Air Quality
Excellent
No health implications.
3
PM2.5
12
PM10
35
O3
0.4
CO
6
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Aug
46
Excellent
Sun
31 Aug
45
Excellent
Mon
1 Sep
44
Excellent
Tue
2 Sep
43
Excellent
Wed
3 Sep
46
Excellent
Thu
4 Sep
48
Excellent
Fri
5 Sep
30
Excellent
Air quality in the last 12 months (Xiashan)
|
2025/06
|
22
|
25
|
32
|
22
|
13
|
12
|
15
|
22
|
22
|
22
|
20
|
17
|
21
|
20
|
22
|
24
|
21
|
20
|
18
|
20
|
20
|
16
|
16
|
15
|
10
|
12
|
11
|
14
|
13
|
13
|
|
|
2025/05
|
29
|
24
|
31
|
26
|
23
|
27
|
23
|
17
|
15
|
22
|
30
|
37
|
31
|
25
|
14
|
11
|
13
|
20
|
17
|
22
|
21
|
16
|
17
|
12
|
24
|
42
|
51
|
25
|
15
|
15
|
18
|
|
2025/04
|
30
|
49
|
37
|
45
|
40
|
52
|
58
|
45
|
40
|
29
|
27
|
43
|
176
|
159
|
141
|
128
|
84
|
62
|
39
|
30
|
26
|
43
|
32
|
34
|
24
|
29
|
26
|
21
|
31
|
36
|
|
|
2025/03
|
32
|
23
|
27
|
23
|
33
|
10
|
14
|
29
|
46
|
29
|
33
|
33
|
22
|
17
|
24
|
19
|
40
|
53
|
55
|
61
|
58
|
53
|
44
|
52
|
55
|
35
|
33
|
29
|
15
|
12
|
18
|
|
2025/02
|
28
|
23
|
35
|
24
|
41
|
48
|
49
|
38
|
55
|
46
|
37
|
43
|
57
|
28
|
27
|
30
|
71
|
52
|
43
|
34
|
29
|
50
|
60
|
21
|
55
|
68
|
63
|
34
|
|||
|
2025/01
|
103
|
85
|
89
|
65
|
81
|
85
|
57
|
59
|
86
|
67
|
46
|
42
|
46
|
65
|
53
|
71
|
59
|
57
|
78
|
69
|
66
|
48
|
48
|
41
|
31
|
26
|
39
|
47
|
102
|
49
|
41
|
|
2024/12
|
47
|
45
|
43
|
43
|
39
|
66
|
73
|
36
|
46
|
55
|
45
|
50
|
48
|
53
|
60
|
45
|
53
|
57
|
48
|
53
|
70
|
64
|
70
|
70
|
75
|
75
|
87
|
76
|
82
|
61
|
82
|
|
2024/11
|
49
|
45
|
57
|
44
|
49
|
57
|
58
|
51
|
60
|
61
|
46
|
61
|
79
|
77
|
66
|
48
|
27
|
32
|
35
|
23
|
25
|
32
|
35
|
45
|
27
|
30
|
38
|
43
|
40
|
38
|
|
|
2024/10
|
44
|
26
|
43
|
46
|
45
|
49
|
47
|
64
|
62
|
55
|
45
|
36
|
34
|
29
|
27
|
25
|
24
|
16
|
21
|
29
|
37
|
49
|
22
|
34
|
38
|
42
|
37
|
25
|
28
|
33
|
47
|
|
2024/09
|
14
|
19
|
39
|
41
|
40
|
18
|
28
|
34
|
24
|
16
|
14
|
28
|
29
|
38
|
35
|
35
|
25
|
21
|
26
|
23
|
27
|
15
|
15
|
16
|
34
|
43
|
39
|
37
|
28
|
28
|
|
|
2024/08
|
23
|
22
|
21
|
28
|
27
|
27
|
36
|
32
|
27
|
28
|
28
|
28
|
19
|
22
|
27
|
21
|
18
|
17
|
18
|
20
|
23
|
24
|
21
|
30
|
17
|
27
|
23
|
26
|
24
|
22
|
13
|
|
2024/07
|
27
|
23
|
20
|
17
|
10
|
10
|
10
|
17
|
12
|
14
|
18
|
16
|
12
|
16
|
18
|
13
|
14
|
14
|
15
|
15
|
13
|
16
|
17
|
18
|
18
|
25
|
21
|
18
|
17
|
19
|
17
|
|
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