Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
PM2.5
PM10
O3
CO
SO2
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
29 Mar
Sun
30 Mar
Mon
31 Mar
Tue
1 Apr
Wed
2 Apr
Thu
3 Apr
Fri
4 Apr
Real-time AQI (Monitoring Station in Haibei Prefecture)
海晏县西海镇
10840
PM2.5
166 *
PM10
88
O3
0.7
CO
19
SO2
13
NO2
Air quality in the last 12 months (Haibei Prefecture)
|
2025/02
|
31
|
52
|
33
|
25
|
47
|
44
|
51
|
40
|
31
|
26
|
48
|
59
|
47
|
38
|
33
|
20
|
17
|
43
|
59
|
56
|
49
|
64
|
66
|
49
|
46
|
24
|
29
|
39
|
|||
|
2025/01
|
25
|
27
|
25
|
41
|
16
|
37
|
49
|
55
|
54
|
59
|
35
|
22
|
18
|
26
|
41
|
15
|
18
|
26
|
18
|
17
|
24
|
26
|
33
|
42
|
100
|
37
|
28
|
22
|
26
|
24
|
26
|
|
2024/12
|
16
|
25
|
29
|
52
|
44
|
45
|
64
|
64
|
54
|
51
|
30
|
55
|
61
|
45
|
19
|
16
|
21
|
38
|
36
|
20
|
52
|
28
|
27
|
51
|
55
|
30
|
33
|
16
|
35
|
41
|
17
|
|
2024/11
|
35
|
17
|
21
|
34
|
16
|
25
|
15
|
32
|
42
|
70
|
60
|
45
|
33
|
23
|
50
|
43
|
46
|
37
|
43
|
43
|
41
|
19
|
27
|
56
|
49
|
20
|
15
|
16
|
21
|
17
|
|
|
2024/10
|
16
|
34
|
32
|
36
|
30
|
44
|
42
|
29
|
33
|
27
|
33
|
24
|
17
|
25
|
39
|
19
|
17
|
32
|
37
|
31
|
55
|
18
|
18
|
25
|
39
|
35
|
24
|
17
|
32
|
40
|
38
|
|
2024/09
|
33
|
33
|
36
|
18
|
16
|
18
|
33
|
40
|
18
|
25
|
27
|
29
|
17
|
18
|
44
|
20
|
25
|
37
|
38
|
21
|
28
|
32
|
21
|
20
|
31
|
25
|
34
|
47
|
21
|
24
|
|
|
2024/08
|
28
|
24
|
24
|
24
|
28
|
23
|
24
|
27
|
34
|
17
|
18
|
22
|
30
|
21
|
25
|
25
|
20
|
19
|
24
|
25
|
33
|
47
|
42
|
27
|
27
|
32
|
40
|
40
|
24
|
25
|
30
|
|
2024/07
|
19
|
27
|
21
|
24
|
37
|
46
|
62
|
27
|
39
|
29
|
18
|
34
|
32
|
33
|
44
|
37
|
23
|
24
|
27
|
39
|
172
|
41
|
32
|
40
|
54
|
46
|
35
|
19
|
17
|
20
|
13
|
|
2024/06
|
47
|
29
|
31
|
22
|
32
|
24
|
40
|
26
|
28
|
27
|
23
|
26
|
25
|
22
|
32
|
26
|
24
|
22
|
38
|
31
|
21
|
32
|
29
|
25
|
31
|
26
|
31
|
23
|
24
|
24
|
|
|
2024/05
|
42
|
43
|
46
|
40
|
51
|
57
|
52
|
46
|
44
|
34
|
24
|
24
|
35
|
33
|
84
|
68
|
74
|
44
|
44
|
32
|
38
|
35
|
54
|
74
|
29
|
41
|
40
|
38
|
20
|
31
|
41
|
|
2024/04
|
54
|
66
|
59
|
64
|
49
|
29
|
36
|
43
|
39
|
42
|
42
|
32
|
49
|
69
|
300
|
84
|
65
|
43
|
41
|
37
|
44
|
36
|
31
|
34
|
30
|
73
|
61
|
219
|
46
|
35
|
|
|
2024/03
|
59
|
38
|
43
|
81
|
67
|
62
|
36
|
64
|
62
|
55
|
28
|
36
|
38
|
47
|
82
|
175
|
79
|
65
|
34
|
39
|
32
|
52
|
73
|
32
|
28
|
39
|
36
|
31
|
22
|
62
|
60
|
|
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