Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
49
*
PM2.5
76
PM10
58
O3
0.5
CO
7
SO2
15
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
25 Feb
95
Good
Thu
26 Feb
55
Good
Fri
27 Feb
49
Excellent
Sat
28 Feb
51
Good
Sun
1 Mar
53
Good
Mon
2 Mar
83
Good
Tue
3 Mar
15
Excellent
Air quality in the last 12 months (Yi County)
|
2026/01
|
49
|
65
|
87
|
78
|
38
|
66
|
39
|
53
|
97
|
32
|
21
|
53
|
34
|
68
|
62
|
27
|
32
|
34
|
38
|
39
|
38
|
50
|
55
|
52
|
35
|
73
|
32
|
49
|
55
|
59
|
65
|
|
2025/12
|
41
|
26
|
40
|
48
|
55
|
88
|
63
|
37
|
70
|
88
|
29
|
55
|
91
|
93
|
119
|
63
|
77
|
111
|
108
|
28
|
32
|
55
|
56
|
47
|
30
|
40
|
85
|
123
|
40
|
38
|
37
|
|
2025/11
|
70
|
35
|
63
|
59
|
122
|
56
|
57
|
139
|
39
|
45
|
50
|
73
|
46
|
92
|
156
|
66
|
39
|
56
|
72
|
42
|
62
|
88
|
130
|
134
|
32
|
63
|
36
|
74
|
69
|
35
|
|
|
2025/10
|
71
|
62
|
45
|
44
|
33
|
27
|
45
|
24
|
29
|
36
|
45
|
34
|
56
|
87
|
55
|
31
|
37
|
23
|
26
|
25
|
36
|
43
|
46
|
61
|
85
|
38
|
44
|
61
|
120
|
49
|
59
|
|
2025/09
|
42
|
42
|
53
|
48
|
42
|
26
|
31
|
24
|
34
|
29
|
51
|
37
|
35
|
32
|
22
|
26
|
16
|
19
|
37
|
39
|
34
|
40
|
38
|
29
|
33
|
50
|
72
|
47
|
49
|
62
|
|
|
2025/08
|
33
|
32
|
28
|
16
|
20
|
14
|
19
|
22
|
22
|
22
|
34
|
34
|
21
|
29
|
34
|
28
|
19
|
34
|
46
|
27
|
36
|
19
|
35
|
16
|
19
|
20
|
29
|
11
|
28
|
38
|
35
|
|
2025/07
|
37
|
31
|
18
|
30
|
44
|
20
|
27
|
38
|
28
|
33
|
40
|
34
|
17
|
20
|
26
|
20
|
12
|
18
|
33
|
19
|
24
|
35
|
23
|
23
|
34
|
36
|
38
|
30
|
21
|
17
|
25
|
|
2025/06
|
27
|
56
|
36
|
18
|
43
|
29
|
17
|
42
|
31
|
20
|
36
|
46
|
31
|
34
|
28
|
20
|
23
|
41
|
34
|
23
|
22
|
29
|
46
|
43
|
43
|
46
|
43
|
26
|
42
|
32
|
|
|
2025/05
|
36
|
36
|
39
|
28
|
36
|
39
|
50
|
64
|
31
|
38
|
64
|
74
|
66
|
58
|
63
|
52
|
32
|
30
|
57
|
70
|
68
|
77
|
32
|
45
|
36
|
52
|
71
|
61
|
49
|
66
|
50
|
|
2025/04
|
86
|
31
|
60
|
56
|
42
|
53
|
82
|
37
|
36
|
60
|
63
|
46
|
20
|
19
|
45
|
63
|
69
|
20
|
27
|
51
|
36
|
23
|
50
|
54
|
37
|
59
|
31
|
40
|
65
|
50
|
|
|
2025/03
|
141
|
45
|
38
|
60
|
98
|
47
|
76
|
84
|
170
|
122
|
110
|
85
|
56
|
47
|
46
|
41
|
54
|
28
|
59
|
91
|
59
|
72
|
136
|
63
|
89
|
111
|
58
|
31
|
25
|
29
|
65
|
|
2025/02
|
78
|
77
|
36
|
28
|
37
|
63
|
61
|
41
|
45
|
83
|
100
|
47
|
80
|
84
|
121
|
44
|
26
|
28
|
37
|
40
|
35
|
36
|
38
|
72
|
71
|
73
|
133
|
208
|
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1
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5
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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
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28
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29
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30
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31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution