Air Quality
Excellent
No health implications.
16
PM2.5
30
PM10
114
O3
0.7
CO
11
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Aug
49
Excellent
Tue
18 Aug
49
Excellent
Wed
19 Aug
49
Excellent
Thu
20 Aug
65
Good
Fri
21 Aug
50
Excellent
Sat
22 Aug
48
Excellent
Sun
23 Aug
21
Excellent
Air quality in the last 12 months (Huaiji)
|
2026/07
|
26
|
29
|
19
|
15
|
16
|
14
|
17
|
18
|
23
|
28
|
37
|
36
|
41
|
25
|
16
|
22
|
25
|
26
|
26
|
27
|
27
|
30
|
33
|
41
|
34
|
19
|
27
|
21
|
14
|
17
|
16
|
|
2026/06
|
36
|
34
|
40
|
36
|
25
|
25
|
24
|
25
|
21
|
27
|
34
|
42
|
29
|
19
|
20
|
25
|
19
|
15
|
19
|
23
|
24
|
26
|
30
|
30
|
24
|
21
|
20
|
29
|
24
|
24
|
|
|
2026/05
|
35
|
44
|
25
|
30
|
39
|
38
|
41
|
18
|
28
|
43
|
41
|
50
|
40
|
33
|
30
|
21
|
21
|
20
|
20
|
17
|
15
|
20
|
23
|
26
|
28
|
33
|
34
|
36
|
36
|
26
|
31
|
|
2026/04
|
27
|
38
|
42
|
24
|
44
|
55
|
46
|
40
|
41
|
39
|
44
|
45
|
37
|
39
|
32
|
35
|
23
|
32
|
41
|
48
|
37
|
27
|
18
|
25
|
37
|
65
|
56
|
35
|
27
|
25
|
|
|
2026/03
|
18
|
20
|
13
|
16
|
24
|
26
|
38
|
55
|
28
|
18
|
32
|
35
|
48
|
50
|
57
|
58
|
46
|
40
|
36
|
39
|
29
|
50
|
60
|
56
|
49
|
59
|
45
|
36
|
36
|
32
|
32
|
|
2026/02
|
31
|
37
|
49
|
60
|
58
|
53
|
30
|
29
|
48
|
60
|
33
|
32
|
50
|
49
|
31
|
29
|
36
|
34
|
52
|
44
|
58
|
54
|
44
|
40
|
28
|
43
|
25
|
20
|
|||
|
2026/01
|
52
|
31
|
42
|
51
|
36
|
45
|
44
|
40
|
43
|
51
|
45
|
51
|
58
|
69
|
64
|
77
|
91
|
88
|
80
|
46
|
23
|
23
|
35
|
51
|
62
|
71
|
42
|
50
|
56
|
57
|
22
|
|
2025/12
|
45
|
43
|
77
|
75
|
63
|
68
|
66
|
58
|
59
|
63
|
63
|
57
|
29
|
29
|
42
|
45
|
40
|
49
|
59
|
51
|
66
|
93
|
77
|
38
|
26
|
41
|
46
|
49
|
52
|
50
|
60
|
|
2025/11
|
31
|
30
|
16
|
9
|
14
|
26
|
33
|
28
|
11
|
10
|
12
|
30
|
28
|
32
|
38
|
39
|
47
|
26
|
23
|
28
|
35
|
38
|
50
|
49
|
42
|
49
|
50
|
54
|
52
|
53
|
|
|
2025/10
|
40
|
32
|
26
|
31
|
18
|
16
|
27
|
34
|
34
|
44
|
47
|
35
|
24
|
27
|
36
|
37
|
45
|
40
|
19
|
12
|
13
|
15
|
20
|
32
|
36
|
47
|
42
|
44
|
52
|
52
|
32
|
|
2025/09
|
29
|
30
|
32
|
32
|
36
|
35
|
32
|
12
|
15
|
19
|
26
|
23
|
31
|
33
|
33
|
25
|
29
|
27
|
29
|
23
|
15
|
20
|
19
|
11
|
14
|
24
|
29
|
35
|
35
|
30
|
|
|
2025/08
|
23
|
21
|
21
|
27
|
17
|
18
|
24
|
26
|
38
|
33
|
35
|
37
|
35
|
28
|
13
|
21
|
27
|
13
|
16
|
18
|
23
|
28
|
34
|
24
|
22
|
24
|
30
|
24
|
28
|
23
|
27
|
|
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