Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
42
PM2.5
133
*
PM10
123
O3
0.4
CO
5
SO2
14
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
3 Apr
84
Good
Fri
4 Apr
111
Light
Sat
5 Apr
79
Good
Sun
6 Apr
79
Good
Mon
7 Apr
91
Good
Tue
8 Apr
84
Good
Wed
9 Apr
25
Excellent
Air quality in the last 12 months (Yichuan)
|
2025/02
|
125
|
95
|
38
|
53
|
38
|
89
|
55
|
37
|
58
|
72
|
75
|
76
|
73
|
78
|
77
|
77
|
75
|
81
|
74
|
78
|
91
|
78
|
51
|
55
|
70
|
70
|
74
|
75
|
|||
|
2025/01
|
95
|
72
|
73
|
92
|
102
|
57
|
56
|
55
|
54
|
68
|
75
|
72
|
95
|
62
|
44
|
61
|
84
|
95
|
92
|
97
|
100
|
114
|
138
|
129
|
59
|
71
|
38
|
79
|
153
|
107
|
127
|
|
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
|
|
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