Air Quality
Excellent
No health implications.
11
PM2.5
40
PM10
101
O3
0.4
CO
13
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Apr
56
Good
Thu
25 Apr
51
Good
Fri
26 Apr
65
Good
Sat
27 Apr
64
Good
Sun
28 Apr
65
Good
Mon
29 Apr
53
Good
Real-time AQI (Monitoring Station in Haibei Prefecture)
海晏县西海镇
4011
PM2.5
40
PM10
101
O3
0.4
CO
13
SO2
5
NO2
Air quality in the last 12 months (Haibei Prefecture)
|
2024/02
|
32
|
62
|
49
|
32
|
29
|
50
|
54
|
28
|
35
|
29
|
21
|
22
|
19
|
50
|
39
|
25
|
31
|
310
|
182
|
195
|
179
|
147
|
124
|
78
|
83
|
82
|
41
|
68
|
65
|
||
|
2024/01
|
39
|
46
|
25
|
25
|
38
|
30
|
26
|
31
|
27
|
26
|
26
|
26
|
26
|
51
|
47
|
34
|
27
|
38
|
35
|
47
|
77
|
55
|
60
|
65
|
66
|
30
|
31
|
27
|
27
|
35
|
42
|
|
2023/12
|
28
|
31
|
38
|
26
|
38
|
29
|
29
|
28
|
30
|
47
|
49
|
30
|
30
|
65
|
79
|
26
|
26
|
50
|
52
|
33
|
26
|
42
|
32
|
24
|
23
|
23
|
24
|
31
|
36
|
27
|
24
|
|
2023/11
|
23
|
46
|
61
|
37
|
49
|
26
|
29
|
35
|
30
|
29
|
52
|
58
|
38
|
37
|
70
|
33
|
25
|
25
|
24
|
25
|
52
|
43
|
26
|
24
|
118
|
52
|
27
|
27
|
34
|
42
|
|
|
2023/10
|
32
|
32
|
31
|
30
|
28
|
28
|
27
|
30
|
37
|
43
|
32
|
30
|
26
|
24
|
24
|
28
|
27
|
30
|
27
|
25
|
27
|
22
|
27
|
22
|
34
|
29
|
23
|
25
|
23
|
31
|
25
|
|
2023/09
|
40
|
44
|
33
|
37
|
34
|
35
|
32
|
28
|
30
|
36
|
31
|
27
|
27
|
32
|
36
|
40
|
48
|
57
|
44
|
34
|
36
|
34
|
41
|
33
|
28
|
30
|
31
|
35
|
44
|
37
|
|
|
2023/08
|
39
|
50
|
40
|
33
|
37
|
37
|
31
|
34
|
38
|
34
|
35
|
37
|
41
|
40
|
42
|
44
|
60
|
48
|
39
|
39
|
34
|
34
|
34
|
40
|
35
|
36
|
31
|
36
|
41
|
41
|
37
|
|
2023/07
|
39
|
49
|
42
|
30
|
45
|
33
|
38
|
34
|
39
|
42
|
51
|
39
|
32
|
39
|
32
|
34
|
39
|
37
|
37
|
32
|
32
|
37
|
34
|
32
|
32
|
37
|
34
|
32
|
37
|
39
|
39
|
|
2023/06
|
45
|
36
|
32
|
38
|
42
|
33
|
36
|
32
|
33
|
31
|
30
|
35
|
34
|
41
|
38
|
43
|
39
|
38
|
39
|
34
|
32
|
38
|
36
|
34
|
38
|
38
|
51
|
35
|
36
|
38
|
|
|
2023/05
|
52
|
51
|
71
|
44
|
44
|
45
|
41
|
33
|
25
|
38
|
35
|
31
|
30
|
31
|
32
|
41
|
37
|
33
|
31
|
156
|
49
|
54
|
42
|
41
|
62
|
45
|
39
|
42
|
39
|
40
|
37
|
|
2023/04
|
32
|
33
|
30
|
87
|
153
|
59
|
73
|
59
|
50
|
65
|
89
|
71
|
63
|
100
|
45
|
36
|
62
|
63
|
156
|
498
|
348
|
62
|
33
|
63
|
41
|
36
|
86
|
57
|
35
|
39
|
|
|
2023/03
|
44
|
34
|
27
|
24
|
23
|
31
|
35
|
39
|
27
|
28
|
71
|
30
|
23
|
43
|
93
|
74
|
60
|
63
|
45
|
51
|
131
|
500
|
121
|
64
|
43
|
47
|
43
|
41
|
49
|
36
|
29
|
|
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