Air Quality
Excellent
No health implications.
16
PM2.5
27
PM10
33
O3
0.6
CO
7
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Mar
54
Good
Sun
29 Mar
49
Excellent
Mon
30 Mar
48
Excellent
Tue
31 Mar
47
Excellent
Wed
1 Apr
50
Excellent
Thu
2 Apr
48
Excellent
Fri
3 Apr
34
Excellent
Air quality in the last 12 months (Huaiji)
|
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
|
|
2025/07
|
15
|
20
|
26
|
34
|
44
|
38
|
39
|
32
|
34
|
26
|
20
|
23
|
25
|
32
|
32
|
35
|
42
|
36
|
27
|
15
|
12
|
13
|
17
|
22
|
25
|
35
|
34
|
31
|
29
|
30
|
19
|
|
2025/06
|
37
|
30
|
19
|
35
|
41
|
36
|
31
|
26
|
29
|
28
|
21
|
17
|
17
|
15
|
13
|
21
|
15
|
16
|
19
|
21
|
18
|
23
|
25
|
26
|
31
|
22
|
15
|
19
|
23
|
19
|
|
|
2025/05
|
31
|
45
|
40
|
28
|
28
|
23
|
25
|
25
|
20
|
38
|
33
|
39
|
50
|
43
|
34
|
24
|
20
|
15
|
23
|
26
|
28
|
27
|
25
|
22
|
40
|
39
|
47
|
52
|
20
|
19
|
28
|
|
2025/04
|
32
|
47
|
60
|
67
|
76
|
71
|
74
|
65
|
70
|
56
|
52
|
92
|
194
|
147
|
92
|
85
|
83
|
71
|
42
|
37
|
32
|
39
|
38
|
33
|
16
|
34
|
38
|
24
|
46
|
51
|
|
|
2025/03
|
37
|
39
|
51
|
24
|
14
|
16
|
22
|
34
|
43
|
61
|
64
|
47
|
39
|
40
|
20
|
23
|
47
|
34
|
43
|
48
|
51
|
64
|
67
|
78
|
77
|
62
|
45
|
52
|
13
|
13
|
17
|
|
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