Air Quality
Excellent
No health implications.
4
PM2.5
17
PM10
92
O3
0.2
CO
3
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 Apr
49
Excellent
Thu
3 Apr
79
Good
Fri
4 Apr
49
Excellent
Sat
5 Apr
62
Good
Sun
6 Apr
75
Good
Mon
7 Apr
86
Good
Tue
8 Apr
31
Excellent
Air quality in the last 12 months (Fengtai)
|
2025/02
|
86
|
54
|
12
|
19
|
26
|
60
|
22
|
13
|
20
|
67
|
124
|
31
|
69
|
64
|
86
|
29
|
21
|
37
|
24
|
16
|
19
|
18
|
21
|
55
|
52
|
55
|
111
|
134
|
|||
|
2025/01
|
45
|
25
|
41
|
60
|
57
|
25
|
17
|
15
|
18
|
29
|
37
|
36
|
57
|
25
|
34
|
48
|
74
|
84
|
37
|
63
|
45
|
62
|
81
|
115
|
133
|
102
|
18
|
27
|
118
|
68
|
76
|
|
2024/12
|
59
|
15
|
46
|
50
|
21
|
31
|
14
|
33
|
57
|
42
|
41
|
73
|
28
|
30
|
35
|
43
|
19
|
17
|
53
|
44
|
18
|
33
|
53
|
76
|
66
|
29
|
19
|
40
|
67
|
71
|
53
|
|
2024/11
|
140
|
127
|
63
|
15
|
56
|
68
|
99
|
151
|
168
|
133
|
80
|
100
|
96
|
53
|
74
|
46
|
31
|
46
|
58
|
73
|
26
|
44
|
50
|
87
|
44
|
10
|
19
|
19
|
37
|
58
|
|
|
2024/10
|
9
|
21
|
37
|
66
|
83
|
88
|
26
|
30
|
87
|
19
|
55
|
86
|
122
|
118
|
40
|
47
|
59
|
48
|
11
|
41
|
53
|
24
|
45
|
63
|
153
|
207
|
27
|
52
|
102
|
119
|
180
|
|
2024/09
|
22
|
12
|
35
|
66
|
20
|
20
|
30
|
30
|
69
|
14
|
25
|
29
|
36
|
23
|
32
|
45
|
29
|
44
|
51
|
28
|
9
|
15
|
39
|
59
|
45
|
47
|
45
|
57
|
78
|
8
|
|
|
2024/08
|
18
|
34
|
29
|
28
|
13
|
37
|
46
|
35
|
45
|
21
|
23
|
7
|
15
|
25
|
47
|
41
|
37
|
21
|
24
|
14
|
15
|
24
|
38
|
26
|
33
|
14
|
16
|
30
|
42
|
51
|
56
|
|
2024/07
|
26
|
36
|
40
|
64
|
71
|
32
|
35
|
32
|
65
|
72
|
76
|
47
|
55
|
78
|
51
|
38
|
17
|
29
|
49
|
31
|
47
|
29
|
53
|
41
|
18
|
20
|
26
|
24
|
39
|
12
|
25
|
|
2024/06
|
39
|
44
|
53
|
55
|
61
|
63
|
53
|
46
|
40
|
45
|
36
|
51
|
56
|
33
|
24
|
57
|
67
|
67
|
67
|
60
|
49
|
80
|
146
|
21
|
35
|
64
|
62
|
60
|
60
|
41
|
|
|
2024/05
|
50
|
64
|
64
|
77
|
86
|
67
|
60
|
69
|
71
|
96
|
105
|
42
|
58
|
63
|
30
|
61
|
69
|
82
|
61
|
24
|
45
|
76
|
68
|
34
|
26
|
20
|
39
|
56
|
67
|
43
|
14
|
|
2024/04
|
79
|
79
|
76
|
71
|
75
|
101
|
50
|
87
|
61
|
66
|
112
|
162
|
78
|
61
|
88
|
64
|
97
|
93
|
61
|
52
|
95
|
94
|
21
|
55
|
96
|
120
|
97
|
25
|
24
|
22
|
|
|
2024/03
|
39
|
86
|
57
|
58
|
75
|
58
|
64
|
24
|
66
|
118
|
77
|
63
|
71
|
70
|
113
|
122
|
44
|
116
|
89
|
59
|
93
|
74
|
89
|
83
|
86
|
112
|
153
|
218
|
107
|
55
|
86
|
|
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