Air Quality
Excellent
No health implications.
21
PM2.5
30
PM10
57
O3
0.5
CO
7
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Mar
50
Excellent
Wed
19 Mar
61
Good
Thu
20 Mar
71
Good
Fri
21 Mar
70
Good
Sat
22 Mar
73
Good
Sun
23 Mar
75
Good
Mon
24 Mar
59
Good
Air quality in the last 12 months (Beibei)
|
2025/02
|
89
|
55
|
36
|
39
|
59
|
40
|
39
|
43
|
57
|
65
|
85
|
83
|
48
|
49
|
44
|
50
|
52
|
41
|
53
|
47
|
46
|
46
|
43
|
51
|
68
|
66
|
61
|
68
|
|||
|
2025/01
|
115
|
165
|
165
|
131
|
81
|
102
|
73
|
45
|
46
|
40
|
53
|
57
|
90
|
120
|
83
|
91
|
99
|
110
|
105
|
98
|
135
|
176
|
212
|
89
|
32
|
45
|
54
|
80
|
203
|
177
|
99
|
|
2024/12
|
77
|
83
|
93
|
72
|
33
|
39
|
40
|
36
|
43
|
56
|
64
|
50
|
47
|
53
|
59
|
62
|
82
|
104
|
86
|
77
|
103
|
70
|
64
|
91
|
114
|
106
|
96
|
100
|
102
|
105
|
103
|
|
2024/11
|
54
|
55
|
64
|
62
|
39
|
46
|
79
|
82
|
44
|
43
|
61
|
61
|
52
|
48
|
47
|
34
|
24
|
23
|
19
|
31
|
51
|
43
|
37
|
30
|
26
|
42
|
46
|
48
|
62
|
71
|
|
|
2024/10
|
20
|
28
|
35
|
45
|
59
|
55
|
45
|
49
|
66
|
89
|
68
|
35
|
45
|
46
|
50
|
59
|
25
|
30
|
35
|
16
|
19
|
26
|
40
|
52
|
64
|
70
|
42
|
54
|
69
|
104
|
103
|
|
2024/09
|
40
|
40
|
24
|
23
|
35
|
36
|
41
|
36
|
24
|
27
|
37
|
36
|
36
|
48
|
27
|
27
|
29
|
37
|
40
|
43
|
34
|
40
|
31
|
47
|
63
|
82
|
53
|
42
|
36
|
17
|
|
|
2024/08
|
23
|
22
|
19
|
21
|
33
|
23
|
23
|
25
|
29
|
37
|
54
|
64
|
55
|
55
|
45
|
48
|
41
|
52
|
43
|
43
|
41
|
33
|
26
|
22
|
23
|
25
|
35
|
31
|
28
|
25
|
24
|
|
2024/07
|
31
|
31
|
29
|
34
|
22
|
29
|
23
|
30
|
36
|
26
|
19
|
25
|
30
|
18
|
21
|
20
|
26
|
36
|
21
|
23
|
20
|
26
|
21
|
23
|
61
|
53
|
37
|
31
|
32
|
34
|
31
|
|
2024/06
|
58
|
34
|
36
|
28
|
31
|
28
|
29
|
33
|
33
|
36
|
36
|
36
|
48
|
52
|
51
|
45
|
29
|
28
|
24
|
27
|
22
|
38
|
38
|
37
|
39
|
39
|
20
|
19
|
34
|
36
|
|
|
2024/05
|
36
|
32
|
29
|
39
|
43
|
47
|
73
|
65
|
52
|
37
|
44
|
53
|
48
|
53
|
36
|
51
|
51
|
46
|
48
|
27
|
23
|
32
|
35
|
34
|
37
|
28
|
40
|
39
|
32
|
38
|
50
|
|
2024/04
|
50
|
42
|
35
|
25
|
25
|
30
|
33
|
35
|
37
|
56
|
50
|
40
|
43
|
52
|
66
|
36
|
42
|
33
|
31
|
46
|
45
|
37
|
41
|
45
|
42
|
43
|
56
|
38
|
27
|
27
|
|
|
2024/03
|
64
|
53
|
63
|
82
|
103
|
89
|
73
|
83
|
75
|
86
|
81
|
71
|
76
|
76
|
58
|
62
|
76
|
34
|
47
|
60
|
70
|
72
|
85
|
65
|
30
|
34
|
38
|
51
|
50
|
58
|
50
|
|
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