Air Quality
Excellent
No health implications.
12
PM2.5
31
PM10
71
O3
0.3
CO
10
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Nov
86
Good
Sun
16 Nov
134
Light
Mon
17 Nov
94
Good
Tue
18 Nov
53
Good
Wed
19 Nov
54
Good
Thu
20 Nov
49
Excellent
Fri
21 Nov
33
Excellent
Haibei Prefecture Air quality rank
Real-time AQI (Monitoring Station in Haibei Prefecture)
海晏县西海镇
3112
PM2.5
31
PM10
71
O3
0.3
CO
10
SO2
6
NO2
Air quality in the last 12 months (Haibei Prefecture)
|
2025/10
|
21
|
21
|
29
|
48
|
29
|
33
|
17
|
21
|
24
|
20
|
22
|
17
|
18
|
20
|
35
|
32
|
43
|
25
|
45
|
50
|
42
|
45
|
22
|
30
|
28
|
29
|
25
|
17
|
25
|
36
|
39
|
|
2025/09
|
30
|
23
|
43
|
38
|
37
|
50
|
43
|
34
|
37
|
47
|
35
|
26
|
33
|
49
|
57
|
104
|
39
|
29
|
36
|
36
|
27
|
35
|
50
|
37
|
31
|
41
|
29
|
25
|
37
|
44
|
|
|
2025/08
|
48
|
41
|
35
|
21
|
17
|
19
|
29
|
19
|
28
|
22
|
25
|
21
|
28
|
24
|
19
|
23
|
35
|
28
|
29
|
25
|
24
|
22
|
28
|
38
|
37
|
37
|
20
|
16
|
18
|
20
|
20
|
|
2025/07
|
24
|
18
|
28
|
17
|
20
|
25
|
34
|
37
|
27
|
46
|
39
|
37
|
41
|
42
|
53
|
29
|
19
|
23
|
21
|
22
|
24
|
30
|
29
|
28
|
28
|
30
|
30
|
26
|
23
|
29
|
61
|
|
2025/06
|
27
|
29
|
34
|
24
|
26
|
36
|
29
|
23
|
22
|
17
|
24
|
21
|
28
|
20
|
19
|
26
|
37
|
38
|
24
|
30
|
21
|
16
|
26
|
18
|
17
|
21
|
16
|
19
|
19
|
28
|
|
|
2025/05
|
26
|
32
|
124
|
112
|
39
|
66
|
76
|
49
|
30
|
17
|
13
|
32
|
47
|
31
|
22
|
28
|
35
|
34
|
27
|
32
|
29
|
44
|
24
|
32
|
20
|
29
|
25
|
26
|
58
|
45
|
47
|
|
2025/04
|
93
|
95
|
55
|
74
|
77
|
57
|
79
|
49
|
48
|
26
|
40
|
15
|
16
|
27
|
42
|
63
|
52
|
100
|
67
|
83
|
62
|
48
|
48
|
37
|
40
|
34
|
26
|
26
|
29
|
26
|
|
|
2025/03
|
55
|
51
|
40
|
27
|
52
|
76
|
64
|
35
|
32
|
30
|
52
|
102
|
66
|
53
|
52
|
44
|
44
|
48
|
46
|
52
|
49
|
56
|
44
|
33
|
19
|
94
|
200
|
55
|
70
|
91
|
93
|
|
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
|
|
|
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