Air Quality
Excellent
No health implications.
21
PM2.5
35
PM10
56
O3
0.6
CO
4
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Sep
52
Good
Wed
30 Sep
53
Good
Thu
1 Oct
57
Good
Fri
2 Oct
54
Good
Sat
3 Oct
46
Excellent
Sun
4 Oct
32
Excellent
Mon
5 Oct
31
Excellent
Air quality in the last 12 months (Huai'an)
|
2026/08
|
32
|
29
|
28
|
31
|
26
|
28
|
30
|
28
|
34
|
43
|
39
|
26
|
25
|
26
|
32
|
27
|
24
|
30
|
35
|
35
|
40
|
41
|
37
|
37
|
31
|
28
|
26
|
29
|
31
|
24
|
22
|
|
2026/07
|
33
|
36
|
51
|
36
|
29
|
26
|
26
|
27
|
34
|
27
|
32
|
38
|
45
|
28
|
36
|
30
|
39
|
34
|
38
|
39
|
34
|
34
|
35
|
33
|
37
|
38
|
39
|
38
|
32
|
30
|
30
|
|
2026/06
|
35
|
47
|
28
|
25
|
25
|
23
|
24
|
26
|
21
|
22
|
26
|
33
|
32
|
31
|
43
|
36
|
33
|
38
|
46
|
27
|
30
|
38
|
36
|
28
|
30
|
32
|
35
|
39
|
50
|
37
|
|
|
2026/05
|
50
|
36
|
27
|
31
|
52
|
46
|
30
|
39
|
55
|
36
|
35
|
58
|
71
|
64
|
58
|
48
|
30
|
33
|
38
|
41
|
45
|
40
|
49
|
57
|
49
|
38
|
40
|
30
|
29
|
39
|
40
|
|
2026/04
|
33
|
52
|
71
|
81
|
58
|
28
|
36
|
60
|
47
|
31
|
42
|
49
|
56
|
60
|
74
|
47
|
58
|
67
|
194
|
71
|
47
|
45
|
58
|
58
|
52
|
42
|
72
|
28
|
30
|
42
|
|
|
2026/03
|
101
|
88
|
62
|
51
|
44
|
29
|
47
|
53
|
32
|
45
|
33
|
63
|
80
|
27
|
44
|
63
|
89
|
31
|
43
|
50
|
89
|
45
|
57
|
84
|
64
|
49
|
32
|
49
|
38
|
28
|
42
|
|
2026/02
|
30
|
35
|
58
|
72
|
44
|
22
|
29
|
37
|
60
|
65
|
45
|
62
|
65
|
50
|
33
|
35
|
139
|
40
|
56
|
111
|
237
|
36
|
41
|
54
|
83
|
51
|
66
|
58
|
|||
|
2026/01
|
48
|
43
|
48
|
33
|
32
|
37
|
42
|
68
|
85
|
28
|
35
|
50
|
53
|
93
|
108
|
34
|
43
|
37
|
22
|
26
|
32
|
49
|
49
|
44
|
45
|
68
|
47
|
62
|
47
|
61
|
31
|
|
2025/12
|
24
|
23
|
34
|
31
|
51
|
65
|
50
|
37
|
59
|
56
|
31
|
52
|
33
|
63
|
65
|
54
|
57
|
85
|
75
|
28
|
40
|
66
|
42
|
34
|
27
|
53
|
59
|
54
|
37
|
28
|
28
|
|
2025/11
|
26
|
24
|
42
|
60
|
75
|
92
|
56
|
55
|
39
|
39
|
52
|
50
|
37
|
54
|
66
|
24
|
18
|
28
|
43
|
37
|
52
|
58
|
94
|
59
|
47
|
101
|
42
|
89
|
102
|
90
|
|
|
2025/10
|
43
|
49
|
38
|
42
|
48
|
41
|
32
|
21
|
13
|
15
|
29
|
31
|
42
|
42
|
44
|
39
|
13
|
17
|
14
|
19
|
27
|
38
|
57
|
63
|
41
|
14
|
28
|
45
|
69
|
31
|
29
|
|
2025/09
|
27
|
34
|
43
|
36
|
35
|
39
|
25
|
26
|
40
|
43
|
43
|
38
|
44
|
29
|
25
|
15
|
12
|
18
|
27
|
29
|
28
|
26
|
29
|
34
|
35
|
40
|
41
|
30
|
29
|
34
|
|
|
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