Air Quality
Excellent
No health implications.
3
PM2.5
20
PM10
80
O3
0.2
CO
5
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Feb
48
Excellent
Thu
6 Feb
56
Good
Fri
7 Feb
44
Excellent
Sat
8 Feb
48
Excellent
Sun
9 Feb
66
Good
Mon
10 Feb
73
Good
Tue
11 Feb
22
Excellent
Air quality in the last 12 months (Baodi)
|
2024/12
|
94
|
10
|
44
|
45
|
39
|
31
|
17
|
23
|
54
|
59
|
49
|
84
|
38
|
32
|
48
|
47
|
35
|
19
|
63
|
54
|
22
|
25
|
49
|
94
|
88
|
27
|
21
|
45
|
92
|
81
|
57
|
|
2024/11
|
139
|
97
|
60
|
18
|
60
|
67
|
104
|
106
|
123
|
101
|
60
|
79
|
53
|
39
|
57
|
46
|
29
|
45
|
65
|
90
|
44
|
41
|
56
|
102
|
61
|
9
|
18
|
22
|
41
|
57
|
|
|
2024/10
|
15
|
21
|
54
|
66
|
84
|
87
|
25
|
37
|
83
|
32
|
76
|
116
|
122
|
207
|
73
|
46
|
77
|
60
|
15
|
34
|
63
|
33
|
55
|
116
|
139
|
195
|
86
|
81
|
105
|
83
|
105
|
|
2024/09
|
21
|
15
|
35
|
48
|
33
|
31
|
31
|
47
|
72
|
37
|
16
|
26
|
43
|
41
|
30
|
56
|
56
|
47
|
48
|
29
|
11
|
20
|
49
|
62
|
66
|
37
|
42
|
69
|
55
|
11
|
|
|
2024/08
|
49
|
42
|
46
|
21
|
18
|
52
|
42
|
32
|
59
|
46
|
36
|
33
|
15
|
25
|
49
|
51
|
58
|
37
|
30
|
15
|
28
|
34
|
36
|
25
|
44
|
19
|
25
|
42
|
45
|
63
|
46
|
|
2024/07
|
27
|
41
|
31
|
75
|
99
|
25
|
64
|
30
|
64
|
67
|
86
|
86
|
70
|
91
|
58
|
52
|
26
|
27
|
43
|
34
|
42
|
27
|
65
|
54
|
21
|
21
|
29
|
26
|
40
|
17
|
27
|
|
2024/06
|
42
|
50
|
47
|
62
|
65
|
70
|
53
|
49
|
101
|
99
|
84
|
64
|
67
|
44
|
45
|
44
|
78
|
104
|
135
|
64
|
60
|
122
|
104
|
48
|
57
|
70
|
61
|
59
|
58
|
49
|
|
|
2024/05
|
52
|
70
|
67
|
73
|
80
|
72
|
75
|
92
|
77
|
93
|
219
|
49
|
68
|
81
|
33
|
64
|
74
|
81
|
51
|
29
|
39
|
101
|
56
|
35
|
31
|
24
|
41
|
61
|
67
|
55
|
20
|
|
2024/04
|
88
|
77
|
68
|
59
|
74
|
100
|
73
|
96
|
55
|
67
|
150
|
122
|
86
|
51
|
81
|
55
|
81
|
92
|
69
|
59
|
87
|
96
|
25
|
47
|
108
|
100
|
87
|
38
|
35
|
34
|
|
|
2024/03
|
32
|
94
|
68
|
69
|
89
|
101
|
52
|
20
|
71
|
121
|
143
|
87
|
89
|
137
|
111
|
143
|
46
|
103
|
101
|
51
|
82
|
67
|
106
|
80
|
81
|
90
|
123
|
208
|
116
|
72
|
87
|
|
2024/02
|
54
|
106
|
135
|
106
|
123
|
86
|
37
|
45
|
153
|
58
|
108
|
222
|
260
|
196
|
35
|
83
|
100
|
100
|
27
|
38
|
26
|
28
|
48
|
99
|
97
|
86
|
72
|
105
|
43
|
||
|
2024/01
|
151
|
165
|
36
|
101
|
44
|
28
|
24
|
63
|
82
|
67
|
153
|
168
|
75
|
29
|
48
|
94
|
101
|
84
|
57
|
51
|
28
|
24
|
27
|
31
|
31
|
38
|
56
|
60
|
115
|
134
|
123
|
|
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