Air Quality
Excellent
No health implications.
22
PM2.5
30
PM10
99
O3
0.4
CO
9
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 May
69
Good
Mon
18 May
59
Good
Tue
19 May
65
Good
Wed
20 May
64
Good
Thu
21 May
64
Good
Fri
22 May
18
Excellent
Sat
23 May
31
Excellent
Air quality in the last 12 months (Beipiao)
|
2026/04
|
51
|
61
|
94
|
31
|
39
|
29
|
28
|
73
|
45
|
37
|
57
|
57
|
31
|
45
|
66
|
80
|
58
|
82
|
76
|
190
|
58
|
40
|
56
|
62
|
65
|
32
|
35
|
28
|
34
|
48
|
|
|
2026/03
|
47
|
64
|
122
|
44
|
34
|
29
|
37
|
54
|
31
|
63
|
62
|
58
|
84
|
36
|
66
|
49
|
99
|
38
|
47
|
46
|
91
|
155
|
103
|
118
|
101
|
68
|
40
|
68
|
46
|
38
|
49
|
|
2026/02
|
63
|
43
|
68
|
65
|
74
|
34
|
50
|
37
|
69
|
80
|
62
|
104
|
130
|
101
|
53
|
69
|
181
|
21
|
66
|
100
|
162
|
89
|
34
|
59
|
92
|
39
|
36
|
32
|
|||
|
2026/01
|
66
|
85
|
102
|
86
|
51
|
60
|
42
|
60
|
82
|
36
|
25
|
52
|
34
|
95
|
61
|
30
|
36
|
32
|
37
|
47
|
50
|
54
|
61
|
53
|
38
|
67
|
29
|
54
|
59
|
62
|
73
|
|
2025/12
|
38
|
26
|
42
|
52
|
51
|
76
|
60
|
45
|
61
|
70
|
32
|
59
|
89
|
84
|
96
|
60
|
83
|
122
|
102
|
27
|
33
|
61
|
56
|
45
|
33
|
55
|
89
|
92
|
43
|
42
|
42
|
|
2025/11
|
66
|
30
|
60
|
57
|
113
|
50
|
49
|
90
|
36
|
41
|
48
|
78
|
44
|
83
|
119
|
52
|
36
|
56
|
61
|
40
|
64
|
70
|
110
|
120
|
30
|
55
|
37
|
74
|
67
|
40
|
|
|
2025/10
|
51
|
58
|
46
|
40
|
19
|
18
|
35
|
17
|
20
|
30
|
43
|
26
|
46
|
69
|
46
|
26
|
27
|
17
|
21
|
24
|
36
|
42
|
46
|
66
|
73
|
35
|
41
|
58
|
117
|
49
|
66
|
|
2025/09
|
36
|
32
|
45
|
53
|
49
|
28
|
25
|
24
|
30
|
30
|
49
|
39
|
36
|
31
|
22
|
25
|
18
|
23
|
37
|
34
|
36
|
34
|
36
|
26
|
31
|
40
|
58
|
48
|
37
|
48
|
|
|
2025/08
|
36
|
39
|
38
|
16
|
21
|
16
|
18
|
25
|
22
|
27
|
33
|
35
|
24
|
27
|
36
|
29
|
18
|
30
|
41
|
29
|
34
|
19
|
34
|
17
|
21
|
21
|
28
|
12
|
30
|
41
|
40
|
|
2025/07
|
38
|
31
|
21
|
31
|
44
|
19
|
29
|
36
|
29
|
32
|
35
|
35
|
16
|
23
|
30
|
20
|
14
|
18
|
36
|
21
|
21
|
32
|
24
|
24
|
33
|
34
|
35
|
27
|
22
|
17
|
28
|
|
2025/06
|
27
|
43
|
30
|
17
|
34
|
26
|
20
|
38
|
31
|
18
|
34
|
45
|
30
|
37
|
29
|
16
|
23
|
37
|
36
|
19
|
22
|
29
|
42
|
48
|
41
|
49
|
42
|
20
|
38
|
31
|
|
|
2025/05
|
42
|
33
|
37
|
27
|
41
|
37
|
50
|
62
|
30
|
37
|
55
|
73
|
70
|
54
|
53
|
53
|
33
|
26
|
50
|
62
|
65
|
72
|
26
|
46
|
35
|
48
|
69
|
81
|
46
|
70
|
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