Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
94
*
PM2.5
135
PM10
9
O3
0.9
CO
6
SO2
79
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
14 Mar
92
Good
Sun
15 Mar
86
Good
Mon
16 Mar
112
Light
Tue
17 Mar
145
Light
Wed
18 Mar
87
Good
Thu
19 Mar
27
Excellent
Fri
20 Mar
16
Excellent
Air quality in the last 12 months (Hedong)
|
2026/02
|
135
|
33
|
115
|
150
|
82
|
43
|
35
|
38
|
85
|
75
|
97
|
101
|
149
|
119
|
24
|
33
|
105
|
40
|
61
|
70
|
171
|
49
|
46
|
80
|
72
|
57
|
49
|
55
|
|||
|
2026/01
|
43
|
68
|
117
|
173
|
109
|
134
|
16
|
70
|
91
|
38
|
32
|
75
|
48
|
68
|
116
|
80
|
37
|
44
|
23
|
22
|
33
|
89
|
81
|
133
|
51
|
63
|
67
|
52
|
67
|
59
|
64
|
|
2025/12
|
48
|
23
|
37
|
41
|
63
|
137
|
76
|
22
|
84
|
135
|
62
|
36
|
46
|
83
|
134
|
109
|
110
|
165
|
211
|
17
|
28
|
58
|
52
|
34
|
26
|
55
|
92
|
194
|
42
|
43
|
22
|
|
2025/11
|
67
|
14
|
41
|
121
|
153
|
121
|
49
|
86
|
49
|
85
|
134
|
153
|
25
|
86
|
127
|
46
|
23
|
42
|
63
|
34
|
69
|
97
|
113
|
69
|
32
|
80
|
32
|
97
|
129
|
116
|
|
|
2025/10
|
84
|
43
|
34
|
54
|
37
|
15
|
50
|
34
|
11
|
15
|
25
|
46
|
57
|
48
|
82
|
54
|
37
|
17
|
25
|
24
|
44
|
66
|
76
|
99
|
122
|
60
|
44
|
168
|
195
|
130
|
72
|
|
2025/09
|
40
|
45
|
56
|
58
|
55
|
29
|
44
|
45
|
49
|
38
|
63
|
75
|
64
|
56
|
62
|
34
|
22
|
33
|
39
|
49
|
64
|
35
|
50
|
59
|
57
|
51
|
58
|
55
|
56
|
82
|
|
|
2025/08
|
49
|
43
|
31
|
33
|
41
|
63
|
32
|
26
|
39
|
37
|
36
|
41
|
32
|
45
|
57
|
20
|
43
|
29
|
33
|
35
|
18
|
24
|
32
|
23
|
30
|
46
|
44
|
15
|
46
|
20
|
30
|
|
2025/07
|
37
|
42
|
27
|
55
|
35
|
19
|
34
|
34
|
57
|
53
|
60
|
51
|
28
|
32
|
37
|
27
|
24
|
49
|
31
|
50
|
54
|
45
|
23
|
34
|
42
|
38
|
40
|
41
|
17
|
29
|
36
|
|
2025/06
|
83
|
50
|
20
|
26
|
53
|
68
|
57
|
50
|
52
|
39
|
49
|
61
|
69
|
62
|
25
|
13
|
37
|
55
|
32
|
34
|
41
|
46
|
55
|
66
|
45
|
57
|
55
|
71
|
93
|
36
|
|
|
2025/05
|
45
|
64
|
34
|
53
|
77
|
40
|
65
|
85
|
38
|
29
|
60
|
65
|
71
|
46
|
30
|
84
|
47
|
63
|
93
|
105
|
71
|
77
|
59
|
43
|
60
|
81
|
63
|
65
|
70
|
67
|
65
|
|
2025/04
|
56
|
21
|
53
|
71
|
24
|
74
|
70
|
50
|
55
|
69
|
96
|
122
|
73
|
53
|
62
|
94
|
72
|
50
|
48
|
70
|
100
|
47
|
61
|
41
|
60
|
86
|
63
|
52
|
62
|
80
|
|
|
2025/03
|
196
|
68
|
37
|
55
|
81
|
37
|
51
|
128
|
132
|
115
|
130
|
84
|
98
|
63
|
52
|
26
|
34
|
30
|
51
|
47
|
42
|
61
|
112
|
97
|
60
|
91
|
64
|
46
|
25
|
53
|
66
|
|
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