Air Quality
Excellent
No health implications.
5
PM2.5
18
PM10
90
O3
0.6
CO
6
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jan
48
Excellent
Tue
28 Jan
57
Good
Wed
29 Jan
70
Good
Thu
30 Jan
61
Good
Fri
31 Jan
61
Good
Sat
1 Feb
66
Good
Sun
2 Feb
38
Excellent
Air quality in the last 12 months (Bao'an)
|
2024/12
|
59
|
66
|
57
|
46
|
58
|
64
|
57
|
39
|
51
|
47
|
57
|
38
|
40
|
57
|
49
|
49
|
64
|
55
|
58
|
63
|
58
|
58
|
65
|
66
|
65
|
56
|
65
|
62
|
76
|
76
|
81
|
|
2024/11
|
32
|
30
|
53
|
54
|
50
|
57
|
48
|
46
|
49
|
52
|
55
|
55
|
47
|
16
|
15
|
30
|
27
|
34
|
20
|
12
|
20
|
32
|
41
|
51
|
42
|
21
|
36
|
41
|
40
|
56
|
|
|
2024/10
|
35
|
22
|
40
|
41
|
47
|
51
|
46
|
52
|
51
|
45
|
42
|
50
|
41
|
32
|
32
|
30
|
31
|
32
|
50
|
27
|
46
|
37
|
29
|
42
|
47
|
49
|
50
|
27
|
34
|
44
|
44
|
|
2024/09
|
24
|
33
|
48
|
32
|
25
|
10
|
22
|
16
|
19
|
33
|
39
|
40
|
45
|
36
|
37
|
21
|
28
|
24
|
37
|
39
|
18
|
22
|
17
|
17
|
24
|
34
|
34
|
46
|
31
|
39
|
|
|
2024/08
|
30
|
34
|
29
|
33
|
44
|
42
|
39
|
25
|
24
|
25
|
29
|
20
|
23
|
22
|
21
|
19
|
21
|
20
|
20
|
22
|
19
|
23
|
28
|
26
|
20
|
30
|
29
|
42
|
38
|
36
|
16
|
|
2024/07
|
29
|
26
|
14
|
18
|
22
|
14
|
16
|
20
|
16
|
12
|
12
|
15
|
15
|
16
|
14
|
16
|
16
|
15
|
20
|
21
|
18
|
16
|
21
|
28
|
40
|
27
|
23
|
11
|
13
|
12
|
20
|
|
2024/06
|
16
|
33
|
17
|
22
|
25
|
33
|
14
|
14
|
18
|
16
|
22
|
28
|
32
|
31
|
21
|
32
|
22
|
26
|
23
|
18
|
21
|
25
|
11
|
14
|
18
|
19
|
18
|
17
|
16
|
25
|
|
|
2024/05
|
27
|
30
|
33
|
23
|
33
|
31
|
41
|
41
|
37
|
39
|
39
|
44
|
38
|
29
|
45
|
44
|
53
|
39
|
35
|
17
|
20
|
39
|
16
|
16
|
28
|
24
|
22
|
25
|
29
|
25
|
18
|
|
2024/04
|
53
|
46
|
19
|
25
|
38
|
28
|
30
|
45
|
26
|
37
|
49
|
48
|
52
|
35
|
37
|
33
|
34
|
29
|
30
|
34
|
25
|
39
|
36
|
49
|
23
|
35
|
39
|
23
|
31
|
34
|
|
|
2024/03
|
19
|
30
|
43
|
34
|
42
|
46
|
46
|
43
|
58
|
27
|
28
|
23
|
66
|
67
|
70
|
55
|
47
|
47
|
27
|
59
|
56
|
52
|
46
|
36
|
35
|
63
|
28
|
44
|
56
|
36
|
32
|
|
2024/02
|
30
|
29
|
25
|
24
|
26
|
26
|
23
|
17
|
22
|
71
|
75
|
41
|
50
|
47
|
40
|
42
|
27
|
32
|
30
|
24
|
28
|
35
|
44
|
35
|
29
|
46
|
39
|
61
|
55
|
||
|
2024/01
|
62
|
65
|
49
|
49
|
58
|
100
|
64
|
62
|
59
|
40
|
51
|
71
|
50
|
51
|
50
|
50
|
43
|
48
|
40
|
45
|
38
|
34
|
33
|
43
|
50
|
56
|
62
|
39
|
54
|
69
|
32
|
|
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