Air Quality
Excellent
No health implications.
25
PM2.5
34
PM10
40
O3
0.5
CO
5
SO2
35
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Dec
56
Good
Fri
27 Dec
57
Good
Sat
28 Dec
61
Good
Sun
29 Dec
98
Good
Mon
30 Dec
96
Good
Tue
31 Dec
74
Good
Wed
1 Jan
96
Good
Air quality in the last 12 months (Bei'an)
|
2024/11
|
62
|
62
|
56
|
30
|
46
|
59
|
97
|
120
|
195
|
121
|
215
|
88
|
144
|
256
|
205
|
63
|
23
|
30
|
76
|
101
|
118
|
26
|
47
|
96
|
109
|
62
|
29
|
44
|
28
|
38
|
|
|
2024/10
|
18
|
23
|
20
|
28
|
36
|
24
|
53
|
52
|
41
|
35
|
22
|
23
|
36
|
48
|
12
|
19
|
32
|
29
|
20
|
42
|
39
|
44
|
35
|
67
|
61
|
80
|
71
|
57
|
80
|
96
|
86
|
|
2024/09
|
13
|
16
|
16
|
24
|
12
|
15
|
18
|
16
|
27
|
23
|
14
|
22
|
12
|
17
|
20
|
21
|
20
|
18
|
15
|
15
|
16
|
20
|
23
|
23
|
18
|
21
|
26
|
20
|
32
|
18
|
|
|
2024/08
|
16
|
15
|
15
|
14
|
15
|
18
|
20
|
13
|
22
|
23
|
14
|
10
|
15
|
17
|
19
|
24
|
26
|
20
|
19
|
23
|
20
|
16
|
22
|
22
|
22
|
13
|
15
|
18
|
20
|
14
|
12
|
|
2024/07
|
42
|
47
|
56
|
53
|
49
|
63
|
91
|
88
|
73
|
82
|
84
|
82
|
92
|
74
|
56
|
44
|
21
|
20
|
20
|
20
|
10
|
13
|
12
|
10
|
14
|
14
|
10
|
12
|
12
|
14
|
16
|
|
2024/06
|
25
|
26
|
26
|
17
|
22
|
29
|
29
|
16
|
16
|
19
|
19
|
16
|
21
|
17
|
15
|
16
|
15
|
18
|
23
|
20
|
12
|
15
|
14
|
19
|
28
|
30
|
29
|
41
|
35
|
46
|
|
|
2024/05
|
42
|
42
|
44
|
64
|
52
|
35
|
31
|
52
|
20
|
25
|
22
|
34
|
24
|
17
|
13
|
18
|
33
|
22
|
24
|
26
|
36
|
34
|
13
|
18
|
22
|
23
|
27
|
36
|
15
|
17
|
27
|
|
2024/04
|
22
|
49
|
40
|
23
|
45
|
38
|
25
|
30
|
48
|
103
|
114
|
94
|
62
|
66
|
84
|
32
|
27
|
28
|
19
|
69
|
176
|
160
|
25
|
37
|
35
|
14
|
19
|
15
|
29
|
42
|
|
|
2024/03
|
33
|
29
|
39
|
35
|
35
|
37
|
43
|
24
|
33
|
54
|
44
|
48
|
48
|
46
|
26
|
29
|
22
|
25
|
30
|
29
|
30
|
32
|
51
|
19
|
29
|
53
|
58
|
183
|
28
|
24
|
19
|
|
2024/02
|
35
|
56
|
61
|
61
|
81
|
58
|
84
|
75
|
169
|
188
|
132
|
64
|
66
|
36
|
36
|
44
|
68
|
45
|
36
|
33
|
33
|
35
|
36
|
104
|
92
|
34
|
43
|
36
|
39
|
||
|
2024/01
|
57
|
101
|
104
|
61
|
39
|
82
|
44
|
53
|
65
|
57
|
53
|
42
|
73
|
40
|
30
|
54
|
65
|
39
|
51
|
29
|
25
|
31
|
50
|
33
|
85
|
158
|
125
|
154
|
58
|
52
|
39
|
|
2023/12
|
51
|
69
|
53
|
45
|
60
|
34
|
35
|
37
|
28
|
28
|
33
|
56
|
70
|
61
|
29
|
24
|
34
|
48
|
62
|
43
|
52
|
65
|
83
|
86
|
90
|
64
|
75
|
80
|
74
|
44
|
32
|
|
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