Air Quality
Excellent
No health implications.
22
PM2.5
41
PM10
74
O3
0.5
CO
10
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jun
82
Good
Mon
30 Jun
89
Good
Tue
1 Jul
83
Good
Wed
2 Jul
84
Good
Thu
3 Jul
81
Good
Fri
4 Jul
35
Excellent
Sat
5 Jul
31
Excellent
Air quality in the last 12 months (Huaian)
|
2025/05
|
26
|
25
|
20
|
29
|
74
|
25
|
51
|
73
|
27
|
40
|
36
|
49
|
57
|
32
|
45
|
99
|
37
|
38
|
34
|
59
|
46
|
49
|
50
|
42
|
43
|
35
|
33
|
41
|
55
|
61
|
26
|
|
2025/04
|
35
|
23
|
55
|
69
|
27
|
52
|
47
|
33
|
36
|
44
|
117
|
44
|
40
|
30
|
38
|
88
|
94
|
22
|
31
|
52
|
60
|
41
|
50
|
25
|
31
|
50
|
22
|
29
|
45
|
31
|
|
|
2025/03
|
76
|
57
|
36
|
47
|
44
|
33
|
44
|
65
|
70
|
96
|
138
|
75
|
74
|
65
|
33
|
22
|
25
|
25
|
28
|
29
|
34
|
57
|
161
|
95
|
75
|
111
|
48
|
29
|
23
|
27
|
30
|
|
2025/02
|
83
|
37
|
21
|
29
|
35
|
68
|
19
|
24
|
38
|
58
|
64
|
40
|
53
|
52
|
72
|
22
|
26
|
28
|
20
|
22
|
23
|
23
|
20
|
51
|
41
|
50
|
72
|
68
|
|||
|
2025/01
|
45
|
30
|
36
|
38
|
49
|
20
|
23
|
16
|
22
|
34
|
48
|
38
|
48
|
29
|
32
|
54
|
56
|
54
|
53
|
52
|
34
|
36
|
69
|
69
|
92
|
122
|
20
|
29
|
107
|
59
|
78
|
|
2024/12
|
44
|
23
|
31
|
31
|
25
|
24
|
19
|
36
|
44
|
50
|
43
|
52
|
34
|
36
|
39
|
41
|
25
|
24
|
40
|
41
|
22
|
42
|
45
|
58
|
56
|
28
|
26
|
51
|
87
|
74
|
48
|
|
2024/11
|
56
|
60
|
37
|
22
|
33
|
36
|
59
|
96
|
141
|
73
|
58
|
58
|
77
|
57
|
50
|
56
|
36
|
40
|
67
|
56
|
34
|
34
|
53
|
91
|
34
|
29
|
21
|
19
|
27
|
51
|
|
|
2024/10
|
14
|
18
|
29
|
43
|
55
|
47
|
18
|
34
|
42
|
31
|
44
|
52
|
75
|
57
|
38
|
53
|
62
|
27
|
17
|
24
|
39
|
21
|
41
|
46
|
68
|
86
|
22
|
35
|
38
|
41
|
63
|
|
2024/09
|
21
|
17
|
22
|
30
|
13
|
17
|
17
|
24
|
30
|
16
|
21
|
19
|
23
|
12
|
19
|
20
|
19
|
37
|
48
|
19
|
11
|
15
|
27
|
36
|
17
|
32
|
59
|
55
|
38
|
14
|
|
|
2024/08
|
22
|
29
|
25
|
30
|
27
|
26
|
32
|
31
|
27
|
53
|
11
|
12
|
15
|
24
|
33
|
41
|
33
|
28
|
25
|
17
|
16
|
16
|
26
|
28
|
23
|
14
|
22
|
28
|
32
|
28
|
38
|
|
2024/07
|
24
|
30
|
27
|
32
|
37
|
27
|
35
|
36
|
51
|
52
|
52
|
42
|
29
|
44
|
50
|
27
|
20
|
28
|
34
|
29
|
49
|
56
|
50
|
44
|
21
|
21
|
30
|
23
|
19
|
22
|
21
|
|
2024/06
|
25
|
29
|
37
|
42
|
43
|
40
|
17
|
28
|
28
|
27
|
35
|
40
|
37
|
19
|
21
|
25
|
36
|
45
|
42
|
50
|
45
|
353
|
136
|
18
|
22
|
50
|
60
|
52
|
49
|
33
|
|
|
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