Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
7
PM2.5
53
*
PM10
114
O3
0.1
CO
4
SO2
6
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
19 Apr
89
Good
Sat
20 Apr
84
Good
Sun
21 Apr
97
Good
Mon
22 Apr
91
Good
Tue
23 Apr
94
Good
Wed
24 Apr
57
Good
Thu
25 Apr
63
Good
Air quality in the last 12 months (Hedong)
|
2024/02
|
32
|
37
|
34
|
30
|
60
|
125
|
144
|
152
|
200
|
363
|
171
|
99
|
76
|
89
|
32
|
43
|
61
|
80
|
53
|
27
|
23
|
27
|
31
|
68
|
109
|
72
|
65
|
78
|
66
|
||
|
2024/01
|
76
|
192
|
239
|
138
|
97
|
103
|
43
|
63
|
121
|
44
|
171
|
237
|
145
|
107
|
46
|
84
|
75
|
65
|
48
|
60
|
54
|
27
|
36
|
54
|
79
|
79
|
108
|
112
|
151
|
129
|
111
|
|
2023/12
|
70
|
109
|
118
|
143
|
199
|
155
|
138
|
83
|
161
|
55
|
24
|
51
|
87
|
34
|
32
|
36
|
39
|
79
|
110
|
38
|
37
|
64
|
77
|
80
|
108
|
152
|
193
|
194
|
213
|
216
|
138
|
|
2023/11
|
75
|
75
|
102
|
63
|
56
|
45
|
59
|
72
|
99
|
28
|
38
|
47
|
39
|
86
|
160
|
98
|
47
|
53
|
70
|
97
|
99
|
192
|
113
|
37
|
40
|
67
|
142
|
86
|
56
|
40
|
|
|
2023/10
|
38
|
43
|
43
|
65
|
43
|
45
|
74
|
56
|
62
|
46
|
57
|
64
|
65
|
88
|
103
|
58
|
65
|
114
|
59
|
32
|
52
|
79
|
94
|
96
|
93
|
97
|
43
|
84
|
87
|
84
|
86
|
|
2023/09
|
62
|
66
|
44
|
44
|
44
|
52
|
57
|
59
|
44
|
43
|
59
|
45
|
30
|
39
|
51
|
72
|
76
|
62
|
50
|
30
|
27
|
46
|
52
|
44
|
32
|
54
|
54
|
60
|
42
|
46
|
|
|
2023/08
|
19
|
25
|
27
|
29
|
37
|
28
|
26
|
31
|
39
|
49
|
55
|
55
|
25
|
35
|
40
|
50
|
57
|
46
|
45
|
29
|
29
|
44
|
49
|
50
|
59
|
43
|
28
|
28
|
36
|
37
|
47
|
|
2023/07
|
38
|
30
|
34
|
31
|
55
|
35
|
43
|
55
|
57
|
44
|
31
|
35
|
32
|
51
|
57
|
46
|
40
|
36
|
35
|
32
|
25
|
30
|
43
|
62
|
51
|
32
|
18
|
13
|
16
|
18
|
22
|
|
2023/06
|
45
|
68
|
50
|
44
|
40
|
59
|
64
|
61
|
67
|
66
|
58
|
44
|
53
|
59
|
76
|
69
|
51
|
29
|
24
|
46
|
79
|
83
|
85
|
64
|
26
|
28
|
51
|
38
|
30
|
42
|
|
|
2023/05
|
73
|
69
|
54
|
22
|
39
|
57
|
43
|
39
|
54
|
78
|
59
|
56
|
67
|
88
|
69
|
64
|
51
|
33
|
41
|
77
|
225
|
83
|
83
|
43
|
58
|
65
|
59
|
29
|
33
|
63
|
57
|
|
2023/04
|
56
|
64
|
60
|
31
|
37
|
69
|
42
|
60
|
69
|
69
|
331
|
362
|
108
|
100
|
147
|
67
|
72
|
86
|
59
|
93
|
69
|
60
|
46
|
47
|
59
|
64
|
59
|
80
|
68
|
82
|
|
|
2023/03
|
130
|
63
|
94
|
125
|
147
|
123
|
105
|
114
|
152
|
97
|
118
|
65
|
72
|
70
|
221
|
65
|
48
|
101
|
105
|
75
|
105
|
86
|
218
|
97
|
76
|
103
|
114
|
111
|
114
|
74
|
77
|
|
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