Air Quality
Excellent
No health implications.
34
PM2.5
46
PM10
28
O3
0.6
CO
3
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Feb
60
Good
Wed
11 Feb
59
Good
Thu
12 Feb
65
Good
Fri
13 Feb
71
Good
Sat
14 Feb
72
Good
Sun
15 Feb
97
Good
Mon
16 Feb
19
Excellent
Xian'an Air quality rank
Air quality in the last 12 months (Xian'an)
|
2026/01
|
32
|
51
|
58
|
59
|
89
|
63
|
50
|
61
|
67
|
64
|
73
|
68
|
67
|
55
|
90
|
88
|
164
|
175
|
28
|
51
|
64
|
76
|
60
|
68
|
74
|
126
|
103
|
57
|
66
|
28
|
44
|
|
2025/12
|
72
|
100
|
65
|
72
|
95
|
70
|
89
|
120
|
101
|
103
|
121
|
105
|
39
|
47
|
51
|
56
|
138
|
137
|
76
|
142
|
73
|
46
|
53
|
88
|
73
|
62
|
73
|
68
|
66
|
108
|
99
|
|
2025/11
|
47
|
51
|
64
|
60
|
49
|
46
|
38
|
25
|
46
|
55
|
73
|
56
|
53
|
50
|
50
|
50
|
51
|
32
|
31
|
39
|
47
|
54
|
65
|
54
|
84
|
55
|
92
|
70
|
58
|
52
|
|
|
2025/10
|
34
|
36
|
31
|
41
|
53
|
37
|
42
|
43
|
41
|
48
|
62
|
70
|
43
|
49
|
53
|
29
|
40
|
12
|
12
|
25
|
21
|
30
|
40
|
42
|
57
|
62
|
62
|
54
|
62
|
72
|
48
|
|
2025/09
|
15
|
19
|
22
|
22
|
28
|
36
|
33
|
26
|
23
|
21
|
15
|
19
|
27
|
24
|
25
|
30
|
34
|
24
|
20
|
20
|
32
|
44
|
32
|
10
|
17
|
35
|
41
|
41
|
40
|
34
|
|
|
2025/08
|
32
|
35
|
39
|
34
|
28
|
21
|
13
|
12
|
20
|
29
|
14
|
16
|
26
|
21
|
11
|
16
|
18
|
25
|
20
|
15
|
14
|
15
|
14
|
17
|
15
|
20
|
20
|
17
|
26
|
32
|
16
|
|
2025/07
|
14
|
16
|
17
|
24
|
33
|
28
|
32
|
29
|
21
|
20
|
36
|
23
|
22
|
27
|
24
|
21
|
28
|
29
|
36
|
24
|
17
|
10
|
15
|
18
|
22
|
26
|
20
|
22
|
25
|
21
|
25
|
|
2025/06
|
12
|
20
|
38
|
42
|
33
|
31
|
25
|
12
|
20
|
22
|
22
|
21
|
20
|
19
|
29
|
40
|
27
|
15
|
12
|
18
|
15
|
11
|
16
|
18
|
21
|
23
|
15
|
13
|
11
|
16
|
|
|
2025/05
|
41
|
54
|
55
|
52
|
36
|
108
|
126
|
38
|
37
|
44
|
36
|
33
|
33
|
49
|
51
|
17
|
30
|
68
|
49
|
23
|
19
|
20
|
38
|
55
|
41
|
41
|
49
|
27
|
21
|
21
|
15
|
|
2025/04
|
64
|
55
|
60
|
58
|
67
|
67
|
63
|
60
|
51
|
40
|
39
|
232
|
122
|
127
|
54
|
58
|
68
|
69
|
69
|
63
|
29
|
46
|
51
|
45
|
45
|
34
|
37
|
55
|
52
|
43
|
|
|
2025/03
|
46
|
36
|
14
|
33
|
49
|
46
|
50
|
61
|
49
|
42
|
35
|
58
|
44
|
45
|
29
|
49
|
30
|
40
|
44
|
40
|
40
|
47
|
54
|
51
|
51
|
58
|
79
|
61
|
62
|
69
|
72
|
|
2025/02
|
62
|
47
|
59
|
58
|
45
|
46
|
79
|
42
|
37
|
39
|
46
|
76
|
86
|
53
|
62
|
58
|
44
|
29
|
35
|
55
|
58
|
30
|
72
|
93
|
82
|
53
|
34
|
40
|
|||
|
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