Air Quality
Excellent
No health implications.
3
PM2.5
12
PM10
30
O3
0.5
CO
8
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Sep
55
Good
Thu
4 Sep
60
Good
Fri
5 Sep
66
Good
Sat
6 Sep
83
Good
Sun
7 Sep
67
Good
Mon
8 Sep
18
Excellent
Tue
9 Sep
23
Excellent
Haishu Air quality rank
Air quality in the last 12 months (Haishu)
|
2025/06
|
19
|
21
|
24
|
33
|
30
|
29
|
37
|
42
|
30
|
22
|
15
|
20
|
13
|
15
|
12
|
16
|
31
|
33
|
20
|
18
|
21
|
27
|
23
|
23
|
24
|
23
|
28
|
22
|
19
|
11
|
|
|
2025/05
|
42
|
49
|
50
|
35
|
28
|
63
|
67
|
44
|
24
|
35
|
35
|
35
|
29
|
24
|
24
|
21
|
31
|
56
|
20
|
30
|
22
|
34
|
17
|
45
|
42
|
29
|
21
|
25
|
25
|
46
|
38
|
|
2025/04
|
44
|
53
|
56
|
36
|
53
|
77
|
51
|
55
|
54
|
43
|
48
|
153
|
96
|
82
|
51
|
57
|
56
|
53
|
43
|
51
|
38
|
29
|
37
|
56
|
47
|
39
|
29
|
38
|
32
|
32
|
|
|
2025/03
|
31
|
40
|
39
|
17
|
24
|
30
|
48
|
69
|
58
|
32
|
42
|
33
|
27
|
46
|
14
|
42
|
45
|
48
|
50
|
50
|
48
|
48
|
55
|
58
|
66
|
71
|
57
|
54
|
45
|
51
|
34
|
|
2025/02
|
20
|
50
|
67
|
58
|
43
|
44
|
55
|
33
|
40
|
50
|
29
|
69
|
47
|
43
|
54
|
66
|
66
|
36
|
55
|
47
|
26
|
45
|
55
|
92
|
108
|
112
|
85
|
36
|
|||
|
2025/01
|
66
|
65
|
60
|
51
|
76
|
96
|
84
|
81
|
42
|
39
|
65
|
77
|
85
|
72
|
55
|
55
|
68
|
73
|
80
|
124
|
144
|
62
|
44
|
54
|
39
|
45
|
42
|
35
|
85
|
54
|
34
|
|
2024/12
|
64
|
69
|
73
|
50
|
40
|
61
|
104
|
36
|
43
|
52
|
27
|
67
|
51
|
84
|
60
|
57
|
65
|
80
|
36
|
60
|
86
|
67
|
58
|
48
|
66
|
104
|
43
|
58
|
55
|
68
|
87
|
|
2024/11
|
8
|
32
|
53
|
50
|
31
|
27
|
27
|
31
|
28
|
24
|
29
|
38
|
49
|
36
|
27
|
20
|
17
|
24
|
23
|
29
|
43
|
66
|
38
|
38
|
36
|
28
|
43
|
56
|
49
|
50
|
|
|
2024/10
|
22
|
22
|
19
|
21
|
17
|
11
|
10
|
29
|
40
|
52
|
67
|
55
|
39
|
45
|
44
|
30
|
35
|
34
|
30
|
36
|
53
|
37
|
34
|
17
|
28
|
15
|
16
|
39
|
35
|
26
|
18
|
|
2024/09
|
30
|
32
|
29
|
25
|
22
|
33
|
40
|
29
|
29
|
31
|
17
|
25
|
17
|
20
|
19
|
13
|
18
|
21
|
18
|
20
|
20
|
28
|
27
|
37
|
49
|
35
|
25
|
39
|
34
|
19
|
|
|
2024/08
|
23
|
33
|
34
|
32
|
27
|
29
|
34
|
31
|
28
|
30
|
36
|
46
|
41
|
31
|
36
|
38
|
29
|
17
|
16
|
19
|
16
|
19
|
28
|
37
|
28
|
24
|
35
|
26
|
26
|
25
|
28
|
|
2024/07
|
30
|
25
|
25
|
25
|
31
|
24
|
29
|
23
|
27
|
33
|
39
|
46
|
37
|
26
|
31
|
18
|
20
|
29
|
26
|
18
|
21
|
16
|
14
|
17
|
25
|
22
|
19
|
18
|
16
|
14
|
19
|
|
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