Air Quality
Excellent
No health implications.
14
PM2.5
23
PM10
24
O3
0.5
CO
6
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jul
61
Good
Wed
16 Jul
62
Good
Thu
17 Jul
51
Good
Fri
18 Jul
53
Good
Sat
19 Jul
42
Excellent
Sun
20 Jul
19
Excellent
Mon
21 Jul
39
Excellent
Air quality in the last 12 months (Xiapu)
|
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
|
|
2024/12
|
38
|
41
|
38
|
48
|
45
|
33
|
25
|
71
|
40
|
39
|
26
|
22
|
22
|
75
|
74
|
55
|
44
|
60
|
49
|
27
|
42
|
64
|
43
|
33
|
35
|
63
|
107
|
79
|
53
|
46
|
57
|
|
2024/11
|
10
|
11
|
35
|
44
|
52
|
36
|
29
|
33
|
31
|
30
|
22
|
27
|
31
|
26
|
17
|
13
|
20
|
17
|
15
|
19
|
29
|
30
|
34
|
35
|
29
|
18
|
34
|
30
|
36
|
38
|
|
|
2024/10
|
15
|
11
|
21
|
17
|
19
|
15
|
14
|
11
|
30
|
46
|
46
|
42
|
33
|
37
|
29
|
24
|
34
|
37
|
29
|
17
|
29
|
31
|
34
|
35
|
25
|
16
|
19
|
12
|
39
|
46
|
18
|
|
2024/09
|
31
|
31
|
22
|
20
|
20
|
14
|
17
|
12
|
19
|
36
|
42
|
33
|
15
|
19
|
24
|
19
|
19
|
23
|
17
|
21
|
22
|
13
|
10
|
15
|
14
|
16
|
22
|
28
|
34
|
20
|
|
|
2024/08
|
33
|
40
|
45
|
37
|
28
|
20
|
31
|
39
|
41
|
48
|
48
|
45
|
41
|
31
|
27
|
22
|
19
|
20
|
18
|
18
|
16
|
23
|
33
|
38
|
32
|
28
|
43
|
29
|
29
|
31
|
33
|
|
2024/07
|
26
|
24
|
29
|
30
|
34
|
30
|
28
|
28
|
28
|
31
|
37
|
40
|
38
|
36
|
20
|
17
|
24
|
31
|
29
|
24
|
25
|
16
|
16
|
12
|
14
|
14
|
14
|
19
|
14
|
14
|
26
|
|
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