Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
109
*
PM2.5
140
PM10
31
O3
1.6
CO
9
SO2
52
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
24 Jan
128
Light
Sat
25 Jan
116
Light
Sun
26 Jan
63
Good
Mon
27 Jan
65
Good
Tue
28 Jan
99
Good
Wed
29 Jan
16
Excellent
Thu
30 Jan
15
Excellent
Air quality in the last 12 months (Yichuan)
|
2024/12
|
70
|
68
|
62
|
67
|
57
|
63
|
50
|
55
|
73
|
78
|
78
|
84
|
62
|
58
|
65
|
75
|
84
|
63
|
74
|
79
|
46
|
65
|
88
|
111
|
113
|
75
|
54
|
60
|
75
|
86
|
81
|
|
2024/11
|
69
|
61
|
68
|
56
|
62
|
66
|
80
|
85
|
85
|
105
|
102
|
95
|
55
|
48
|
69
|
67
|
49
|
51
|
44
|
59
|
70
|
86
|
102
|
96
|
50
|
48
|
70
|
52
|
51
|
62
|
|
|
2024/10
|
67
|
53
|
49
|
58
|
63
|
76
|
66
|
62
|
79
|
58
|
64
|
63
|
59
|
75
|
70
|
96
|
65
|
35
|
30
|
24
|
32
|
32
|
50
|
58
|
65
|
63
|
57
|
60
|
68
|
63
|
62
|
|
2024/09
|
47
|
50
|
39
|
42
|
34
|
43
|
30
|
45
|
52
|
45
|
40
|
37
|
46
|
32
|
48
|
41
|
40
|
45
|
38
|
29
|
26
|
46
|
53
|
64
|
74
|
69
|
81
|
62
|
33
|
26
|
|
|
2024/08
|
43
|
48
|
32
|
34
|
33
|
36
|
22
|
33
|
43
|
103
|
42
|
38
|
42
|
41
|
36
|
40
|
42
|
31
|
31
|
34
|
34
|
45
|
50
|
51
|
46
|
17
|
26
|
36
|
43
|
42
|
45
|
|
2024/07
|
33
|
45
|
39
|
37
|
34
|
42
|
44
|
35
|
40
|
47
|
48
|
46
|
52
|
56
|
42
|
26
|
29
|
26
|
37
|
21
|
30
|
41
|
35
|
27
|
57
|
53
|
49
|
54
|
39
|
23
|
39
|
|
2024/06
|
65
|
45
|
50
|
47
|
33
|
51
|
50
|
56
|
58
|
55
|
68
|
66
|
63
|
57
|
59
|
52
|
42
|
41
|
42
|
46
|
39
|
59
|
69
|
98
|
91
|
87
|
67
|
66
|
60
|
50
|
|
|
2024/05
|
44
|
45
|
50
|
39
|
49
|
47
|
55
|
58
|
62
|
58
|
130
|
65
|
62
|
64
|
77
|
59
|
80
|
76
|
57
|
62
|
63
|
62
|
57
|
65
|
63
|
57
|
55
|
52
|
46
|
60
|
70
|
|
2024/04
|
70
|
57
|
52
|
66
|
70
|
73
|
76
|
67
|
62
|
59
|
55
|
56
|
53
|
54
|
88
|
69
|
76
|
73
|
67
|
75
|
82
|
100
|
170
|
91
|
77
|
69
|
67
|
63
|
56
|
41
|
|
|
2024/03
|
52
|
64
|
67
|
72
|
100
|
66
|
88
|
61
|
77
|
84
|
76
|
64
|
81
|
74
|
71
|
159
|
94
|
131
|
112
|
84
|
83
|
126
|
111
|
36
|
46
|
63
|
76
|
82
|
87
|
72
|
76
|
|
2024/02
|
122
|
115
|
108
|
99
|
112
|
125
|
117
|
129
|
149
|
201
|
76
|
79
|
90
|
115
|
69
|
64
|
66
|
350
|
271
|
43
|
53
|
65
|
56
|
93
|
109
|
99
|
88
|
94
|
71
|
||
|
2024/01
|
85
|
88
|
79
|
81
|
82
|
69
|
65
|
96
|
100
|
76
|
94
|
116
|
130
|
102
|
69
|
82
|
95
|
96
|
80
|
81
|
29
|
29
|
54
|
55
|
60
|
72
|
80
|
82
|
88
|
105
|
134
|
|
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