Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
37
*
PM2.5
46
PM10
78
O3
0.5
CO
12
SO2
4
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
15 Jul
92
Good
Wed
16 Jul
90
Good
Thu
17 Jul
87
Good
Fri
18 Jul
95
Good
Sat
19 Jul
92
Good
Sun
20 Jul
29
Excellent
Mon
21 Jul
24
Excellent
Real-time AQI (Monitoring Station in Haibei Prefecture)
海晏县西海镇
5337 *
PM2.5
46
PM10
78
O3
0.5
CO
12
SO2
4
NO2
Air quality in the last 12 months (Haibei Prefecture)
|
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
|
|
|
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
|
|
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