Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
26
PM2.5
69
*
PM10
83
O3
0.4
CO
14
SO2
18
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
15 Dec
106
Light
Tue
16 Dec
143
Light
Wed
17 Dec
125
Light
Thu
18 Dec
136
Light
Fri
19 Dec
147
Light
Sat
20 Dec
120
Light
Sun
21 Dec
28
Excellent
Air quality in the last 12 months (Hedong)
|
2025/11
|
116
|
73
|
47
|
77
|
61
|
63
|
71
|
29
|
85
|
70
|
70
|
77
|
99
|
136
|
199
|
166
|
28
|
47
|
60
|
88
|
93
|
151
|
118
|
169
|
44
|
96
|
124
|
126
|
121
|
200
|
|
|
2025/10
|
61
|
10
|
12
|
31
|
27
|
26
|
24
|
36
|
27
|
40
|
28
|
18
|
19
|
41
|
30
|
36
|
42
|
25
|
28
|
30
|
32
|
46
|
44
|
46
|
76
|
84
|
66
|
80
|
62
|
50
|
81
|
|
2025/09
|
17
|
36
|
29
|
27
|
29
|
24
|
55
|
56
|
40
|
42
|
26
|
7
|
28
|
55
|
48
|
15
|
17
|
17
|
9
|
24
|
38
|
33
|
21
|
19
|
39
|
46
|
31
|
28
|
63
|
47
|
|
|
2025/08
|
15
|
17
|
23
|
34
|
28
|
37
|
43
|
24
|
13
|
14
|
12
|
21
|
15
|
26
|
36
|
32
|
32
|
39
|
37
|
35
|
37
|
44
|
39
|
40
|
50
|
29
|
29
|
37
|
33
|
29
|
20
|
|
2025/07
|
35
|
24
|
25
|
25
|
27
|
34
|
35
|
21
|
29
|
36
|
35
|
25
|
38
|
18
|
34
|
28
|
23
|
36
|
36
|
27
|
20
|
17
|
18
|
20
|
24
|
23
|
29
|
20
|
19
|
25
|
20
|
|
2025/06
|
46
|
28
|
44
|
51
|
60
|
60
|
73
|
75
|
54
|
40
|
51
|
49
|
35
|
33
|
35
|
38
|
32
|
48
|
24
|
14
|
33
|
40
|
49
|
34
|
46
|
47
|
24
|
26
|
12
|
18
|
|
|
2025/05
|
52
|
59
|
41
|
43
|
27
|
49
|
60
|
50
|
11
|
24
|
46
|
55
|
51
|
70
|
50
|
57
|
76
|
45
|
78
|
67
|
66
|
65
|
48
|
47
|
50
|
65
|
70
|
46
|
47
|
53
|
62
|
|
2025/04
|
65
|
45
|
58
|
63
|
53
|
84
|
70
|
90
|
79
|
74
|
65
|
110
|
52
|
52
|
54
|
62
|
83
|
88
|
65
|
63
|
53
|
78
|
68
|
86
|
70
|
52
|
67
|
49
|
56
|
65
|
|
|
2025/03
|
61
|
25
|
44
|
53
|
80
|
82
|
80
|
101
|
120
|
104
|
105
|
157
|
84
|
61
|
56
|
37
|
54
|
34
|
53
|
66
|
60
|
62
|
93
|
97
|
127
|
82
|
106
|
90
|
44
|
57
|
65
|
|
2025/02
|
76
|
110
|
80
|
44
|
47
|
54
|
48
|
33
|
44
|
84
|
72
|
98
|
98
|
75
|
108
|
111
|
46
|
63
|
58
|
54
|
75
|
55
|
60
|
59
|
74
|
111
|
161
|
181
|
|||
|
2025/01
|
134
|
110
|
65
|
111
|
176
|
72
|
46
|
52
|
41
|
46
|
94
|
108
|
128
|
108
|
41
|
77
|
81
|
123
|
149
|
128
|
131
|
146
|
73
|
50
|
92
|
88
|
39
|
35
|
144
|
87
|
100
|
|
2024/12
|
99
|
85
|
46
|
111
|
166
|
139
|
73
|
46
|
81
|
105
|
63
|
48
|
86
|
67
|
84
|
112
|
97
|
40
|
49
|
101
|
58
|
51
|
79
|
120
|
156
|
79
|
67
|
64
|
75
|
128
|
92
|
|
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