Air Quality
Excellent
No health implications.
3
PM2.5
17
PM10
53
O3
0.3
CO
2
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Nov
44
Excellent
Thu
28 Nov
48
Excellent
Fri
29 Nov
54
Good
Sat
30 Nov
62
Good
Sun
1 Dec
72
Good
Mon
2 Dec
38
Excellent
Tue
3 Dec
25
Excellent
Air quality in the last 12 months (Hedong)
|
2024/10
|
13
|
20
|
45
|
56
|
70
|
74
|
31
|
49
|
102
|
32
|
73
|
119
|
147
|
178
|
97
|
45
|
106
|
40
|
14
|
38
|
53
|
43
|
66
|
121
|
149
|
200
|
108
|
67
|
117
|
114
|
148
|
|
2024/09
|
34
|
18
|
39
|
54
|
34
|
32
|
36
|
50
|
93
|
23
|
21
|
38
|
49
|
47
|
35
|
44
|
66
|
37
|
47
|
25
|
10
|
18
|
40
|
63
|
89
|
35
|
35
|
55
|
50
|
8
|
|
|
2024/08
|
43
|
51
|
47
|
25
|
16
|
45
|
55
|
49
|
52
|
55
|
55
|
29
|
26
|
37
|
42
|
52
|
60
|
31
|
24
|
17
|
27
|
34
|
44
|
37
|
46
|
25
|
22
|
45
|
46
|
60
|
44
|
|
2024/07
|
45
|
53
|
40
|
83
|
73
|
29
|
69
|
29
|
60
|
58
|
68
|
70
|
97
|
98
|
52
|
59
|
33
|
28
|
37
|
43
|
42
|
39
|
47
|
50
|
28
|
29
|
30
|
27
|
32
|
17
|
27
|
|
2024/06
|
38
|
52
|
48
|
52
|
65
|
66
|
60
|
47
|
87
|
98
|
86
|
63
|
77
|
43
|
52
|
48
|
44
|
52
|
53
|
45
|
81
|
126
|
82
|
46
|
57
|
66
|
54
|
58
|
60
|
55
|
|
|
2024/05
|
45
|
57
|
64
|
66
|
67
|
81
|
83
|
73
|
72
|
76
|
181
|
48
|
76
|
83
|
32
|
56
|
72
|
88
|
54
|
25
|
39
|
75
|
62
|
30
|
39
|
31
|
37
|
44
|
60
|
59
|
26
|
|
2024/04
|
73
|
66
|
57
|
52
|
68
|
82
|
81
|
85
|
52
|
71
|
151
|
61
|
78
|
58
|
112
|
55
|
84
|
104
|
69
|
65
|
80
|
87
|
32
|
52
|
96
|
92
|
89
|
37
|
45
|
40
|
|
|
2024/03
|
34
|
99
|
69
|
66
|
72
|
98
|
81
|
23
|
63
|
108
|
160
|
112
|
88
|
120
|
89
|
136
|
56
|
88
|
108
|
57
|
77
|
68
|
101
|
68
|
73
|
78
|
92
|
213
|
129
|
79
|
86
|
|
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
|
|
|
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