Air Quality
Excellent
No health implications.
21
PM2.5
44
PM10
38
O3
0.4
CO
7
SO2
33
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Apr
123
Light
Mon
20 Apr
101
Light
Tue
21 Apr
64
Good
Wed
22 Apr
47
Excellent
Thu
23 Apr
57
Good
Fri
24 Apr
23
Excellent
Sat
25 Apr
44
Excellent
Air quality in the last 12 months (Huaiyin)
|
2026/03
|
38
|
36
|
80
|
52
|
45
|
66
|
43
|
38
|
62
|
69
|
67
|
86
|
84
|
62
|
88
|
91
|
61
|
73
|
56
|
124
|
92
|
89
|
86
|
91
|
94
|
95
|
74
|
68
|
72
|
72
|
112
|
|
2026/02
|
71
|
78
|
81
|
109
|
141
|
51
|
50
|
48
|
45
|
78
|
135
|
119
|
95
|
98
|
95
|
44
|
87
|
114
|
75
|
64
|
45
|
205
|
63
|
38
|
69
|
24
|
37
|
56
|
|||
|
2026/01
|
52
|
47
|
54
|
78
|
115
|
109
|
74
|
62
|
68
|
90
|
55
|
65
|
105
|
139
|
169
|
212
|
70
|
41
|
29
|
39
|
48
|
59
|
78
|
121
|
87
|
36
|
86
|
61
|
47
|
43
|
43
|
|
2025/12
|
89
|
52
|
41
|
59
|
61
|
83
|
102
|
67
|
65
|
60
|
104
|
46
|
52
|
79
|
69
|
82
|
107
|
76
|
110
|
133
|
42
|
32
|
35
|
82
|
58
|
36
|
50
|
78
|
117
|
121
|
37
|
|
2025/11
|
176
|
111
|
38
|
47
|
40
|
49
|
55
|
29
|
82
|
67
|
39
|
54
|
99
|
138
|
118
|
103
|
41
|
54
|
60
|
58
|
134
|
137
|
122
|
108
|
69
|
68
|
188
|
133
|
92
|
95
|
|
|
2025/10
|
44
|
39
|
24
|
28
|
45
|
59
|
37
|
33
|
24
|
47
|
63
|
32
|
18
|
45
|
27
|
21
|
29
|
26
|
30
|
29
|
23
|
31
|
39
|
48
|
59
|
74
|
62
|
37
|
29
|
29
|
63
|
|
2025/09
|
22
|
20
|
28
|
24
|
34
|
32
|
48
|
34
|
25
|
30
|
32
|
26
|
25
|
34
|
44
|
43
|
20
|
19
|
15
|
29
|
39
|
22
|
24
|
15
|
24
|
22
|
23
|
35
|
49
|
48
|
|
|
2025/08
|
12
|
13
|
23
|
32
|
22
|
37
|
21
|
25
|
25
|
15
|
14
|
19
|
24
|
34
|
29
|
32
|
38
|
38
|
41
|
35
|
46
|
39
|
36
|
27
|
15
|
26
|
29
|
36
|
41
|
33
|
15
|
|
2025/07
|
36
|
33
|
39
|
42
|
42
|
40
|
43
|
15
|
24
|
51
|
44
|
32
|
36
|
27
|
39
|
39
|
33
|
46
|
27
|
27
|
21
|
21
|
20
|
21
|
28
|
26
|
24
|
19
|
22
|
22
|
14
|
|
2025/06
|
41
|
17
|
53
|
71
|
67
|
58
|
45
|
38
|
31
|
48
|
45
|
28
|
41
|
30
|
36
|
55
|
40
|
48
|
30
|
12
|
18
|
36
|
28
|
31
|
34
|
54
|
30
|
25
|
19
|
23
|
|
|
2025/05
|
54
|
58
|
40
|
32
|
26
|
60
|
59
|
47
|
15
|
30
|
43
|
45
|
48
|
71
|
90
|
43
|
69
|
47
|
73
|
58
|
39
|
57
|
61
|
54
|
51
|
51
|
49
|
44
|
40
|
53
|
68
|
|
2025/04
|
57
|
52
|
40
|
68
|
66
|
60
|
64
|
75
|
81
|
69
|
90
|
146
|
78
|
63
|
49
|
60
|
65
|
79
|
94
|
49
|
50
|
57
|
69
|
78
|
54
|
49
|
50
|
47
|
52
|
59
|
|
|
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