Air Quality
Excellent
No health implications.
13
PM2.5
20
PM10
39
O3
0.5
CO
6
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Aug
55
Good
Thu
21 Aug
54
Good
Fri
22 Aug
54
Good
Sat
23 Aug
56
Good
Sun
24 Aug
54
Good
Mon
25 Aug
55
Good
Tue
26 Aug
50
Excellent
Huaian Air quality rank
Air quality in the last 12 months (Huaian)
|
2025/06
|
45
|
21
|
19
|
26
|
30
|
22
|
23
|
27
|
31
|
28
|
45
|
62
|
41
|
34
|
16
|
21
|
33
|
41
|
33
|
22
|
20
|
30
|
35
|
38
|
43
|
50
|
45
|
44
|
41
|
35
|
|
|
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
|
|
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