Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
18
PM2.5
78
*
PM10
112
O3
0.3
CO
5
SO2
11
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
14 May
83
Good
Thu
15 May
87
Good
Fri
16 May
103
Light
Sat
17 May
93
Good
Sun
18 May
99
Good
Mon
19 May
92
Good
Tue
20 May
15
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