Air Quality
Excellent
No health implications.
15
PM2.5
26
PM10
79
O3
0.7
CO
13
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Sep
75
Good
Thu
11 Sep
74
Good
Fri
12 Sep
61
Good
Sat
13 Sep
75
Good
Sun
14 Sep
71
Good
Mon
15 Sep
59
Good
Tue
16 Sep
19
Excellent
Air quality in the last 12 months (Beizhen)
|
2025/08
|
36
|
30
|
25
|
15
|
23
|
16
|
21
|
24
|
23
|
19
|
32
|
36
|
21
|
34
|
38
|
25
|
18
|
33
|
44
|
30
|
38
|
19
|
35
|
15
|
15
|
20
|
32
|
12
|
27
|
38
|
36
|
|
2025/07
|
32
|
31
|
14
|
31
|
39
|
19
|
31
|
41
|
27
|
29
|
39
|
34
|
17
|
20
|
23
|
23
|
16
|
16
|
26
|
16
|
24
|
33
|
21
|
20
|
31
|
34
|
37
|
30
|
20
|
14
|
30
|
|
2025/06
|
22
|
51
|
40
|
17
|
41
|
37
|
16
|
40
|
33
|
19
|
42
|
48
|
32
|
34
|
32
|
20
|
26
|
42
|
33
|
25
|
22
|
30
|
53
|
47
|
44
|
40
|
39
|
28
|
47
|
26
|
|
|
2025/05
|
39
|
35
|
41
|
27
|
27
|
38
|
46
|
65
|
33
|
38
|
66
|
74
|
62
|
61
|
65
|
50
|
30
|
30
|
57
|
64
|
63
|
76
|
31
|
50
|
33
|
50
|
60
|
54
|
46
|
60
|
51
|
|
2025/04
|
85
|
38
|
60
|
58
|
43
|
57
|
89
|
40
|
49
|
60
|
66
|
36
|
16
|
20
|
43
|
69
|
76
|
20
|
30
|
49
|
39
|
23
|
50
|
59
|
43
|
69
|
35
|
42
|
71
|
57
|
|
|
2025/03
|
127
|
43
|
36
|
61
|
90
|
50
|
77
|
80
|
155
|
113
|
97
|
93
|
53
|
46
|
42
|
39
|
57
|
31
|
58
|
84
|
59
|
71
|
162
|
63
|
108
|
123
|
52
|
30
|
25
|
30
|
64
|
|
2025/02
|
81
|
91
|
39
|
28
|
41
|
63
|
63
|
41
|
41
|
73
|
90
|
42
|
71
|
91
|
115
|
50
|
28
|
29
|
38
|
38
|
38
|
36
|
38
|
68
|
71
|
75
|
134
|
195
|
|||
|
2025/01
|
44
|
35
|
57
|
95
|
96
|
64
|
36
|
35
|
34
|
48
|
86
|
105
|
90
|
45
|
37
|
64
|
75
|
104
|
55
|
82
|
51
|
59
|
124
|
117
|
85
|
109
|
67
|
53
|
98
|
49
|
68
|
|
2024/12
|
69
|
22
|
41
|
39
|
54
|
24
|
33
|
45
|
83
|
46
|
41
|
68
|
44
|
42
|
33
|
49
|
29
|
43
|
65
|
67
|
35
|
47
|
36
|
69
|
94
|
38
|
37
|
42
|
79
|
80
|
45
|
|
2024/11
|
62
|
58
|
64
|
24
|
37
|
47
|
87
|
102
|
66
|
48
|
46
|
61
|
69
|
31
|
56
|
26
|
19
|
19
|
61
|
84
|
55
|
37
|
77
|
127
|
63
|
25
|
41
|
48
|
57
|
68
|
|
|
2024/10
|
22
|
25
|
30
|
50
|
63
|
39
|
36
|
50
|
52
|
28
|
41
|
43
|
61
|
42
|
23
|
45
|
54
|
44
|
27
|
39
|
37
|
24
|
30
|
52
|
100
|
62
|
27
|
64
|
80
|
39
|
73
|
|
2024/09
|
20
|
18
|
34
|
29
|
16
|
28
|
31
|
41
|
38
|
20
|
37
|
32
|
37
|
13
|
25
|
42
|
33
|
28
|
46
|
10
|
14
|
21
|
38
|
46
|
27
|
40
|
47
|
56
|
42
|
13
|
|
|
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