Air Quality
Excellent
No health implications.
3
PM2.5
11
PM10
58
O3
0.1
CO
2
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Jan
27
Excellent
Thu
9 Jan
31
Excellent
Fri
10 Jan
51
Good
Sat
11 Jan
80
Good
Sun
12 Jan
49
Excellent
Mon
13 Jan
36
Excellent
Tue
14 Jan
22
Excellent
Air quality in the last 12 months (Dongcheng)
|
2024/12
|
56
|
14
|
38
|
36
|
17
|
25
|
17
|
29
|
48
|
33
|
35
|
69
|
30
|
26
|
33
|
34
|
18
|
17
|
43
|
39
|
20
|
27
|
41
|
75
|
70
|
29
|
21
|
39
|
63
|
70
|
48
|
|
2024/11
|
159
|
159
|
70
|
11
|
42
|
61
|
105
|
150
|
163
|
135
|
84
|
104
|
86
|
55
|
81
|
44
|
31
|
44
|
57
|
72
|
25
|
34
|
51
|
90
|
45
|
11
|
17
|
20
|
31
|
48
|
|
|
2024/10
|
8
|
14
|
31
|
64
|
86
|
87
|
22
|
28
|
93
|
19
|
58
|
93
|
127
|
148
|
46
|
47
|
60
|
42
|
8
|
35
|
55
|
24
|
45
|
73
|
175
|
231
|
22
|
45
|
106
|
132
|
141
|
|
2024/09
|
24
|
11
|
33
|
64
|
18
|
24
|
29
|
31
|
71
|
12
|
23
|
23
|
33
|
20
|
29
|
43
|
26
|
40
|
47
|
31
|
7
|
15
|
36
|
57
|
48
|
39
|
46
|
57
|
75
|
8
|
|
|
2024/08
|
18
|
37
|
35
|
30
|
13
|
37
|
50
|
32
|
54
|
23
|
20
|
8
|
14
|
26
|
48
|
49
|
40
|
27
|
25
|
14
|
14
|
22
|
45
|
25
|
33
|
15
|
16
|
29
|
40
|
51
|
52
|
|
2024/07
|
26
|
41
|
38
|
67
|
83
|
31
|
34
|
34
|
68
|
75
|
77
|
50
|
57
|
84
|
56
|
40
|
18
|
26
|
49
|
33
|
44
|
31
|
58
|
40
|
22
|
22
|
29
|
27
|
39
|
13
|
27
|
|
2024/06
|
34
|
43
|
55
|
55
|
61
|
65
|
52
|
50
|
45
|
53
|
39
|
51
|
55
|
33
|
27
|
50
|
65
|
62
|
67
|
66
|
47
|
94
|
160
|
21
|
34
|
64
|
61
|
59
|
63
|
46
|
|
|
2024/05
|
46
|
64
|
63
|
77
|
92
|
61
|
51
|
73
|
74
|
95
|
123
|
41
|
58
|
63
|
30
|
61
|
74
|
82
|
58
|
26
|
44
|
82
|
66
|
36
|
27
|
21
|
36
|
53
|
65
|
42
|
13
|
|
2024/04
|
79
|
82
|
72
|
69
|
73
|
102
|
44
|
88
|
62
|
69
|
121
|
164
|
83
|
62
|
95
|
61
|
93
|
93
|
65
|
50
|
92
|
98
|
19
|
55
|
102
|
119
|
93
|
26
|
26
|
26
|
|
|
2024/03
|
38
|
82
|
54
|
55
|
80
|
54
|
67
|
21
|
64
|
121
|
81
|
48
|
66
|
61
|
113
|
127
|
39
|
111
|
86
|
55
|
85
|
66
|
92
|
81
|
86
|
116
|
152
|
207
|
100
|
47
|
85
|
|
2024/02
|
40
|
69
|
90
|
122
|
100
|
58
|
29
|
34
|
56
|
37
|
87
|
126
|
162
|
69
|
27
|
68
|
94
|
94
|
34
|
26
|
25
|
22
|
41
|
66
|
51
|
80
|
75
|
72
|
28
|
||
|
2024/01
|
108
|
127
|
35
|
82
|
42
|
20
|
26
|
66
|
49
|
54
|
103
|
136
|
77
|
27
|
39
|
82
|
127
|
95
|
62
|
57
|
25
|
20
|
20
|
29
|
26
|
39
|
37
|
52
|
94
|
133
|
68
|
|
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