Air Quality
Excellent
No health implications.
20
PM2.5
48
PM10
67
O3
0.6
CO
10
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Mar
76
Good
Mon
31 Mar
54
Good
Tue
1 Apr
58
Good
Wed
2 Apr
58
Good
Thu
3 Apr
52
Good
Fri
4 Apr
40
Excellent
Sat
5 Apr
47
Excellent
Real-time AQI (Monitoring Station in Haibei Prefecture)
海晏县西海镇
4820
PM2.5
48
PM10
67
O3
0.6
CO
10
SO2
10
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
Air quality source: CNEMC
*: primary pollution