Air Quality
Excellent
No health implications.
19
PM2.5
30
PM10
113
O3
0.3
CO
8
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Apr
89
Good
Tue
30 Apr
79
Good
Wed
1 May
76
Good
Thu
2 May
79
Good
Fri
3 May
81
Good
Sat
4 May
68
Good
Sun
5 May
68
Good
Air quality in the last 12 months (Qiaojia)
|
2024/02
|
35
|
46
|
38
|
29
|
33
|
29
|
24
|
26
|
31
|
43
|
41
|
38
|
31
|
33
|
40
|
36
|
28
|
31
|
29
|
29
|
34
|
39
|
46
|
33
|
39
|
34
|
31
|
28
|
29
|
||
|
2024/01
|
45
|
35
|
39
|
43
|
44
|
49
|
49
|
49
|
51
|
47
|
48
|
69
|
79
|
84
|
77
|
36
|
35
|
37
|
43
|
55
|
49
|
27
|
38
|
37
|
33
|
26
|
31
|
31
|
33
|
39
|
29
|
|
2023/12
|
42
|
32
|
36
|
35
|
41
|
31
|
44
|
41
|
37
|
28
|
30
|
38
|
28
|
28
|
34
|
35
|
37
|
23
|
32
|
52
|
54
|
39
|
38
|
44
|
45
|
40
|
48
|
44
|
41
|
56
|
52
|
|
2023/11
|
42
|
42
|
40
|
34
|
27
|
39
|
41
|
41
|
44
|
45
|
49
|
45
|
34
|
34
|
28
|
34
|
54
|
62
|
58
|
56
|
46
|
45
|
50
|
45
|
35
|
39
|
51
|
54
|
46
|
50
|
|
|
2023/10
|
22
|
19
|
19
|
21
|
22
|
22
|
19
|
24
|
19
|
19
|
29
|
29
|
20
|
22
|
28
|
33
|
32
|
34
|
35
|
27
|
43
|
47
|
42
|
39
|
35
|
28
|
26
|
35
|
32
|
43
|
41
|
|
2023/09
|
30
|
35
|
36
|
37
|
42
|
43
|
41
|
43
|
38
|
30
|
32
|
26
|
26
|
38
|
45
|
47
|
39
|
31
|
24
|
26
|
24
|
24
|
24
|
24
|
23
|
24
|
28
|
21
|
21
|
23
|
|
|
2023/08
|
25
|
26
|
26
|
23
|
20
|
30
|
21
|
27
|
27
|
25
|
29
|
30
|
28
|
40
|
38
|
40
|
40
|
37
|
32
|
33
|
26
|
31
|
35
|
22
|
25
|
23
|
25
|
27
|
36
|
28
|
33
|
|
2023/07
|
29
|
27
|
26
|
28
|
31
|
23
|
28
|
26
|
27
|
21
|
18
|
18
|
21
|
26
|
35
|
36
|
34
|
39
|
32
|
27
|
25
|
29
|
32
|
26
|
27
|
24
|
21
|
21
|
26
|
36
|
33
|
|
2023/06
|
39
|
32
|
30
|
29
|
29
|
29
|
33
|
28
|
32
|
34
|
35
|
32
|
36
|
32
|
25
|
38
|
32
|
28
|
28
|
29
|
25
|
25
|
26
|
34
|
42
|
48
|
41
|
33
|
27
|
26
|
|
|
2023/05
|
40
|
39
|
32
|
36
|
43
|
33
|
35
|
33
|
34
|
41
|
33
|
31
|
36
|
41
|
36
|
38
|
40
|
46
|
32
|
33
|
36
|
36
|
40
|
45
|
37
|
33
|
32
|
33
|
37
|
39
|
41
|
|
2023/04
|
42
|
35
|
34
|
35
|
39
|
34
|
48
|
53
|
54
|
55
|
60
|
61
|
68
|
63
|
42
|
68
|
71
|
49
|
44
|
47
|
45
|
45
|
36
|
33
|
32
|
44
|
47
|
38
|
45
|
48
|
|
|
2023/03
|
46
|
47
|
35
|
47
|
57
|
64
|
58
|
42
|
45
|
53
|
54
|
42
|
43
|
55
|
58
|
46
|
53
|
44
|
54
|
32
|
28
|
32
|
34
|
32
|
34
|
40
|
33
|
41
|
36
|
36
|
37
|
|
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