Air Quality
Excellent
No health implications.
34
PM2.5
45
PM10
20
O3
0.6
CO
6
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Sep
66
Good
Mon
21 Sep
91
Good
Tue
22 Sep
62
Good
Wed
23 Sep
66
Good
Thu
24 Sep
55
Good
Fri
25 Sep
28
Excellent
Sat
26 Sep
49
Excellent
Air quality in the last 12 months (Xi County)
|
2026/08
|
22
|
26
|
29
|
37
|
44
|
38
|
49
|
48
|
44
|
31
|
16
|
17
|
23
|
27
|
22
|
24
|
34
|
43
|
51
|
41
|
27
|
23
|
21
|
24
|
26
|
32
|
41
|
47
|
28
|
33
|
40
|
|
2026/07
|
31
|
27
|
23
|
16
|
17
|
17
|
15
|
21
|
22
|
27
|
32
|
28
|
30
|
35
|
32
|
31
|
26
|
34
|
41
|
43
|
35
|
23
|
22
|
27
|
29
|
37
|
20
|
29
|
17
|
23
|
21
|
|
2026/06
|
63
|
68
|
60
|
64
|
62
|
56
|
36
|
35
|
38
|
38
|
48
|
44
|
34
|
40
|
42
|
37
|
47
|
45
|
30
|
29
|
36
|
28
|
29
|
25
|
33
|
54
|
62
|
59
|
55
|
45
|
|
|
2026/05
|
43
|
33
|
31
|
33
|
38
|
40
|
51
|
43
|
44
|
46
|
45
|
57
|
61
|
52
|
42
|
37
|
34
|
25
|
26
|
20
|
29
|
43
|
42
|
35
|
22
|
18
|
29
|
51
|
53
|
55
|
51
|
|
2026/04
|
57
|
53
|
33
|
73
|
77
|
74
|
63
|
47
|
27
|
47
|
63
|
55
|
32
|
29
|
40
|
57
|
60
|
57
|
61
|
67
|
42
|
27
|
35
|
30
|
39
|
44
|
52
|
41
|
35
|
38
|
|
|
2026/03
|
39
|
49
|
67
|
95
|
73
|
82
|
76
|
80
|
104
|
90
|
92
|
136
|
83
|
105
|
76
|
100
|
59
|
73
|
76
|
79
|
72
|
72
|
93
|
89
|
74
|
72
|
68
|
62
|
66
|
62
|
80
|
|
2026/02
|
70
|
87
|
93
|
83
|
107
|
96
|
66
|
75
|
59
|
73
|
86
|
81
|
70
|
73
|
96
|
54
|
154
|
78
|
74
|
56
|
41
|
159
|
169
|
44
|
36
|
38
|
76
|
49
|
|||
|
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
|
|
|
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