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
21 Feb
Sun
22 Feb
Mon
23 Feb
Tue
24 Feb
Wed
25 Feb
Thu
26 Feb
Fri
27 Feb
Real-time AQI (Monitoring Station in Hulunbuir)
国华电力东
209
PM2.5
20
PM10
61
O3
0.5
CO
4
SO2
16
NO2
伊敏大街东7号
2819
PM2.5
19
PM10
50
O3
0.4
CO
6
SO2
16
NO2
Air quality in the last 12 months (Hulunbuir)
|
2026/01
|
39
|
26
|
33
|
29
|
27
|
29
|
29
|
27
|
40
|
37
|
31
|
31
|
33
|
40
|
42
|
33
|
29
|
30
|
33
|
34
|
30
|
26
|
27
|
32
|
30
|
33
|
34
|
35
|
39
|
35
|
35
|
|
2025/12
|
31
|
30
|
30
|
29
|
22
|
29
|
29
|
33
|
30
|
27
|
29
|
27
|
22
|
22
|
38
|
41
|
35
|
28
|
33
|
34
|
33
|
34
|
27
|
30
|
32
|
36
|
30
|
26
|
27
|
33
|
37
|
|
2025/11
|
24
|
23
|
18
|
21
|
25
|
24
|
22
|
32
|
28
|
26
|
20
|
22
|
25
|
23
|
27
|
28
|
21
|
23
|
24
|
25
|
26
|
25
|
27
|
26
|
28
|
27
|
28
|
25
|
41
|
33
|
|
|
2025/10
|
27
|
30
|
45
|
26
|
30
|
29
|
33
|
25
|
26
|
31
|
27
|
26
|
28
|
28
|
28
|
27
|
26
|
21
|
20
|
25
|
25
|
25
|
23
|
21
|
25
|
22
|
24
|
29
|
24
|
21
|
18
|
|
2025/09
|
22
|
23
|
34
|
30
|
29
|
20
|
23
|
21
|
22
|
23
|
25
|
23
|
27
|
22
|
26
|
22
|
23
|
23
|
27
|
35
|
27
|
33
|
31
|
20
|
29
|
28
|
27
|
34
|
31
|
34
|
|
|
2025/08
|
22
|
22
|
24
|
30
|
29
|
28
|
24
|
20
|
24
|
23
|
25
|
23
|
20
|
21
|
26
|
25
|
24
|
24
|
22
|
23
|
19
|
19
|
18
|
20
|
24
|
25
|
22
|
23
|
20
|
20
|
20
|
|
2025/07
|
29
|
23
|
27
|
22
|
22
|
28
|
31
|
32
|
23
|
23
|
18
|
23
|
28
|
25
|
26
|
27
|
23
|
22
|
18
|
20
|
21
|
25
|
23
|
21
|
21
|
21
|
23
|
17
|
19
|
18
|
22
|
|
2025/06
|
27
|
32
|
30
|
33
|
31
|
29
|
27
|
28
|
25
|
25
|
32
|
29
|
34
|
39
|
45
|
48
|
30
|
30
|
27
|
24
|
30
|
29
|
39
|
48
|
44
|
36
|
32
|
30
|
32
|
36
|
|
|
2025/05
|
27
|
30
|
28
|
29
|
32
|
39
|
44
|
47
|
36
|
53
|
90
|
80
|
47
|
91
|
57
|
70
|
26
|
62
|
45
|
53
|
39
|
24
|
82
|
82
|
46
|
71
|
45
|
49
|
56
|
50
|
36
|
|
2025/04
|
36
|
30
|
28
|
45
|
29
|
32
|
34
|
34
|
59
|
37
|
64
|
31
|
28
|
43
|
59
|
36
|
42
|
26
|
27
|
27
|
29
|
30
|
38
|
47
|
42
|
41
|
43
|
25
|
43
|
32
|
|
|
2025/03
|
39
|
40
|
35
|
44
|
41
|
37
|
40
|
40
|
45
|
52
|
40
|
49
|
31
|
33
|
32
|
35
|
39
|
33
|
27
|
24
|
30
|
29
|
27
|
28
|
28
|
46
|
30
|
31
|
30
|
30
|
31
|
|
2025/02
|
43
|
37
|
36
|
30
|
32
|
37
|
35
|
28
|
38
|
40
|
31
|
40
|
25
|
27
|
32
|
34
|
27
|
30
|
32
|
33
|
35
|
33
|
26
|
28
|
27
|
23
|
22
|
31
|
|||
|
1
|
2
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3
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4
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5
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6
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7
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8
|
9
|
10
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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