Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
21
PM2.5
58
*
PM10
102
O3
0.4
CO
8
SO2
5
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
23 Feb
54
Good
Mon
24 Feb
54
Good
Tue
25 Feb
58
Good
Wed
26 Feb
49
Excellent
Thu
27 Feb
55
Good
Fri
28 Feb
62
Good
Sat
1 Mar
38
Excellent
Real-time AQI (Monitoring Station in Haibei Prefecture)
海晏县西海镇
5421
PM2.5
58 *
PM10
102
O3
0.4
CO
8
SO2
5
NO2
Air quality in the last 12 months (Haibei Prefecture)
|
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
|
|
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
|
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6
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7
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8
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9
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10
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11
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12
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13
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14
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15
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16
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17
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18
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19
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20
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21
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22
|
23
|
24
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25
|
26
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27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution