Air Quality
Excellent
No health implications.
17
PM2.5
25
PM10
62
O3
0.9
CO
8
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Dec
56
Good
Sat
28 Dec
57
Good
Sun
29 Dec
78
Good
Mon
30 Dec
86
Good
Tue
31 Dec
90
Good
Wed
1 Jan
21
Excellent
Thu
2 Jan
36
Excellent
Air quality in the last 12 months (Huanan)
|
2024/11
|
72
|
58
|
50
|
48
|
62
|
33
|
50
|
53
|
60
|
53
|
76
|
94
|
112
|
101
|
88
|
50
|
29
|
31
|
53
|
75
|
82
|
43
|
36
|
42
|
49
|
36
|
32
|
44
|
43
|
31
|
|
|
2024/10
|
17
|
33
|
28
|
46
|
54
|
43
|
40
|
57
|
54
|
52
|
35
|
33
|
49
|
60
|
31
|
37
|
52
|
42
|
36
|
37
|
47
|
39
|
50
|
52
|
72
|
61
|
45
|
59
|
59
|
57
|
60
|
|
2024/09
|
19
|
21
|
31
|
29
|
20
|
18
|
22
|
33
|
34
|
20
|
27
|
49
|
27
|
38
|
24
|
39
|
36
|
35
|
32
|
23
|
21
|
22
|
31
|
30
|
30
|
23
|
31
|
36
|
44
|
36
|
|
|
2024/08
|
15
|
17
|
18
|
20
|
24
|
19
|
25
|
26
|
27
|
28
|
18
|
23
|
17
|
28
|
29
|
37
|
32
|
40
|
19
|
21
|
26
|
19
|
24
|
22
|
26
|
26
|
26
|
27
|
33
|
31
|
24
|
|
2024/07
|
82
|
63
|
59
|
39
|
25
|
52
|
62
|
61
|
58
|
42
|
58
|
37
|
34
|
44
|
45
|
47
|
42
|
40
|
42
|
51
|
40
|
38
|
38
|
28
|
32
|
20
|
17
|
32
|
32
|
21
|
28
|
|
2024/06
|
20
|
17
|
25
|
20
|
30
|
31
|
32
|
29
|
22
|
19
|
30
|
21
|
20
|
17
|
18
|
15
|
16
|
19
|
27
|
26
|
19
|
17
|
14
|
15
|
16
|
20
|
24
|
51
|
50
|
60
|
|
|
2024/05
|
51
|
60
|
52
|
66
|
83
|
67
|
49
|
38
|
29
|
32
|
21
|
25
|
21
|
26
|
24
|
21
|
23
|
36
|
26
|
20
|
21
|
33
|
24
|
19
|
21
|
24
|
20
|
24
|
19
|
24
|
17
|
|
2024/04
|
28
|
32
|
46
|
29
|
32
|
59
|
24
|
26
|
43
|
48
|
76
|
70
|
51
|
78
|
80
|
53
|
32
|
43
|
44
|
70
|
136
|
115
|
123
|
65
|
63
|
55
|
51
|
55
|
54
|
46
|
|
|
2024/03
|
32
|
27
|
35
|
40
|
39
|
40
|
50
|
37
|
28
|
45
|
55
|
38
|
43
|
47
|
37
|
24
|
24
|
29
|
34
|
34
|
28
|
32
|
30
|
23
|
30
|
36
|
31
|
120
|
79
|
36
|
27
|
|
2024/02
|
38
|
55
|
68
|
70
|
67
|
86
|
85
|
75
|
84
|
121
|
100
|
66
|
64
|
37
|
35
|
37
|
40
|
33
|
36
|
31
|
31
|
31
|
33
|
39
|
52
|
45
|
44
|
51
|
43
|
||
|
2024/01
|
56
|
85
|
122
|
99
|
69
|
63
|
73
|
34
|
55
|
57
|
54
|
73
|
66
|
55
|
31
|
50
|
86
|
61
|
63
|
69
|
37
|
42
|
43
|
60
|
53
|
76
|
131
|
157
|
129
|
95
|
70
|
|
2023/12
|
48
|
65
|
57
|
34
|
63
|
52
|
33
|
40
|
40
|
32
|
40
|
56
|
57
|
54
|
51
|
29
|
33
|
50
|
76
|
54
|
54
|
56
|
65
|
112
|
73
|
70
|
65
|
102
|
101
|
72
|
43
|
|
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