Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
29
PM2.5
66
*
PM10
91
O3
0.2
CO
11
SO2
2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
1 Dec
75
Good
Tue
2 Dec
63
Good
Wed
3 Dec
48
Excellent
Thu
4 Dec
45
Excellent
Fri
5 Dec
49
Excellent
Sat
6 Dec
50
Excellent
Sun
7 Dec
22
Excellent
Real-time AQI (Monitoring Station in Haibei Prefecture)
海晏县西海镇
5829
PM2.5
66 *
PM10
91
O3
0.2
CO
11
SO2
2
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