Air Quality
Excellent
No health implications.
14
PM2.5
20
PM10
50
O3
0.6
CO
6
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Apr
41
Excellent
Sat
26 Apr
44
Excellent
Sun
27 Apr
56
Good
Mon
28 Apr
57
Good
Tue
29 Apr
56
Good
Wed
30 Apr
32
Excellent
Thu
1 May
48
Excellent
Air quality in the last 12 months (Xinfeng)
|
2025/02
|
43
|
25
|
9
|
30
|
40
|
45
|
18
|
52
|
30
|
34
|
43
|
38
|
38
|
41
|
51
|
64
|
33
|
41
|
36
|
44
|
19
|
23
|
12
|
27
|
34
|
49
|
61
|
51
|
|||
|
2025/01
|
59
|
59
|
53
|
48
|
61
|
68
|
63
|
61
|
57
|
41
|
35
|
36
|
45
|
48
|
55
|
62
|
47
|
44
|
45
|
46
|
49
|
51
|
50
|
45
|
34
|
17
|
23
|
43
|
89
|
56
|
48
|
|
2024/12
|
44
|
45
|
39
|
36
|
53
|
63
|
42
|
31
|
50
|
38
|
44
|
20
|
29
|
57
|
42
|
40
|
42
|
42
|
57
|
49
|
42
|
60
|
66
|
56
|
55
|
63
|
65
|
73
|
64
|
72
|
62
|
|
2024/11
|
25
|
21
|
34
|
41
|
38
|
47
|
34
|
31
|
39
|
47
|
38
|
33
|
32
|
31
|
19
|
12
|
22
|
15
|
12
|
15
|
23
|
24
|
28
|
34
|
24
|
15
|
26
|
28
|
31
|
40
|
|
|
2024/10
|
21
|
19
|
27
|
25
|
27
|
31
|
35
|
48
|
31
|
29
|
36
|
43
|
42
|
41
|
41
|
34
|
37
|
34
|
32
|
21
|
25
|
31
|
24
|
29
|
34
|
36
|
31
|
13
|
24
|
40
|
27
|
|
2024/09
|
27
|
31
|
33
|
28
|
23
|
13
|
14
|
16
|
15
|
25
|
36
|
39
|
30
|
27
|
18
|
21
|
22
|
19
|
23
|
22
|
15
|
12
|
14
|
14
|
21
|
30
|
24
|
23
|
25
|
19
|
|
|
2024/08
|
23
|
30
|
32
|
41
|
36
|
34
|
34
|
43
|
39
|
36
|
35
|
29
|
19
|
25
|
20
|
23
|
19
|
18
|
19
|
25
|
11
|
21
|
23
|
25
|
29
|
32
|
42
|
36
|
32
|
31
|
25
|
|
2024/07
|
21
|
18
|
21
|
21
|
23
|
18
|
16
|
19
|
22
|
19
|
18
|
19
|
19
|
22
|
15
|
17
|
14
|
16
|
18
|
20
|
19
|
23
|
29
|
36
|
30
|
26
|
18
|
12
|
13
|
15
|
14
|
|
2024/06
|
11
|
10
|
28
|
14
|
15
|
17
|
24
|
19
|
17
|
19
|
21
|
28
|
27
|
22
|
31
|
19
|
27
|
20
|
24
|
22
|
25
|
39
|
24
|
14
|
16
|
20
|
19
|
20
|
19
|
22
|
|
|
2024/05
|
19
|
21
|
23
|
27
|
20
|
37
|
37
|
35
|
44
|
45
|
42
|
24
|
33
|
38
|
38
|
43
|
50
|
37
|
32
|
14
|
9
|
12
|
19
|
16
|
23
|
21
|
20
|
20
|
23
|
31
|
23
|
|
2024/04
|
48
|
58
|
36
|
29
|
12
|
18
|
10
|
18
|
22
|
33
|
48
|
58
|
67
|
43
|
51
|
47
|
32
|
23
|
22
|
26
|
14
|
30
|
27
|
22
|
21
|
22
|
26
|
14
|
23
|
23
|
|
|
2024/03
|
15
|
19
|
30
|
34
|
48
|
28
|
28
|
42
|
44
|
19
|
15
|
24
|
50
|
50
|
27
|
43
|
49
|
50
|
29
|
64
|
57
|
55
|
50
|
39
|
30
|
29
|
39
|
39
|
40
|
50
|
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