Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
23
PM2.5
92
*
PM10
141
O3
0.3
CO
4
SO2
21
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
9 Jun
112
Light
Tue
10 Jun
117
Light
Wed
11 Jun
128
Light
Thu
12 Jun
132
Light
Fri
13 Jun
122
Light
Sat
14 Jun
102
Light
Sun
15 Jun
36
Excellent
Air quality in the last 12 months (Yichuan)
|
2025/05
|
76
|
95
|
47
|
88
|
230
|
268
|
139
|
103
|
61
|
48
|
51
|
59
|
64
|
68
|
62
|
93
|
182
|
86
|
74
|
67
|
70
|
144
|
55
|
52
|
47
|
40
|
47
|
55
|
58
|
57
|
41
|
|
2025/04
|
70
|
70
|
81
|
103
|
70
|
88
|
101
|
107
|
100
|
63
|
154
|
191
|
128
|
58
|
57
|
114
|
122
|
88
|
68
|
72
|
124
|
159
|
101
|
59
|
63
|
62
|
54
|
49
|
62
|
118
|
|
|
2025/03
|
87
|
78
|
34
|
46
|
65
|
69
|
71
|
78
|
69
|
75
|
172
|
197
|
95
|
71
|
45
|
39
|
48
|
46
|
48
|
49
|
60
|
73
|
119
|
260
|
237
|
273
|
201
|
165
|
64
|
59
|
63
|
|
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
|
|
|
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