Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
40
PM2.5
76
*
PM10
86
O3
0.4
CO
10
SO2
28
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
2 May
123
Lightly
Fri
3 May
125
Lightly
Sat
4 May
122
Lightly
Sun
5 May
51
Good
Mon
6 May
47
Excellent
Tue
7 May
51
Good
Wed
8 May
51
Good
Air quality in the last 12 months (Hedong)
|
2024/02
|
35
|
57
|
98
|
64
|
113
|
107
|
34
|
54
|
225
|
69
|
122
|
183
|
218
|
153
|
44
|
68
|
72
|
96
|
29
|
43
|
33
|
30
|
39
|
74
|
95
|
86
|
67
|
92
|
47
|
||
|
2024/01
|
84
|
188
|
43
|
173
|
48
|
34
|
25
|
73
|
77
|
75
|
131
|
170
|
68
|
33
|
58
|
66
|
90
|
64
|
47
|
43
|
31
|
21
|
27
|
30
|
46
|
37
|
54
|
80
|
112
|
121
|
132
|
|
2023/12
|
34
|
60
|
93
|
169
|
198
|
90
|
159
|
176
|
71
|
47
|
42
|
72
|
64
|
49
|
28
|
22
|
36
|
97
|
67
|
21
|
29
|
54
|
83
|
80
|
173
|
131
|
48
|
100
|
183
|
246
|
41
|
|
2023/11
|
210
|
112
|
40
|
69
|
46
|
45
|
51
|
79
|
36
|
22
|
37
|
27
|
40
|
111
|
178
|
51
|
21
|
51
|
75
|
96
|
195
|
170
|
39
|
27
|
55
|
82
|
71
|
30
|
29
|
28
|
|
|
2023/10
|
41
|
60
|
45
|
44
|
35
|
69
|
68
|
59
|
50
|
38
|
58
|
65
|
64
|
32
|
74
|
47
|
81
|
51
|
27
|
24
|
51
|
116
|
129
|
143
|
177
|
52
|
67
|
128
|
187
|
194
|
155
|
|
2023/09
|
51
|
56
|
81
|
119
|
97
|
92
|
104
|
63
|
50
|
44
|
59
|
33
|
46
|
47
|
71
|
73
|
70
|
77
|
67
|
34
|
48
|
41
|
37
|
48
|
56
|
69
|
69
|
47
|
84
|
25
|
|
|
2023/08
|
39
|
42
|
50
|
48
|
36
|
27
|
35
|
56
|
71
|
42
|
56
|
30
|
44
|
49
|
51
|
60
|
78
|
70
|
82
|
52
|
44
|
38
|
55
|
34
|
58
|
50
|
40
|
41
|
38
|
52
|
49
|
|
2023/07
|
77
|
84
|
54
|
45
|
74
|
97
|
74
|
48
|
45
|
70
|
63
|
54
|
69
|
53
|
30
|
38
|
50
|
71
|
83
|
76
|
51
|
29
|
44
|
76
|
64
|
63
|
68
|
44
|
13
|
20
|
26
|
|
2023/06
|
69
|
43
|
61
|
63
|
64
|
48
|
67
|
59
|
47
|
44
|
47
|
46
|
46
|
62
|
96
|
97
|
94
|
89
|
48
|
60
|
50
|
73
|
85
|
71
|
50
|
50
|
74
|
53
|
59
|
83
|
|
|
2023/05
|
76
|
74
|
81
|
42
|
25
|
33
|
47
|
61
|
50
|
66
|
63
|
73
|
57
|
77
|
111
|
77
|
63
|
41
|
80
|
117
|
143
|
59
|
59
|
66
|
58
|
74
|
67
|
57
|
66
|
54
|
65
|
|
2023/04
|
83
|
82
|
75
|
57
|
41
|
53
|
35
|
59
|
92
|
116
|
329
|
409
|
308
|
165
|
104
|
54
|
77
|
77
|
91
|
80
|
54
|
34
|
48
|
53
|
63
|
65
|
73
|
53
|
53
|
57
|
|
|
2023/03
|
50
|
65
|
116
|
154
|
164
|
154
|
209
|
113
|
100
|
187
|
169
|
60
|
96
|
143
|
115
|
49
|
73
|
55
|
113
|
116
|
118
|
374
|
131
|
78
|
70
|
86
|
59
|
83
|
100
|
83
|
80
|
|
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