Air Quality
Excellent
No health implications.
3
PM2.5
8
PM10
39
O3
0.4
CO
4
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jan
48
Excellent
Wed
28 Jan
49
Excellent
Thu
29 Jan
49
Excellent
Fri
30 Jan
42
Excellent
Sat
31 Jan
44
Excellent
Sun
1 Feb
46
Excellent
Mon
2 Feb
27
Excellent
Air quality in the last 12 months (Xiapu)
|
2025/12
|
39
|
47
|
48
|
44
|
31
|
31
|
34
|
50
|
51
|
36
|
35
|
60
|
46
|
30
|
46
|
38
|
40
|
70
|
56
|
47
|
77
|
31
|
31
|
51
|
23
|
35
|
30
|
28
|
29
|
40
|
45
|
|
2025/11
|
27
|
48
|
45
|
17
|
18
|
25
|
32
|
35
|
23
|
34
|
25
|
9
|
13
|
31
|
41
|
32
|
31
|
18
|
23
|
31
|
38
|
45
|
43
|
42
|
50
|
74
|
59
|
73
|
67
|
48
|
|
|
2025/10
|
18
|
14
|
15
|
14
|
21
|
25
|
23
|
27
|
23
|
24
|
26
|
25
|
24
|
24
|
15
|
25
|
30
|
29
|
18
|
15
|
12
|
16
|
26
|
27
|
30
|
38
|
39
|
29
|
23
|
28
|
21
|
|
2025/09
|
20
|
21
|
21
|
24
|
22
|
16
|
15
|
22
|
18
|
18
|
18
|
24
|
35
|
28
|
20
|
14
|
15
|
11
|
12
|
19
|
19
|
24
|
20
|
21
|
16
|
17
|
17
|
18
|
19
|
22
|
|
|
2025/08
|
33
|
27
|
25
|
21
|
18
|
28
|
36
|
42
|
43
|
39
|
36
|
29
|
19
|
19
|
15
|
15
|
14
|
15
|
19
|
29
|
22
|
20
|
24
|
20
|
17
|
13
|
12
|
12
|
12
|
11
|
14
|
|
2025/07
|
14
|
17
|
22
|
21
|
16
|
13
|
11
|
20
|
13
|
16
|
16
|
17
|
24
|
24
|
30
|
38
|
34
|
22
|
17
|
18
|
9
|
12
|
18
|
18
|
17
|
12
|
14
|
21
|
17
|
23
|
35
|
|
2025/06
|
39
|
48
|
18
|
30
|
28
|
28
|
31
|
30
|
23
|
17
|
14
|
15
|
13
|
23
|
21
|
19
|
24
|
24
|
28
|
21
|
27
|
26
|
33
|
30
|
31
|
28
|
27
|
21
|
17
|
14
|
|
|
2025/05
|
38
|
44
|
54
|
36
|
38
|
39
|
54
|
44
|
46
|
28
|
31
|
33
|
30
|
26
|
28
|
39
|
40
|
19
|
23
|
33
|
29
|
31
|
47
|
19
|
52
|
52
|
36
|
20
|
13
|
30
|
38
|
|
2025/04
|
23
|
39
|
39
|
42
|
41
|
50
|
52
|
53
|
55
|
38
|
40
|
41
|
108
|
81
|
68
|
58
|
71
|
66
|
52
|
29
|
58
|
54
|
36
|
29
|
17
|
32
|
35
|
42
|
41
|
35
|
|
|
2025/03
|
61
|
57
|
48
|
26
|
17
|
17
|
36
|
43
|
44
|
36
|
53
|
51
|
30
|
25
|
19
|
21
|
45
|
42
|
42
|
45
|
41
|
40
|
53
|
68
|
82
|
81
|
67
|
42
|
33
|
18
|
19
|
|
2025/02
|
32
|
16
|
25
|
63
|
53
|
46
|
37
|
48
|
34
|
40
|
43
|
55
|
92
|
74
|
56
|
66
|
71
|
37
|
40
|
22
|
16
|
35
|
20
|
74
|
87
|
57
|
63
|
45
|
|||
|
2025/01
|
77
|
44
|
44
|
42
|
36
|
52
|
67
|
61
|
57
|
43
|
38
|
43
|
45
|
49
|
74
|
50
|
53
|
47
|
41
|
52
|
89
|
83
|
55
|
28
|
35
|
38
|
22
|
38
|
72
|
45
|
41
|
|
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