Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
43
*
PM2.5
64
PM10
88
O3
0.5
CO
7
SO2
8
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
17 Feb
193
Moderate
Wed
18 Feb
142
Light
Thu
19 Feb
132
Light
Fri
20 Feb
83
Good
Sat
21 Feb
86
Good
Sun
22 Feb
74
Good
Mon
23 Feb
16
Excellent
Air quality in the last 12 months (Xi County)
|
2026/01
|
50
|
84
|
80
|
79
|
128
|
70
|
38
|
59
|
58
|
93
|
65
|
70
|
93
|
97
|
80
|
99
|
132
|
55
|
43
|
43
|
51
|
77
|
83
|
108
|
155
|
157
|
120
|
86
|
84
|
75
|
76
|
|
2025/12
|
121
|
102
|
66
|
65
|
104
|
79
|
85
|
107
|
106
|
108
|
188
|
56
|
59
|
71
|
58
|
89
|
219
|
193
|
126
|
213
|
99
|
49
|
62
|
93
|
83
|
64
|
71
|
76
|
119
|
171
|
75
|
|
2025/11
|
64
|
73
|
85
|
61
|
70
|
83
|
25
|
54
|
71
|
88
|
57
|
51
|
66
|
92
|
85
|
93
|
32
|
27
|
26
|
38
|
63
|
58
|
64
|
112
|
97
|
71
|
170
|
90
|
65
|
70
|
|
|
2025/10
|
23
|
13
|
19
|
33
|
43
|
35
|
37
|
54
|
41
|
21
|
20
|
32
|
17
|
33
|
31
|
32
|
13
|
25
|
32
|
32
|
42
|
47
|
49
|
59
|
81
|
62
|
68
|
59
|
68
|
70
|
100
|
|
2025/09
|
24
|
30
|
34
|
34
|
34
|
38
|
45
|
29
|
23
|
22
|
18
|
11
|
21
|
19
|
20
|
32
|
17
|
12
|
10
|
20
|
36
|
22
|
15
|
18
|
27
|
16
|
18
|
22
|
20
|
15
|
|
|
2025/08
|
24
|
17
|
21
|
26
|
31
|
28
|
19
|
19
|
17
|
23
|
11
|
15
|
16
|
27
|
23
|
23
|
24
|
28
|
28
|
19
|
17
|
19
|
20
|
27
|
29
|
21
|
27
|
29
|
28
|
31
|
24
|
|
2025/07
|
20
|
16
|
17
|
19
|
28
|
30
|
32
|
36
|
18
|
32
|
49
|
29
|
21
|
24
|
29
|
33
|
32
|
32
|
33
|
28
|
23
|
16
|
13
|
16
|
23
|
24
|
22
|
19
|
23
|
27
|
28
|
|
2025/06
|
34
|
30
|
48
|
43
|
40
|
36
|
36
|
29
|
21
|
21
|
28
|
43
|
37
|
29
|
36
|
52
|
43
|
20
|
9
|
22
|
21
|
15
|
28
|
30
|
33
|
21
|
15
|
15
|
11
|
18
|
|
|
2025/05
|
58
|
75
|
52
|
45
|
52
|
146
|
120
|
58
|
56
|
33
|
39
|
41
|
47
|
61
|
68
|
45
|
123
|
90
|
82
|
53
|
39
|
55
|
67
|
60
|
47
|
57
|
62
|
60
|
50
|
43
|
29
|
|
2025/04
|
63
|
61
|
54
|
76
|
73
|
70
|
65
|
64
|
79
|
76
|
54
|
201
|
120
|
72
|
50
|
61
|
69
|
66
|
50
|
56
|
49
|
59
|
81
|
84
|
64
|
57
|
54
|
51
|
44
|
56
|
|
|
2025/03
|
99
|
65
|
34
|
47
|
65
|
78
|
78
|
75
|
96
|
97
|
74
|
110
|
109
|
44
|
53
|
49
|
38
|
49
|
46
|
44
|
36
|
53
|
59
|
68
|
46
|
64
|
111
|
114
|
87
|
69
|
73
|
|
2025/02
|
101
|
99
|
137
|
71
|
62
|
46
|
89
|
56
|
53
|
64
|
77
|
97
|
88
|
73
|
77
|
81
|
82
|
78
|
105
|
78
|
70
|
91
|
119
|
78
|
78
|
97
|
78
|
87
|
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13
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14
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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
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- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution