Air Quality
Excellent
No health implications.
9
PM2.5
25
PM10
49
O3
0.3
CO
5
SO2
26
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Feb
60
Good
Thu
6 Feb
74
Good
Fri
7 Feb
65
Good
Sat
8 Feb
77
Good
Sun
9 Feb
89
Good
Mon
10 Feb
101
Light
Tue
11 Feb
65
Good
Air quality in the last 12 months (Yangcheng)
|
2024/12
|
49
|
55
|
55
|
66
|
29
|
35
|
29
|
50
|
75
|
94
|
122
|
114
|
57
|
43
|
43
|
55
|
77
|
73
|
64
|
74
|
40
|
68
|
86
|
107
|
105
|
84
|
51
|
33
|
55
|
66
|
63
|
|
2024/11
|
49
|
67
|
69
|
53
|
55
|
74
|
98
|
80
|
59
|
95
|
152
|
181
|
82
|
58
|
63
|
61
|
50
|
51
|
38
|
53
|
71
|
85
|
93
|
74
|
43
|
40
|
70
|
37
|
32
|
42
|
|
|
2024/10
|
58
|
49
|
54
|
56
|
65
|
77
|
105
|
126
|
108
|
51
|
75
|
95
|
112
|
112
|
119
|
132
|
65
|
28
|
31
|
23
|
44
|
25
|
38
|
57
|
85
|
81
|
49
|
134
|
105
|
108
|
114
|
|
2024/09
|
51
|
34
|
41
|
51
|
31
|
34
|
45
|
55
|
57
|
34
|
36
|
35
|
45
|
60
|
52
|
48
|
51
|
52
|
30
|
37
|
28
|
45
|
52
|
65
|
79
|
101
|
95
|
62
|
46
|
18
|
|
|
2024/08
|
46
|
51
|
37
|
32
|
42
|
35
|
26
|
35
|
31
|
92
|
44
|
30
|
45
|
41
|
47
|
52
|
40
|
43
|
50
|
33
|
31
|
44
|
47
|
54
|
45
|
30
|
25
|
32
|
38
|
47
|
48
|
|
2024/07
|
29
|
35
|
44
|
42
|
36
|
38
|
46
|
28
|
47
|
58
|
57
|
59
|
56
|
75
|
72
|
49
|
30
|
35
|
40
|
31
|
45
|
46
|
38
|
46
|
49
|
42
|
46
|
43
|
22
|
19
|
31
|
|
2024/06
|
59
|
49
|
47
|
59
|
57
|
63
|
57
|
51
|
56
|
53
|
59
|
58
|
64
|
49
|
61
|
44
|
35
|
45
|
49
|
53
|
32
|
54
|
61
|
107
|
90
|
82
|
55
|
54
|
48
|
50
|
|
|
2024/05
|
45
|
51
|
49
|
39
|
61
|
57
|
69
|
71
|
64
|
55
|
98
|
98
|
86
|
71
|
85
|
52
|
60
|
66
|
52
|
60
|
62
|
64
|
57
|
66
|
69
|
64
|
59
|
53
|
60
|
54
|
72
|
|
2024/04
|
83
|
102
|
87
|
60
|
61
|
72
|
74
|
66
|
72
|
69
|
64
|
62
|
57
|
41
|
69
|
75
|
80
|
72
|
52
|
42
|
74
|
80
|
82
|
71
|
82
|
70
|
63
|
63
|
64
|
36
|
|
|
2024/03
|
83
|
59
|
58
|
81
|
134
|
107
|
81
|
45
|
67
|
85
|
76
|
68
|
86
|
91
|
81
|
129
|
92
|
78
|
90
|
67
|
81
|
107
|
89
|
56
|
39
|
67
|
62
|
79
|
73
|
82
|
83
|
|
2024/02
|
97
|
103
|
91
|
82
|
117
|
137
|
188
|
140
|
114
|
136
|
83
|
75
|
81
|
77
|
79
|
66
|
66
|
133
|
129
|
47
|
39
|
36
|
38
|
68
|
104
|
91
|
77
|
90
|
100
|
||
|
2024/01
|
87
|
74
|
56
|
63
|
63
|
60
|
56
|
83
|
79
|
94
|
93
|
106
|
193
|
166
|
70
|
55
|
61
|
113
|
78
|
84
|
50
|
30
|
40
|
44
|
47
|
53
|
55
|
65
|
71
|
116
|
185
|
|
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