Air Quality
Excellent
No health implications.
25
PM2.5
49
PM10
68
O3
0.7
CO
6
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 May
93
Good
Mon
29 May
90
Good
Tue
30 May
89
Good
Wed
31 May
73
Good
Thu
1 Jun
72
Good
Fri
2 Jun
61
Good
Sat
3 Jun
64
Good
Air quality in the last 12 months (Xinfeng)
|
2023/04
|
21
|
38
|
35
|
33
|
24
|
24
|
25
|
59
|
56
|
53
|
45
|
52
|
47
|
55
|
37
|
40
|
42
|
35
|
33
|
29
|
27
|
31
|
44
|
29
|
26
|
20
|
31
|
50
|
33
|
53
|
|
|
2023/03
|
56
|
60
|
69
|
57
|
54
|
59
|
56
|
55
|
56
|
54
|
53
|
58
|
77
|
69
|
62
|
61
|
52
|
50
|
45
|
49
|
45
|
38
|
39
|
18
|
15
|
15
|
18
|
23
|
17
|
24
|
25
|
|
2023/02
|
50
|
45
|
57
|
70
|
26
|
28
|
36
|
24
|
33
|
32
|
24
|
35
|
28
|
16
|
28
|
36
|
41
|
46
|
54
|
62
|
54
|
48
|
48
|
55
|
41
|
58
|
52
|
51
|
|||
|
2023/01
|
38
|
41
|
42
|
34
|
37
|
37
|
42
|
42
|
23
|
16
|
19
|
18
|
19
|
21
|
13
|
17
|
35
|
34
|
35
|
41
|
45
|
80
|
81
|
39
|
58
|
46
|
45
|
55
|
47
|
49
|
39
|
|
2022/12
|
9
|
12
|
23
|
24
|
14
|
14
|
19
|
28
|
35
|
38
|
46
|
58
|
60
|
33
|
27
|
23
|
41
|
30
|
33
|
39
|
37
|
40
|
46
|
40
|
35
|
38
|
45
|
73
|
68
|
39
|
26
|
|
2022/11
|
29
|
21
|
16
|
16
|
19
|
19
|
22
|
29
|
31
|
33
|
37
|
48
|
40
|
47
|
61
|
43
|
43
|
38
|
37
|
29
|
37
|
30
|
12
|
11
|
10
|
17
|
24
|
26
|
32
|
12
|
|
|
2022/10
|
25
|
23
|
23
|
33
|
34
|
28
|
29
|
23
|
30
|
27
|
36
|
34
|
37
|
39
|
42
|
37
|
40
|
52
|
41
|
42
|
40
|
41
|
38
|
53
|
51
|
49
|
54
|
44
|
30
|
28
|
35
|
|
2022/09
|
27
|
27
|
32
|
31
|
38
|
45
|
34
|
26
|
33
|
47
|
50
|
46
|
49
|
45
|
43
|
47
|
51
|
67
|
60
|
48
|
42
|
48
|
49
|
50
|
55
|
54
|
42
|
35
|
32
|
26
|
|
|
2022/08
|
45
|
41
|
31
|
13
|
14
|
18
|
21
|
21
|
18
|
14
|
17
|
19
|
25
|
32
|
32
|
21
|
17
|
17
|
16
|
15
|
19
|
25
|
36
|
27
|
14
|
18
|
28
|
29
|
35
|
36
|
29
|
|
2022/07
|
16
|
12
|
14
|
15
|
20
|
15
|
16
|
19
|
19
|
21
|
29
|
27
|
33
|
43
|
32
|
33
|
30
|
28
|
22
|
20
|
29
|
36
|
38
|
45
|
59
|
50
|
45
|
53
|
55
|
39
|
43
|
|
2022/06
|
22
|
26
|
17
|
22
|
24
|
19
|
17
|
14
|
16
|
18
|
15
|
18
|
32
|
12
|
17
|
16
|
18
|
19
|
19
|
18
|
20
|
22
|
24
|
26
|
28
|
25
|
20
|
22
|
19
|
17
|
|
|
2022/05
|
20
|
25
|
41
|
42
|
49
|
60
|
45
|
37
|
38
|
29
|
13
|
10
|
12
|
13
|
18
|
24
|
29
|
38
|
44
|
60
|
47
|
35
|
32
|
23
|
20
|
20
|
19
|
21
|
23
|
23
|
22
|
|
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