Air Quality
Excellent
No health implications.
16
PM2.5
28
PM10
81
O3
0.5
CO
6
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 May
39
Excellent
Wed
20 May
43
Excellent
Thu
21 May
41
Excellent
Fri
22 May
39
Excellent
Sat
23 May
42
Excellent
Sun
24 May
42
Excellent
Mon
25 May
27
Excellent
Air quality in the last 12 months (Hailar)
|
2026/04
|
25
|
29
|
32
|
25
|
26
|
26
|
26
|
28
|
25
|
25
|
28
|
28
|
27
|
28
|
43
|
26
|
31
|
26
|
50
|
29
|
26
|
27
|
30
|
25
|
29
|
26
|
34
|
28
|
28
|
32
|
|
|
2026/03
|
40
|
45
|
38
|
31
|
34
|
35
|
31
|
36
|
28
|
37
|
38
|
29
|
31
|
29
|
30
|
28
|
38
|
28
|
27
|
32
|
41
|
35
|
26
|
25
|
28
|
26
|
25
|
25
|
26
|
24
|
26
|
|
2026/02
|
41
|
26
|
25
|
26
|
27
|
29
|
29
|
22
|
38
|
32
|
44
|
30
|
34
|
32
|
24
|
33
|
61
|
25
|
22
|
27
|
35
|
41
|
28
|
26
|
35
|
29
|
38
|
45
|
|||
|
2026/01
|
42
|
26
|
35
|
27
|
27
|
32
|
29
|
28
|
41
|
38
|
33
|
33
|
32
|
42
|
44
|
33
|
29
|
31
|
32
|
33
|
29
|
26
|
29
|
35
|
32
|
33
|
31
|
34
|
39
|
37
|
36
|
|
2025/12
|
33
|
29
|
30
|
32
|
22
|
30
|
32
|
32
|
26
|
27
|
27
|
25
|
22
|
23
|
39
|
42
|
36
|
28
|
32
|
34
|
33
|
35
|
26
|
30
|
30
|
35
|
32
|
27
|
28
|
32
|
35
|
|
2025/11
|
24
|
23
|
19
|
21
|
25
|
23
|
23
|
32
|
28
|
26
|
21
|
23
|
25
|
23
|
27
|
27
|
21
|
23
|
23
|
25
|
26
|
25
|
26
|
25
|
28
|
27
|
28
|
25
|
41
|
32
|
|
|
2025/10
|
31
|
33
|
47
|
27
|
33
|
30
|
35
|
28
|
28
|
34
|
28
|
27
|
29
|
30
|
30
|
30
|
27
|
21
|
21
|
25
|
25
|
25
|
23
|
22
|
26
|
22
|
24
|
30
|
24
|
21
|
18
|
|
2025/09
|
25
|
25
|
36
|
31
|
31
|
22
|
24
|
23
|
23
|
25
|
26
|
24
|
32
|
24
|
28
|
24
|
25
|
24
|
28
|
37
|
30
|
36
|
32
|
23
|
32
|
30
|
29
|
38
|
32
|
36
|
|
|
2025/08
|
26
|
24
|
27
|
33
|
32
|
29
|
26
|
23
|
26
|
26
|
30
|
25
|
21
|
23
|
28
|
28
|
27
|
24
|
23
|
27
|
21
|
20
|
19
|
24
|
27
|
27
|
24
|
24
|
21
|
22
|
22
|
|
2025/07
|
32
|
23
|
27
|
22
|
22
|
29
|
31
|
32
|
24
|
24
|
19
|
25
|
29
|
27
|
28
|
33
|
27
|
25
|
22
|
24
|
24
|
28
|
22
|
23
|
23
|
24
|
26
|
20
|
20
|
20
|
23
|
|
2025/06
|
28
|
33
|
30
|
33
|
33
|
31
|
27
|
29
|
28
|
26
|
32
|
31
|
34
|
42
|
46
|
49
|
31
|
32
|
28
|
26
|
31
|
31
|
45
|
50
|
43
|
38
|
32
|
31
|
33
|
37
|
|
|
2025/05
|
31
|
31
|
30
|
31
|
34
|
41
|
47
|
49
|
38
|
56
|
96
|
85
|
50
|
94
|
59
|
73
|
28
|
64
|
48
|
52
|
38
|
27
|
82
|
82
|
47
|
73
|
47
|
48
|
57
|
53
|
37
|
|
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