Air Quality
Excellent
No health implications.
14
PM2.5
50
PM10
89
O3
0.2
CO
6
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 May
44
Excellent
Sun
18 May
63
Good
Mon
19 May
61
Good
Tue
20 May
65
Good
Wed
21 May
64
Good
Thu
22 May
68
Good
Fri
23 May
46
Excellent
Air quality in the last 12 months (Beipiao)
|
2025/02
|
83
|
71
|
32
|
26
|
34
|
56
|
54
|
32
|
52
|
76
|
98
|
51
|
73
|
68
|
87
|
38
|
23
|
26
|
35
|
37
|
31
|
36
|
42
|
62
|
61
|
65
|
112
|
169
|
|||
|
2025/01
|
45
|
36
|
52
|
76
|
78
|
57
|
34
|
31
|
31
|
53
|
72
|
81
|
78
|
38
|
38
|
57
|
77
|
92
|
55
|
76
|
58
|
63
|
106
|
129
|
119
|
97
|
43
|
53
|
237
|
57
|
93
|
|
2024/12
|
69
|
28
|
46
|
42
|
44
|
30
|
38
|
51
|
83
|
58
|
48
|
80
|
56
|
43
|
38
|
59
|
31
|
47
|
66
|
50
|
34
|
49
|
59
|
88
|
76
|
32
|
29
|
43
|
91
|
68
|
46
|
|
2024/11
|
58
|
49
|
57
|
28
|
41
|
49
|
101
|
154
|
83
|
60
|
51
|
55
|
62
|
58
|
57
|
29
|
29
|
35
|
67
|
78
|
54
|
45
|
70
|
144
|
68
|
21
|
32
|
43
|
54
|
60
|
|
|
2024/10
|
22
|
27
|
32
|
42
|
61
|
25
|
31
|
36
|
62
|
31
|
40
|
40
|
60
|
58
|
21
|
43
|
70
|
46
|
19
|
34
|
38
|
30
|
39
|
49
|
86
|
48
|
30
|
60
|
71
|
34
|
74
|
|
2024/09
|
20
|
33
|
28
|
32
|
16
|
29
|
23
|
27
|
40
|
23
|
41
|
33
|
34
|
11
|
30
|
37
|
25
|
34
|
42
|
9
|
14
|
25
|
29
|
44
|
35
|
33
|
40
|
54
|
39
|
16
|
|
|
2024/08
|
28
|
18
|
39
|
27
|
26
|
28
|
35
|
40
|
41
|
25
|
44
|
23
|
14
|
21
|
24
|
32
|
40
|
36
|
26
|
13
|
16
|
19
|
20
|
30
|
22
|
26
|
23
|
28
|
36
|
36
|
25
|
|
2024/07
|
49
|
54
|
29
|
34
|
52
|
66
|
27
|
56
|
57
|
57
|
64
|
79
|
57
|
44
|
38
|
29
|
33
|
42
|
43
|
46
|
56
|
35
|
35
|
26
|
23
|
13
|
20
|
25
|
41
|
37
|
23
|
|
2024/06
|
24
|
31
|
34
|
42
|
42
|
43
|
46
|
30
|
41
|
47
|
55
|
62
|
36
|
30
|
17
|
29
|
45
|
55
|
47
|
26
|
34
|
96
|
73
|
14
|
22
|
38
|
60
|
44
|
33
|
34
|
|
|
2024/05
|
37
|
37
|
49
|
47
|
54
|
52
|
50
|
57
|
52
|
65
|
64
|
31
|
40
|
42
|
25
|
39
|
57
|
58
|
31
|
20
|
45
|
59
|
36
|
27
|
49
|
40
|
22
|
33
|
54
|
39
|
15
|
|
2024/04
|
54
|
59
|
31
|
38
|
75
|
68
|
60
|
52
|
56
|
69
|
91
|
113
|
60
|
39
|
131
|
38
|
58
|
48
|
32
|
58
|
72
|
58
|
24
|
26
|
61
|
55
|
28
|
13
|
30
|
33
|
|
|
2024/03
|
27
|
50
|
44
|
68
|
41
|
41
|
54
|
36
|
70
|
125
|
77
|
46
|
62
|
73
|
61
|
200
|
54
|
47
|
20
|
27
|
64
|
69
|
67
|
20
|
29
|
59
|
108
|
232
|
79
|
58
|
61
|
|
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