Air Quality
Excellent
No health implications.
9
PM2.5
35
PM10
65
O3
0.3
CO
3
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Dec
55
Good
Sat
28 Dec
56
Good
Sun
29 Dec
69
Good
Mon
30 Dec
68
Good
Tue
31 Dec
72
Good
Wed
1 Jan
53
Good
Thu
2 Jan
42
Excellent
Air quality in the last 12 months (Longhua)
|
2024/11
|
99
|
78
|
44
|
26
|
34
|
36
|
66
|
111
|
107
|
78
|
54
|
55
|
56
|
59
|
53
|
41
|
29
|
38
|
57
|
56
|
29
|
31
|
49
|
79
|
57
|
20
|
25
|
21
|
27
|
30
|
|
|
2024/10
|
19
|
17
|
20
|
37
|
65
|
46
|
20
|
30
|
44
|
23
|
38
|
56
|
87
|
73
|
28
|
44
|
58
|
37
|
20
|
30
|
44
|
21
|
31
|
42
|
65
|
107
|
28
|
32
|
43
|
29
|
77
|
|
2024/09
|
22
|
18
|
27
|
35
|
23
|
25
|
23
|
33
|
35
|
20
|
34
|
29
|
26
|
17
|
21
|
25
|
22
|
24
|
44
|
18
|
17
|
19
|
22
|
41
|
38
|
25
|
40
|
41
|
50
|
13
|
|
|
2024/08
|
21
|
28
|
27
|
19
|
27
|
29
|
40
|
43
|
41
|
43
|
33
|
17
|
20
|
25
|
24
|
31
|
42
|
24
|
20
|
11
|
18
|
26
|
24
|
31
|
27
|
21
|
33
|
42
|
35
|
35
|
33
|
|
2024/07
|
28
|
32
|
23
|
26
|
35
|
38
|
26
|
43
|
60
|
50
|
55
|
44
|
43
|
46
|
47
|
37
|
17
|
19
|
28
|
28
|
36
|
22
|
37
|
46
|
18
|
17
|
24
|
25
|
31
|
19
|
16
|
|
2024/06
|
25
|
23
|
32
|
42
|
47
|
49
|
38
|
30
|
28
|
41
|
32
|
34
|
41
|
21
|
19
|
34
|
42
|
50
|
63
|
46
|
66
|
136
|
113
|
16
|
29
|
37
|
56
|
48
|
56
|
29
|
|
|
2024/05
|
33
|
44
|
54
|
58
|
66
|
47
|
42
|
48
|
65
|
136
|
139
|
26
|
34
|
41
|
20
|
38
|
54
|
58
|
49
|
23
|
40
|
53
|
67
|
25
|
25
|
23
|
28
|
33
|
61
|
36
|
14
|
|
2024/04
|
49
|
61
|
27
|
49
|
58
|
50
|
44
|
41
|
53
|
48
|
52
|
93
|
69
|
70
|
126
|
36
|
55
|
57
|
39
|
26
|
51
|
57
|
18
|
37
|
80
|
73
|
48
|
18
|
13
|
20
|
|
|
2024/03
|
29
|
38
|
22
|
49
|
63
|
30
|
37
|
23
|
46
|
68
|
59
|
28
|
42
|
43
|
76
|
128
|
24
|
76
|
37
|
21
|
58
|
49
|
47
|
52
|
47
|
67
|
135
|
218
|
75
|
43
|
38
|
|
2024/02
|
42
|
64
|
62
|
45
|
48
|
43
|
26
|
32
|
37
|
44
|
41
|
56
|
94
|
55
|
26
|
54
|
74
|
79
|
28
|
27
|
25
|
32
|
37
|
59
|
41
|
52
|
77
|
60
|
35
|
||
|
2024/01
|
66
|
71
|
34
|
47
|
40
|
28
|
39
|
57
|
61
|
46
|
54
|
58
|
67
|
27
|
50
|
71
|
90
|
69
|
34
|
28
|
26
|
23
|
23
|
24
|
26
|
37
|
37
|
39
|
50
|
103
|
45
|
|
2023/12
|
27
|
42
|
43
|
86
|
91
|
55
|
104
|
102
|
38
|
37
|
29
|
47
|
74
|
43
|
28
|
24
|
31
|
52
|
45
|
26
|
23
|
31
|
33
|
37
|
57
|
56
|
69
|
53
|
58
|
77
|
42
|
|
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