Air Quality
Excellent
No health implications.
7
PM2.5
16
PM10
39
O3
0.5
CO
4
SO2
26
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Feb
87
Good
Mon
9 Feb
117
Light
Tue
10 Feb
138
Light
Wed
11 Feb
144
Light
Thu
12 Feb
154
Moderate
Fri
13 Feb
27
Excellent
Sat
14 Feb
41
Excellent
Air quality in the last 12 months (Beichen)
|
2026/01
|
51
|
76
|
139
|
197
|
130
|
156
|
17
|
77
|
103
|
37
|
36
|
82
|
49
|
67
|
137
|
83
|
43
|
49
|
30
|
27
|
35
|
98
|
98
|
160
|
69
|
71
|
81
|
58
|
71
|
69
|
66
|
|
2025/12
|
49
|
25
|
45
|
41
|
69
|
150
|
93
|
31
|
85
|
132
|
71
|
39
|
46
|
90
|
137
|
118
|
131
|
184
|
216
|
16
|
29
|
62
|
49
|
35
|
27
|
60
|
97
|
208
|
52
|
46
|
25
|
|
2025/11
|
58
|
17
|
49
|
119
|
167
|
135
|
50
|
81
|
48
|
85
|
146
|
147
|
28
|
93
|
130
|
47
|
25
|
48
|
71
|
39
|
90
|
103
|
123
|
75
|
35
|
87
|
34
|
106
|
139
|
128
|
|
|
2025/10
|
73
|
46
|
38
|
58
|
42
|
16
|
54
|
31
|
12
|
16
|
22
|
47
|
61
|
50
|
75
|
53
|
37
|
17
|
22
|
26
|
41
|
68
|
72
|
100
|
138
|
60
|
50
|
162
|
192
|
142
|
68
|
|
2025/09
|
41
|
44
|
49
|
56
|
53
|
29
|
46
|
47
|
49
|
42
|
62
|
73
|
64
|
51
|
53
|
32
|
26
|
36
|
45
|
49
|
66
|
38
|
50
|
52
|
65
|
57
|
62
|
53
|
66
|
80
|
|
|
2025/08
|
50
|
45
|
32
|
34
|
36
|
53
|
33
|
28
|
31
|
35
|
38
|
39
|
27
|
40
|
44
|
20
|
36
|
29
|
28
|
29
|
20
|
26
|
33
|
20
|
25
|
43
|
38
|
13
|
45
|
21
|
33
|
|
2025/07
|
33
|
33
|
23
|
40
|
32
|
17
|
34
|
32
|
47
|
52
|
56
|
52
|
25
|
32
|
37
|
25
|
27
|
44
|
32
|
37
|
38
|
39
|
25
|
33
|
40
|
40
|
42
|
43
|
13
|
28
|
39
|
|
2025/06
|
71
|
48
|
21
|
30
|
59
|
66
|
52
|
48
|
53
|
36
|
55
|
71
|
69
|
55
|
20
|
16
|
47
|
57
|
37
|
33
|
43
|
49
|
61
|
68
|
53
|
57
|
48
|
54
|
66
|
32
|
|
|
2025/05
|
42
|
55
|
31
|
60
|
68
|
34
|
62
|
84
|
35
|
29
|
65
|
65
|
68
|
41
|
32
|
79
|
45
|
60
|
85
|
99
|
70
|
74
|
60
|
47
|
58
|
75
|
73
|
66
|
66
|
68
|
71
|
|
2025/04
|
58
|
22
|
58
|
75
|
28
|
78
|
65
|
50
|
58
|
79
|
103
|
139
|
76
|
53
|
61
|
99
|
70
|
51
|
47
|
68
|
98
|
37
|
64
|
38
|
61
|
91
|
50
|
59
|
60
|
71
|
|
|
2025/03
|
210
|
70
|
34
|
56
|
85
|
36
|
59
|
128
|
129
|
120
|
142
|
86
|
108
|
67
|
54
|
26
|
36
|
32
|
56
|
51
|
44
|
68
|
123
|
99
|
59
|
93
|
62
|
46
|
26
|
51
|
72
|
|
2025/02
|
64
|
61
|
15
|
22
|
30
|
62
|
35
|
22
|
39
|
96
|
129
|
75
|
134
|
111
|
135
|
39
|
22
|
51
|
46
|
49
|
42
|
47
|
30
|
73
|
64
|
74
|
144
|
205
|
|||
|
1
|
2
|
3
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4
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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