Air Quality
Excellent
No health implications.
5
PM2.5
8
PM10
68
O3
0.3
CO
5
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 May
60
Good
Sun
11 May
91
Good
Mon
12 May
100
Good
Tue
13 May
100
Good
Wed
14 May
99
Good
Thu
15 May
49
Excellent
Fri
16 May
21
Excellent
Air quality in the last 12 months (Huaiyin)
|
2025/02
|
75
|
119
|
41
|
27
|
43
|
93
|
46
|
33
|
52
|
62
|
63
|
76
|
58
|
68
|
77
|
72
|
54
|
69
|
64
|
76
|
89
|
54
|
49
|
48
|
71
|
85
|
95
|
94
|
|||
|
2025/01
|
115
|
71
|
65
|
106
|
131
|
42
|
55
|
48
|
52
|
52
|
79
|
98
|
76
|
102
|
47
|
64
|
70
|
83
|
100
|
75
|
122
|
102
|
104
|
189
|
72
|
65
|
35
|
57
|
95
|
133
|
64
|
|
2024/12
|
84
|
72
|
63
|
80
|
95
|
97
|
38
|
50
|
70
|
105
|
84
|
68
|
65
|
69
|
68
|
74
|
79
|
43
|
66
|
75
|
42
|
55
|
68
|
94
|
134
|
70
|
67
|
67
|
75
|
90
|
81
|
|
2024/11
|
92
|
52
|
80
|
51
|
49
|
52
|
59
|
61
|
61
|
57
|
109
|
174
|
125
|
65
|
65
|
70
|
58
|
45
|
47
|
66
|
81
|
76
|
65
|
64
|
44
|
28
|
43
|
51
|
55
|
57
|
|
|
2024/10
|
25
|
22
|
35
|
49
|
58
|
65
|
70
|
50
|
62
|
72
|
66
|
72
|
73
|
65
|
86
|
85
|
57
|
16
|
38
|
37
|
49
|
59
|
44
|
56
|
88
|
86
|
140
|
51
|
70
|
137
|
161
|
|
2024/09
|
37
|
28
|
40
|
46
|
27
|
33
|
45
|
60
|
41
|
30
|
19
|
37
|
54
|
40
|
28
|
43
|
54
|
49
|
61
|
45
|
20
|
33
|
44
|
55
|
66
|
92
|
71
|
47
|
50
|
29
|
|
|
2024/08
|
25
|
23
|
27
|
24
|
15
|
21
|
24
|
29
|
30
|
47
|
62
|
25
|
28
|
46
|
52
|
52
|
47
|
37
|
18
|
32
|
35
|
44
|
42
|
60
|
57
|
28
|
17
|
34
|
40
|
41
|
49
|
|
2024/07
|
41
|
41
|
33
|
25
|
17
|
13
|
24
|
34
|
51
|
60
|
59
|
59
|
77
|
59
|
57
|
20
|
34
|
48
|
24
|
15
|
27
|
34
|
38
|
42
|
31
|
23
|
29
|
12
|
15
|
22
|
24
|
|
2024/06
|
40
|
70
|
66
|
48
|
44
|
57
|
54
|
47
|
49
|
57
|
65
|
56
|
75
|
66
|
55
|
29
|
49
|
46
|
46
|
55
|
55
|
53
|
105
|
95
|
68
|
66
|
36
|
53
|
53
|
48
|
|
|
2024/05
|
55
|
56
|
69
|
47
|
51
|
60
|
72
|
67
|
73
|
73
|
216
|
73
|
75
|
96
|
63
|
58
|
68
|
79
|
67
|
62
|
70
|
55
|
55
|
75
|
70
|
46
|
43
|
46
|
53
|
56
|
55
|
|
2024/04
|
99
|
77
|
55
|
60
|
66
|
63
|
60
|
91
|
87
|
91
|
68
|
60
|
59
|
27
|
67
|
93
|
95
|
88
|
97
|
81
|
97
|
82
|
59
|
76
|
90
|
67
|
66
|
75
|
61
|
53
|
|
|
2024/03
|
48
|
85
|
93
|
149
|
100
|
65
|
82
|
37
|
62
|
80
|
108
|
94
|
80
|
73
|
61
|
82
|
108
|
98
|
104
|
61
|
98
|
91
|
85
|
81
|
41
|
48
|
48
|
143
|
154
|
104
|
74
|
|
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