Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
21
PM2.5
63
*
PM10
129
O3
0.5
CO
3
SO2
11
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
21 May
104
Lightly
Wed
22 May
117
Lightly
Thu
23 May
102
Lightly
Fri
24 May
74
Good
Sat
25 May
78
Good
Sun
26 May
77
Good
Air quality in the last 12 months (Huaian)
|
2024/02
|
39
|
65
|
44
|
50
|
84
|
38
|
36
|
54
|
62
|
158
|
50
|
58
|
65
|
39
|
35
|
63
|
83
|
62
|
36
|
33
|
30
|
26
|
32
|
53
|
50
|
54
|
90
|
49
|
29
|
||
|
2024/01
|
68
|
62
|
42
|
50
|
50
|
23
|
44
|
66
|
33
|
53
|
65
|
60
|
75
|
28
|
48
|
65
|
87
|
98
|
97
|
40
|
24
|
24
|
27
|
29
|
40
|
54
|
53
|
57
|
64
|
102
|
36
|
|
2023/12
|
36
|
48
|
55
|
66
|
88
|
152
|
101
|
119
|
54
|
54
|
44
|
72
|
60
|
64
|
40
|
26
|
36
|
63
|
37
|
29
|
31
|
42
|
55
|
53
|
64
|
63
|
66
|
91
|
100
|
87
|
39
|
|
2023/11
|
73
|
101
|
49
|
75
|
47
|
31
|
44
|
44
|
22
|
21
|
20
|
25
|
32
|
51
|
68
|
33
|
26
|
49
|
71
|
70
|
78
|
90
|
27
|
36
|
54
|
94
|
38
|
30
|
25
|
28
|
|
|
2023/10
|
28
|
44
|
46
|
25
|
26
|
50
|
45
|
22
|
23
|
29
|
39
|
43
|
31
|
29
|
31
|
30
|
51
|
29
|
28
|
25
|
36
|
50
|
60
|
69
|
58
|
41
|
56
|
63
|
87
|
65
|
85
|
|
2023/09
|
30
|
34
|
37
|
41
|
47
|
46
|
51
|
41
|
28
|
31
|
27
|
24
|
34
|
47
|
51
|
45
|
53
|
36
|
23
|
25
|
35
|
27
|
31
|
31
|
44
|
53
|
42
|
30
|
32
|
19
|
|
|
2023/08
|
21
|
34
|
45
|
31
|
28
|
34
|
34
|
39
|
45
|
51
|
45
|
31
|
31
|
33
|
48
|
44
|
55
|
42
|
35
|
44
|
45
|
28
|
24
|
30
|
28
|
30
|
28
|
26
|
25
|
26
|
28
|
|
2023/07
|
57
|
72
|
56
|
43
|
66
|
43
|
34
|
28
|
30
|
34
|
47
|
39
|
30
|
38
|
32
|
32
|
47
|
74
|
71
|
65
|
42
|
32
|
33
|
41
|
47
|
44
|
40
|
33
|
34
|
21
|
15
|
|
2023/06
|
58
|
31
|
27
|
26
|
32
|
37
|
52
|
40
|
35
|
30
|
32
|
36
|
34
|
40
|
66
|
77
|
87
|
97
|
56
|
32
|
37
|
46
|
64
|
77
|
76
|
55
|
55
|
45
|
36
|
53
|
|
|
2023/05
|
51
|
82
|
82
|
61
|
32
|
29
|
32
|
34
|
48
|
50
|
50
|
51
|
38
|
54
|
58
|
125
|
60
|
46
|
187
|
196
|
50
|
29
|
38
|
49
|
47
|
45
|
60
|
45
|
53
|
42
|
55
|
|
2023/04
|
70
|
70
|
25
|
38
|
35
|
47
|
35
|
44
|
116
|
322
|
306
|
106
|
123
|
232
|
54
|
41
|
89
|
82
|
174
|
77
|
28
|
42
|
45
|
40
|
83
|
42
|
92
|
73
|
47
|
34
|
|
|
2023/03
|
26
|
38
|
48
|
52
|
73
|
62
|
64
|
85
|
92
|
243
|
101
|
70
|
74
|
146
|
68
|
45
|
62
|
35
|
53
|
77
|
143
|
351
|
70
|
55
|
41
|
52
|
50
|
56
|
48
|
51
|
72
|
|
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