Air Quality
Excellent
No health implications.
23
PM2.5
46
PM10
152
O3
1.6
CO
20
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jun
95
Good
Sat
28 Jun
88
Good
Sun
29 Jun
104
Light
Mon
30 Jun
107
Light
Tue
1 Jul
119
Light
Wed
2 Jul
103
Light
Thu
3 Jul
44
Excellent
Haian Air quality rank
Air quality in the last 12 months (Haian)
|
2025/05
|
54
|
58
|
51
|
32
|
30
|
66
|
63
|
44
|
14
|
34
|
43
|
56
|
55
|
52
|
68
|
22
|
60
|
57
|
62
|
54
|
29
|
37
|
29
|
49
|
52
|
51
|
49
|
43
|
50
|
60
|
73
|
|
2025/04
|
50
|
65
|
50
|
55
|
65
|
63
|
85
|
78
|
88
|
65
|
70
|
114
|
87
|
59
|
53
|
61
|
62
|
71
|
59
|
37
|
43
|
39
|
58
|
72
|
53
|
50
|
43
|
39
|
60
|
62
|
|
|
2025/03
|
67
|
67
|
20
|
12
|
36
|
39
|
59
|
76
|
63
|
41
|
73
|
59
|
46
|
43
|
33
|
45
|
52
|
40
|
51
|
69
|
59
|
63
|
74
|
77
|
93
|
86
|
103
|
44
|
83
|
38
|
43
|
|
2025/02
|
26
|
69
|
82
|
56
|
64
|
39
|
53
|
32
|
45
|
64
|
42
|
85
|
66
|
53
|
101
|
137
|
62
|
50
|
43
|
31
|
32
|
54
|
50
|
70
|
100
|
134
|
151
|
104
|
|||
|
2025/01
|
71
|
48
|
58
|
48
|
98
|
93
|
64
|
66
|
36
|
38
|
71
|
88
|
100
|
118
|
51
|
64
|
88
|
87
|
123
|
173
|
107
|
43
|
32
|
30
|
32
|
45
|
58
|
73
|
163
|
64
|
53
|
|
2024/12
|
82
|
96
|
49
|
39
|
91
|
134
|
139
|
37
|
51
|
43
|
67
|
46
|
74
|
55
|
65
|
73
|
97
|
61
|
35
|
63
|
86
|
46
|
51
|
71
|
98
|
112
|
57
|
58
|
79
|
96
|
73
|
|
2024/11
|
16
|
55
|
65
|
60
|
40
|
36
|
32
|
29
|
35
|
42
|
46
|
53
|
44
|
42
|
43
|
28
|
31
|
29
|
26
|
42
|
59
|
69
|
38
|
31
|
22
|
40
|
68
|
68
|
52
|
67
|
|
|
2024/10
|
17
|
26
|
19
|
28
|
23
|
11
|
12
|
35
|
36
|
61
|
75
|
67
|
28
|
28
|
60
|
46
|
30
|
34
|
25
|
27
|
15
|
28
|
37
|
37
|
35
|
23
|
28
|
39
|
37
|
35
|
31
|
|
2024/09
|
36
|
36
|
18
|
23
|
26
|
23
|
31
|
23
|
16
|
23
|
12
|
21
|
20
|
26
|
23
|
18
|
18
|
17
|
18
|
9
|
14
|
22
|
27
|
29
|
29
|
22
|
32
|
27
|
33
|
33
|
|
|
2024/08
|
31
|
28
|
39
|
40
|
35
|
27
|
38
|
32
|
31
|
45
|
49
|
46
|
37
|
19
|
19
|
25
|
25
|
19
|
17
|
20
|
24
|
43
|
45
|
28
|
20
|
21
|
23
|
22
|
17
|
22
|
22
|
|
2024/07
|
21
|
23
|
27
|
30
|
31
|
31
|
28
|
31
|
34
|
21
|
39
|
34
|
17
|
18
|
38
|
53
|
42
|
25
|
39
|
37
|
30
|
37
|
36
|
23
|
20
|
22
|
22
|
20
|
22
|
26
|
29
|
|
2024/06
|
41
|
41
|
55
|
37
|
29
|
24
|
30
|
35
|
48
|
47
|
27
|
20
|
39
|
34
|
28
|
33
|
19
|
31
|
19
|
21
|
32
|
18
|
34
|
44
|
55
|
30
|
16
|
23
|
16
|
15
|
|
|
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