5 Jan
33
Excellent
Tue
6 Jan
39
Excellent
Arxan Air quality rank
1
Longjiang, Heilongjiang
2
Gannan Prefecture, Heilongjiang
3
Arun Banner, Inner Mongolia
4
Zhalantun, Inner Mongolia
5
Jianhua, Heilongjiang
6
Fulaerji, Heilongjiang
7
Nianzishan, Heilongjiang
8
Meilisi Daur, Heilongjiang
9
Qiqihar, Heilongjiang
0
Arxan, Inner Mongolia
Air quality in the last 12 months (Arxan)
|
2025/11
|
21
|
23
|
36
|
30
|
36
|
25
|
37
|
71
|
22
|
26
|
24
|
28
|
22
|
32
|
42
|
25
|
20
|
27
|
22
|
24
|
23
|
26
|
39
|
28
|
27
|
29
|
26
|
37
|
43
|
24
|
|
|
2025/10
|
24
|
28
|
43
|
31
|
25
|
27
|
31
|
25
|
28
|
30
|
32
|
26
|
32
|
29
|
26
|
20
|
22
|
19
|
19
|
20
|
26
|
29
|
34
|
27
|
23
|
18
|
23
|
28
|
35
|
18
|
24
|
|
2025/09
|
22
|
20
|
41
|
36
|
34
|
23
|
20
|
19
|
19
|
23
|
27
|
27
|
23
|
22
|
21
|
18
|
21
|
19
|
24
|
26
|
24
|
30
|
27
|
20
|
22
|
26
|
26
|
25
|
27
|
28
|
|
|
2025/08
|
18
|
17
|
17
|
20
|
19
|
20
|
18
|
18
|
17
|
18
|
17
|
18
|
18
|
19
|
21
|
20
|
16
|
20
|
20
|
23
|
17
|
17
|
16
|
17
|
20
|
18
|
17
|
18
|
19
|
17
|
21
|
|
2025/07
|
23
|
20
|
24
|
25
|
22
|
25
|
28
|
27
|
22
|
26
|
21
|
16
|
22
|
20
|
25
|
17
|
17
|
18
|
17
|
16
|
16
|
17
|
24
|
20
|
21
|
19
|
19
|
16
|
17
|
16
|
18
|
|
2025/06
|
22
|
27
|
24
|
24
|
24
|
22
|
22
|
27
|
23
|
22
|
29
|
29
|
27
|
29
|
31
|
31
|
24
|
30
|
23
|
19
|
23
|
28
|
32
|
38
|
44
|
34
|
37
|
27
|
29
|
32
|
|
|
2025/05
|
23
|
22
|
24
|
24
|
25
|
32
|
39
|
50
|
37
|
47
|
70
|
65
|
49
|
75
|
45
|
58
|
30
|
42
|
31
|
55
|
49
|
36
|
46
|
57
|
41
|
54
|
45
|
51
|
55
|
48
|
27
|
|
2025/04
|
33
|
24
|
38
|
53
|
33
|
35
|
46
|
28
|
48
|
41
|
84
|
27
|
26
|
33
|
42
|
36
|
44
|
24
|
25
|
34
|
48
|
28
|
33
|
42
|
37
|
44
|
37
|
22
|
44
|
23
|
|
|
2025/03
|
31
|
45
|
53
|
55
|
65
|
39
|
48
|
56
|
82
|
76
|
83
|
55
|
26
|
26
|
29
|
33
|
57
|
31
|
29
|
19
|
33
|
44
|
75
|
26
|
41
|
64
|
26
|
26
|
25
|
24
|
27
|
|
2025/02
|
45
|
38
|
27
|
24
|
31
|
35
|
27
|
22
|
31
|
34
|
44
|
26
|
29
|
31
|
51
|
30
|
24
|
23
|
26
|
26
|
28
|
29
|
20
|
36
|
35
|
23
|
35
|
30
|
|||
|
2025/01
|
25
|
21
|
22
|
36
|
61
|
34
|
24
|
29
|
29
|
38
|
44
|
35
|
25
|
26
|
25
|
27
|
31
|
29
|
28
|
39
|
43
|
64
|
80
|
75
|
76
|
73
|
55
|
31
|
52
|
32
|
32
|
|
2024/12
|
35
|
21
|
21
|
20
|
19
|
27
|
21
|
22
|
23
|
25
|
22
|
32
|
23
|
19
|
24
|
25
|
34
|
32
|
30
|
45
|
24
|
24
|
25
|
26
|
35
|
23
|
24
|
27
|
43
|
43
|
25
|
|
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