Air Quality
Excellent
No health implications.
10
PM2.5
34
PM10
5
O3
0.7
CO
5
SO2
39
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Sep
87
Good
Fri
19 Sep
63
Good
Sat
20 Sep
43
Excellent
Sun
21 Sep
45
Excellent
Mon
22 Sep
53
Good
Tue
23 Sep
30
Excellent
Wed
24 Sep
43
Excellent
Air quality in the last 12 months (Bao'an)
|
2025/08
|
27
|
27
|
45
|
45
|
25
|
25
|
39
|
35
|
26
|
19
|
21
|
21
|
28
|
19
|
15
|
25
|
18
|
13
|
19
|
22
|
20
|
21
|
27
|
20
|
16
|
29
|
24
|
15
|
17
|
17
|
10
|
|
2025/07
|
14
|
19
|
29
|
32
|
34
|
26
|
43
|
12
|
30
|
22
|
21
|
23
|
32
|
26
|
25
|
30
|
36
|
30
|
34
|
9
|
15
|
20
|
22
|
32
|
39
|
41
|
34
|
33
|
30
|
36
|
22
|
|
2025/06
|
28
|
27
|
23
|
19
|
31
|
24
|
19
|
15
|
17
|
15
|
12
|
18
|
14
|
28
|
33
|
26
|
19
|
14
|
13
|
15
|
15
|
14
|
12
|
15
|
14
|
11
|
18
|
14
|
14
|
11
|
|
|
2025/05
|
45
|
45
|
38
|
29
|
25
|
24
|
23
|
43
|
35
|
38
|
35
|
45
|
40
|
25
|
21
|
17
|
16
|
19
|
21
|
21
|
25
|
21
|
20
|
25
|
50
|
38
|
42
|
30
|
26
|
17
|
28
|
|
2025/04
|
26
|
36
|
47
|
43
|
31
|
58
|
53
|
59
|
45
|
34
|
31
|
33
|
192
|
192
|
122
|
91
|
68
|
56
|
33
|
28
|
29
|
30
|
30
|
23
|
30
|
28
|
36
|
45
|
31
|
49
|
|
|
2025/03
|
35
|
32
|
27
|
25
|
30
|
13
|
26
|
36
|
45
|
43
|
44
|
41
|
34
|
28
|
23
|
12
|
50
|
45
|
55
|
53
|
59
|
58
|
56
|
54
|
53
|
38
|
34
|
32
|
15
|
10
|
12
|
|
2025/02
|
27
|
22
|
12
|
17
|
40
|
45
|
26
|
50
|
41
|
50
|
36
|
31
|
48
|
40
|
34
|
57
|
48
|
68
|
43
|
39
|
45
|
44
|
21
|
31
|
54
|
55
|
42
|
40
|
|||
|
2025/01
|
66
|
61
|
59
|
64
|
68
|
75
|
64
|
69
|
66
|
52
|
50
|
39
|
56
|
65
|
66
|
71
|
61
|
70
|
68
|
73
|
48
|
54
|
47
|
19
|
23
|
20
|
17
|
41
|
67
|
40
|
31
|
|
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
|
|
|
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