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
17 Oct
Sat
18 Oct
Sun
19 Oct
Mon
20 Oct
Tue
21 Oct
Wed
22 Oct
Thu
23 Oct
Real-time AQI (Monitoring Station in Hinggan League)
科右前旗环保局
3524
PM2.5
30
PM10
41
O3
0.5
CO
6
SO2
22
NO2
洮儿河南路
4028
PM2.5
40
PM10
36
O3
0.6
CO
8
SO2
20
NO2
Air quality in the last 12 months (Hinggan League)
|
2025/08
|
23
|
21
|
23
|
22
|
23
|
20
|
20
|
21
|
20
|
20
|
23
|
26
|
23
|
26
|
25
|
21
|
19
|
25
|
21
|
31
|
21
|
23
|
21
|
20
|
23
|
22
|
19
|
21
|
22
|
19
|
26
|
|
2025/07
|
41
|
24
|
29
|
36
|
25
|
29
|
29
|
34
|
33
|
41
|
31
|
21
|
24
|
25
|
26
|
23
|
21
|
27
|
27
|
24
|
20
|
23
|
33
|
32
|
34
|
26
|
26
|
22
|
18
|
20
|
23
|
|
2025/06
|
27
|
32
|
25
|
26
|
26
|
25
|
21
|
33
|
25
|
24
|
25
|
36
|
29
|
26
|
31
|
31
|
28
|
29
|
28
|
21
|
24
|
30
|
33
|
40
|
52
|
34
|
46
|
31
|
38
|
36
|
|
|
2025/05
|
30
|
26
|
26
|
26
|
32
|
41
|
52
|
56
|
44
|
48
|
77
|
80
|
58
|
84
|
48
|
70
|
43
|
35
|
31
|
79
|
62
|
37
|
26
|
40
|
37
|
52
|
56
|
63
|
62
|
60
|
33
|
|
2025/04
|
43
|
35
|
51
|
66
|
53
|
57
|
72
|
32
|
39
|
56
|
141
|
26
|
30
|
35
|
38
|
34
|
64
|
34
|
35
|
42
|
83
|
25
|
35
|
40
|
34
|
51
|
36
|
32
|
41
|
29
|
|
|
2025/03
|
34
|
58
|
76
|
73
|
106
|
59
|
87
|
90
|
135
|
108
|
112
|
66
|
33
|
36
|
41
|
48
|
107
|
42
|
70
|
28
|
40
|
71
|
121
|
41
|
84
|
91
|
31
|
27
|
27
|
28
|
38
|
|
2025/02
|
66
|
54
|
31
|
29
|
37
|
44
|
27
|
25
|
41
|
57
|
71
|
34
|
29
|
41
|
52
|
37
|
29
|
29
|
36
|
36
|
37
|
44
|
33
|
44
|
53
|
27
|
42
|
37
|
|||
|
2025/01
|
28
|
24
|
32
|
52
|
106
|
55
|
35
|
43
|
47
|
70
|
76
|
63
|
34
|
37
|
33
|
30
|
49
|
52
|
33
|
65
|
84
|
94
|
122
|
131
|
123
|
156
|
97
|
45
|
46
|
44
|
47
|
|
2024/12
|
43
|
25
|
23
|
23
|
24
|
34
|
23
|
42
|
44
|
30
|
26
|
46
|
40
|
24
|
24
|
27
|
50
|
57
|
49
|
60
|
46
|
24
|
29
|
37
|
45
|
30
|
24
|
33
|
55
|
51
|
34
|
|
2024/11
|
35
|
35
|
39
|
28
|
28
|
35
|
62
|
87
|
124
|
39
|
30
|
32
|
64
|
63
|
105
|
27
|
26
|
30
|
34
|
27
|
37
|
56
|
55
|
112
|
157
|
22
|
28
|
30
|
27
|
30
|
|
|
2024/10
|
28
|
26
|
32
|
38
|
37
|
36
|
50
|
35
|
38
|
29
|
30
|
29
|
54
|
51
|
28
|
36
|
30
|
35
|
27
|
35
|
38
|
32
|
52
|
41
|
38
|
48
|
38
|
29
|
54
|
33
|
34
|
|
2024/09
|
19
|
21
|
24
|
26
|
21
|
28
|
30
|
30
|
36
|
27
|
29
|
35
|
28
|
24
|
27
|
28
|
27
|
29
|
32
|
29
|
36
|
31
|
32
|
27
|
30
|
39
|
35
|
39
|
52
|
24
|
|
|
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