Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
57
*
PM2.5
98
PM10
94
O3
0.7
CO
14
SO2
22
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
27 Apr
109
Lightly
Sun
28 Apr
91
Good
Mon
29 Apr
83
Good
Tue
30 Apr
69
Good
Wed
1 May
73
Good
Thu
2 May
75
Good
Fri
3 May
75
Good
Air quality in the last 12 months (Huaiyang)
|
2024/02
|
68
|
65
|
98
|
97
|
124
|
163
|
183
|
173
|
153
|
282
|
117
|
76
|
64
|
98
|
52
|
56
|
47
|
57
|
62
|
26
|
83
|
38
|
41
|
103
|
156
|
108
|
83
|
79
|
111
|
||
|
2024/01
|
192
|
191
|
79
|
69
|
132
|
158
|
53
|
89
|
161
|
161
|
177
|
225
|
241
|
206
|
60
|
62
|
76
|
101
|
72
|
44
|
68
|
33
|
53
|
66
|
78
|
80
|
91
|
100
|
107
|
193
|
254
|
|
2023/12
|
55
|
63
|
109
|
97
|
81
|
103
|
84
|
64
|
101
|
51
|
47
|
77
|
65
|
48
|
50
|
41
|
45
|
38
|
87
|
81
|
66
|
64
|
69
|
122
|
110
|
121
|
164
|
145
|
255
|
208
|
184
|
|
2023/11
|
59
|
66
|
128
|
75
|
39
|
49
|
50
|
54
|
121
|
45
|
50
|
86
|
66
|
80
|
96
|
88
|
82
|
76
|
77
|
142
|
76
|
97
|
82
|
50
|
53
|
75
|
79
|
86
|
80
|
48
|
|
|
2023/10
|
58
|
44
|
42
|
48
|
63
|
63
|
47
|
29
|
45
|
75
|
85
|
93
|
110
|
80
|
79
|
108
|
96
|
95
|
44
|
44
|
65
|
56
|
65
|
79
|
107
|
111
|
133
|
181
|
113
|
72
|
61
|
|
2023/09
|
49
|
58
|
68
|
54
|
53
|
66
|
50
|
53
|
61
|
52
|
55
|
48
|
51
|
50
|
52
|
50
|
51
|
41
|
25
|
31
|
33
|
42
|
35
|
28
|
32
|
45
|
47
|
41
|
29
|
45
|
|
|
2023/08
|
30
|
33
|
41
|
36
|
39
|
31
|
36
|
49
|
56
|
65
|
57
|
43
|
32
|
41
|
49
|
53
|
57
|
58
|
49
|
43
|
32
|
41
|
53
|
43
|
55
|
44
|
30
|
31
|
38
|
53
|
55
|
|
2023/07
|
63
|
37
|
24
|
34
|
47
|
42
|
36
|
53
|
36
|
32
|
36
|
37
|
27
|
55
|
66
|
63
|
61
|
40
|
31
|
25
|
31
|
31
|
36
|
42
|
41
|
36
|
34
|
25
|
18
|
20
|
26
|
|
2023/06
|
62
|
64
|
56
|
27
|
34
|
45
|
64
|
56
|
71
|
86
|
80
|
74
|
68
|
71
|
71
|
62
|
45
|
27
|
24
|
54
|
61
|
68
|
66
|
62
|
33
|
45
|
43
|
30
|
34
|
67
|
|
|
2023/05
|
101
|
73
|
37
|
22
|
25
|
52
|
52
|
49
|
49
|
45
|
48
|
53
|
63
|
68
|
60
|
58
|
36
|
63
|
52
|
55
|
100
|
46
|
55
|
40
|
42
|
53
|
50
|
13
|
35
|
36
|
49
|
|
2023/04
|
63
|
67
|
32
|
25
|
30
|
64
|
71
|
61
|
67
|
71
|
327
|
463
|
156
|
179
|
223
|
93
|
79
|
96
|
80
|
86
|
91
|
51
|
27
|
39
|
50
|
47
|
49
|
73
|
188
|
102
|
|
|
2023/03
|
124
|
97
|
93
|
90
|
92
|
71
|
67
|
101
|
94
|
68
|
219
|
94
|
89
|
71
|
130
|
87
|
37
|
50
|
76
|
112
|
122
|
118
|
443
|
142
|
86
|
98
|
98
|
86
|
74
|
74
|
52
|
|
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