Air Quality
Excellent
No health implications.
4
PM2.5
18
PM10
58
O3
0.5
CO
5
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Oct
71
Good
Sun
18 Oct
71
Good
Mon
19 Oct
72
Good
Tue
20 Oct
73
Good
Wed
21 Oct
62
Good
Thu
22 Oct
47
Excellent
Fri
23 Oct
20
Excellent
Air quality in the last 12 months (Xiji)
|
2026/08
|
36
|
31
|
27
|
32
|
29
|
29
|
24
|
26
|
28
|
30
|
29
|
36
|
38
|
32
|
32
|
35
|
36
|
34
|
38
|
29
|
28
|
30
|
31
|
25
|
32
|
43
|
24
|
28
|
34
|
36
|
37
|
|
2026/07
|
42
|
39
|
34
|
33
|
36
|
38
|
42
|
40
|
40
|
46
|
26
|
26
|
25
|
35
|
33
|
30
|
44
|
89
|
36
|
49
|
36
|
35
|
39
|
42
|
44
|
38
|
25
|
22
|
23
|
106
|
37
|
|
2026/06
|
50
|
49
|
62
|
60
|
44
|
69
|
51
|
41
|
37
|
37
|
36
|
38
|
40
|
37
|
35
|
37
|
36
|
29
|
35
|
35
|
24
|
26
|
26
|
29
|
107
|
54
|
42
|
44
|
38
|
42
|
|
|
2026/05
|
35
|
63
|
37
|
39
|
38
|
76
|
43
|
38
|
47
|
73
|
58
|
52
|
32
|
181
|
71
|
30
|
34
|
39
|
33
|
31
|
178
|
108
|
50
|
25
|
87
|
127
|
76
|
53
|
44
|
44
|
69
|
|
2026/04
|
53
|
50
|
124
|
87
|
70
|
67
|
52
|
52
|
71
|
59
|
57
|
56
|
61
|
44
|
48
|
52
|
44
|
50
|
261
|
100
|
32
|
50
|
67
|
71
|
60
|
53
|
72
|
55
|
53
|
47
|
|
|
2026/03
|
63
|
41
|
70
|
79
|
68
|
63
|
60
|
43
|
47
|
40
|
56
|
177
|
398
|
68
|
75
|
71
|
66
|
103
|
90
|
86
|
95
|
103
|
81
|
77
|
69
|
50
|
53
|
39
|
45
|
32
|
51
|
|
2026/02
|
93
|
73
|
75
|
65
|
59
|
71
|
67
|
62
|
82
|
120
|
84
|
70
|
57
|
94
|
63
|
52
|
77
|
57
|
53
|
53
|
245
|
275
|
130
|
73
|
106
|
85
|
74
|
60
|
|||
|
2026/01
|
73
|
72
|
79
|
50
|
42
|
39
|
37
|
48
|
49
|
60
|
56
|
54
|
60
|
128
|
78
|
74
|
84
|
72
|
50
|
57
|
60
|
70
|
78
|
94
|
485
|
284
|
146
|
130
|
99
|
102
|
111
|
|
2025/12
|
78
|
59
|
60
|
56
|
48
|
43
|
49
|
53
|
55
|
81
|
76
|
104
|
74
|
60
|
64
|
62
|
47
|
55
|
54
|
44
|
47
|
75
|
68
|
57
|
40
|
49
|
47
|
56
|
47
|
66
|
61
|
|
2025/11
|
56
|
57
|
39
|
22
|
29
|
24
|
92
|
80
|
81
|
60
|
51
|
57
|
57
|
47
|
52
|
61
|
42
|
35
|
45
|
57
|
56
|
50
|
73
|
86
|
57
|
221
|
92
|
59
|
57
|
103
|
|
|
2025/10
|
26
|
17
|
19
|
39
|
69
|
25
|
19
|
10
|
14
|
12
|
17
|
26
|
26
|
29
|
35
|
38
|
21
|
32
|
52
|
22
|
23
|
22
|
22
|
20
|
37
|
47
|
40
|
40
|
46
|
61
|
57
|
|
2025/09
|
28
|
63
|
63
|
55
|
53
|
74
|
58
|
43
|
36
|
32
|
21
|
42
|
48
|
42
|
133
|
66
|
21
|
12
|
15
|
13
|
12
|
20
|
21
|
35
|
34
|
38
|
34
|
37
|
44
|
51
|
|
|
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