Air Quality
Excellent
No health implications.
4
PM2.5
11
PM10
30
O3
0.5
CO
7
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Aug
42
Excellent
Thu
11 Aug
45
Excellent
Fri
12 Aug
51
Good
Sat
13 Aug
51
Good
Sun
14 Aug
54
Good
Mon
15 Aug
55
Good
Tue
16 Aug
63
Good
Air quality in the last 12 months (Huaiji)
|
2022/07
|
20
|
14
|
14
|
16
|
24
|
22
|
16
|
22
|
31
|
35
|
37
|
36
|
36
|
45
|
38
|
40
|
36
|
35
|
31
|
25
|
27
|
33
|
39
|
43
|
48
|
51
|
54
|
49
|
45
|
52
|
42
|
|
2022/06
|
33
|
29
|
24
|
27
|
31
|
26
|
25
|
17
|
19
|
28
|
19
|
24
|
27
|
19
|
24
|
23
|
21
|
24
|
24
|
22
|
25
|
30
|
29
|
34
|
39
|
32
|
26
|
30
|
36
|
29
|
|
|
2022/05
|
20
|
27
|
38
|
50
|
73
|
77
|
70
|
41
|
45
|
37
|
19
|
17
|
16
|
22
|
19
|
23
|
38
|
61
|
70
|
59
|
49
|
28
|
23
|
24
|
36
|
33
|
25
|
27
|
31
|
34
|
29
|
|
2022/04
|
20
|
27
|
38
|
54
|
73
|
78
|
63
|
65
|
73
|
69
|
57
|
52
|
40
|
29
|
43
|
23
|
15
|
12
|
23
|
45
|
58
|
44
|
29
|
27
|
26
|
39
|
39
|
39
|
37
|
34
|
|
|
2022/03
|
58
|
52
|
81
|
54
|
71
|
65
|
33
|
59
|
51
|
56
|
57
|
55
|
44
|
55
|
69
|
56
|
42
|
27
|
56
|
47
|
43
|
31
|
11
|
15
|
29
|
32
|
19
|
20
|
35
|
35
|
37
|
|
2022/02
|
19
|
16
|
15
|
29
|
28
|
25
|
17
|
13
|
11
|
14
|
23
|
16
|
17
|
20
|
31
|
34
|
30
|
13
|
10
|
16
|
19
|
16
|
19
|
25
|
37
|
51
|
66
|
62
|
|||
|
2022/01
|
50
|
48
|
68
|
87
|
75
|
57
|
33
|
30
|
23
|
24
|
20
|
55
|
53
|
65
|
77
|
54
|
13
|
17
|
28
|
36
|
44
|
66
|
48
|
17
|
19
|
37
|
36
|
23
|
14
|
17
|
17
|
|
2021/12
|
34
|
46
|
53
|
53
|
54
|
55
|
54
|
56
|
75
|
74
|
70
|
75
|
41
|
53
|
73
|
76
|
38
|
47
|
59
|
58
|
23
|
37
|
55
|
44
|
54
|
21
|
20
|
36
|
31
|
24
|
37
|
|
2021/11
|
25
|
19
|
26
|
46
|
48
|
41
|
41
|
22
|
25
|
28
|
40
|
42
|
42
|
47
|
46
|
45
|
28
|
26
|
39
|
52
|
39
|
19
|
30
|
45
|
49
|
45
|
49
|
54
|
59
|
59
|
|
|
2021/10
|
43
|
42
|
41
|
36
|
44
|
48
|
44
|
34
|
17
|
19
|
17
|
17
|
22
|
25
|
19
|
19
|
16
|
26
|
44
|
55
|
15
|
22
|
29
|
42
|
34
|
43
|
48
|
64
|
62
|
19
|
31
|
|
2021/09
|
27
|
25
|
35
|
36
|
34
|
38
|
32
|
28
|
34
|
45
|
50
|
51
|
50
|
44
|
37
|
23
|
29
|
48
|
35
|
27
|
27
|
28
|
26
|
28
|
34
|
51
|
56
|
54
|
52
|
48
|
|
|
2021/08
|
32
|
35
|
32
|
35
|
20
|
20
|
28
|
32
|
21
|
25
|
23
|
28
|
29
|
22
|
21
|
20
|
34
|
35
|
28
|
34
|
36
|
36
|
30
|
27
|
26
|
24
|
28
|
33
|
35
|
33
|
30
|
|
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