Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
13
PM2.5
63
*
PM10
107
O3
0.5
CO
5
SO2
5
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
19 Feb
80
Good
Fri
20 Feb
89
Good
Sat
21 Feb
160
Moderate
Sun
22 Feb
109
Light
Mon
23 Feb
97
Good
Tue
24 Feb
97
Good
Wed
25 Feb
48
Excellent
Air quality in the last 12 months (Yichuan)
|
2026/01
|
88
|
90
|
116
|
112
|
70
|
44
|
58
|
63
|
69
|
74
|
59
|
74
|
83
|
99
|
109
|
84
|
91
|
81
|
40
|
34
|
54
|
69
|
88
|
90
|
117
|
143
|
116
|
121
|
109
|
122
|
120
|
|
2025/12
|
83
|
51
|
53
|
70
|
81
|
97
|
90
|
79
|
92
|
107
|
94
|
65
|
96
|
101
|
95
|
102
|
86
|
80
|
85
|
57
|
65
|
76
|
96
|
84
|
54
|
64
|
75
|
90
|
87
|
74
|
64
|
|
2025/11
|
64
|
66
|
70
|
74
|
82
|
69
|
41
|
50
|
91
|
90
|
83
|
73
|
59
|
75
|
83
|
66
|
22
|
32
|
57
|
67
|
72
|
83
|
89
|
114
|
79
|
192
|
199
|
108
|
102
|
96
|
|
|
2025/10
|
49
|
32
|
41
|
36
|
32
|
21
|
22
|
26
|
15
|
14
|
20
|
23
|
36
|
43
|
29
|
36
|
31
|
31
|
43
|
35
|
36
|
47
|
61
|
65
|
44
|
52
|
56
|
64
|
68
|
74
|
61
|
|
2025/09
|
42
|
41
|
18
|
15
|
43
|
49
|
61
|
57
|
50
|
46
|
30
|
24
|
41
|
51
|
51
|
35
|
26
|
20
|
21
|
42
|
23
|
18
|
28
|
36
|
42
|
43
|
34
|
44
|
47
|
56
|
|
|
2025/08
|
40
|
46
|
48
|
41
|
32
|
40
|
41
|
37
|
27
|
33
|
40
|
43
|
46
|
49
|
37
|
19
|
35
|
38
|
36
|
27
|
38
|
44
|
24
|
28
|
41
|
39
|
26
|
22
|
27
|
37
|
37
|
|
2025/07
|
30
|
24
|
28
|
34
|
25
|
36
|
31
|
37
|
42
|
43
|
48
|
53
|
50
|
44
|
50
|
48
|
45
|
48
|
45
|
28
|
35
|
46
|
29
|
26
|
28
|
28
|
31
|
41
|
42
|
38
|
40
|
|
2025/06
|
44
|
43
|
42
|
50
|
50
|
54
|
59
|
48
|
60
|
56
|
57
|
54
|
57
|
45
|
46
|
50
|
48
|
43
|
27
|
36
|
35
|
41
|
43
|
47
|
47
|
32
|
37
|
28
|
41
|
30
|
|
|
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
|
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1
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6
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7
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8
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9
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10
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11
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12
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13
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14
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15
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16
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17
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18
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19
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20
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21
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22
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23
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24
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25
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26
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27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution