Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Oct
Fri
17 Oct
Sat
18 Oct
Sun
19 Oct
Mon
20 Oct
Tue
21 Oct
Wed
22 Oct
Real-time AQI (Monitoring Station in Xi'an)
兴庆小区
4025
PM2.5
40
PM10
73
O3
0.6
CO
2
SO2
13
NO2
纺织城
3921
PM2.5
39
PM10
59
O3
0.6
CO
2
SO2
19
NO2
小寨
4927
PM2.5
49
PM10
52
O3
0.9
CO
2
SO2
22
NO2
市人民体育场
4421
PM2.5
44
PM10
74
O3
0.6
CO
2
SO2
16
NO2
高新西区
5029
PM2.5
50
PM10
47
O3
0.8
CO
2
SO2
20
NO2
经开区
3920
PM2.5
39
PM10
78
O3
0.7
CO
3
SO2
15
NO2
长安区
5333
PM2.5
55 *
PM10
39
O3
0.7
CO
3
SO2
20
NO2
临潼区
4028
PM2.5
38
PM10
72
O3
0.6
CO
2
SO2
11
NO2
曲江文化产业集团
5733
PM2.5
64 *
PM10
42
O3
0.9
CO
2
SO2
23
NO2
广运潭
3824
PM2.5
38
PM10
81
O3
0.9
CO
4
SO2
13
NO2
无线电监控中心
2818
PM2.5
28
PM10
80
O3
0.6
CO
3
SO2
12
NO2
行知小学
4223
PM2.5
42
PM10
68
O3
0.8
CO
2
SO2
19
NO2
西苑北路977号
5931
PM2.5
67 *
PM10
39
O3
0.7
CO
4
SO2
16
NO2
Air quality in the last 12 months (Xi'an)
|
2025/08
|
40
|
44
|
44
|
43
|
25
|
35
|
41
|
33
|
20
|
22
|
28
|
42
|
46
|
47
|
32
|
28
|
22
|
22
|
23
|
28
|
54
|
43
|
28
|
25
|
43
|
41
|
35
|
20
|
15
|
23
|
26
|
|
2025/07
|
27
|
25
|
32
|
35
|
20
|
33
|
33
|
30
|
44
|
37
|
35
|
44
|
46
|
44
|
35
|
47
|
41
|
28
|
40
|
27
|
31
|
46
|
28
|
18
|
21
|
25
|
29
|
30
|
36
|
47
|
33
|
|
2025/06
|
49
|
41
|
49
|
50
|
43
|
46
|
32
|
36
|
41
|
49
|
59
|
47
|
51
|
49
|
67
|
59
|
60
|
51
|
35
|
40
|
41
|
38
|
34
|
40
|
32
|
33
|
41
|
32
|
36
|
25
|
|
|
2025/05
|
98
|
77
|
76
|
72
|
119
|
460
|
179
|
110
|
84
|
52
|
46
|
59
|
45
|
68
|
73
|
62
|
180
|
115
|
74
|
67
|
70
|
82
|
58
|
53
|
45
|
44
|
56
|
50
|
44
|
53
|
47
|
|
2025/04
|
84
|
94
|
92
|
109
|
95
|
92
|
78
|
93
|
113
|
101
|
119
|
317
|
129
|
85
|
63
|
114
|
125
|
113
|
88
|
69
|
71
|
151
|
108
|
70
|
78
|
69
|
50
|
51
|
59
|
111
|
|
|
2025/03
|
171
|
67
|
25
|
61
|
74
|
72
|
85
|
89
|
70
|
86
|
201
|
199
|
92
|
56
|
48
|
45
|
52
|
49
|
50
|
60
|
68
|
72
|
87
|
73
|
62
|
211
|
180
|
125
|
101
|
84
|
83
|
|
2025/02
|
215
|
152
|
36
|
50
|
47
|
53
|
91
|
40
|
59
|
95
|
125
|
82
|
84
|
86
|
66
|
77
|
93
|
104
|
109
|
113
|
134
|
152
|
73
|
70
|
80
|
78
|
105
|
113
|
|||
|
2025/01
|
119
|
92
|
109
|
117
|
94
|
78
|
74
|
78
|
64
|
78
|
63
|
77
|
101
|
83
|
43
|
68
|
113
|
94
|
101
|
140
|
196
|
228
|
195
|
136
|
60
|
80
|
67
|
106
|
310
|
254
|
249
|
|
2024/12
|
71
|
81
|
71
|
74
|
67
|
69
|
69
|
51
|
78
|
105
|
141
|
138
|
48
|
62
|
63
|
92
|
110
|
94
|
99
|
133
|
58
|
67
|
87
|
90
|
105
|
103
|
81
|
59
|
80
|
65
|
83
|
|
2024/11
|
80
|
66
|
62
|
55
|
73
|
103
|
129
|
148
|
109
|
122
|
141
|
142
|
104
|
61
|
56
|
52
|
18
|
27
|
54
|
49
|
56
|
82
|
132
|
117
|
35
|
52
|
74
|
73
|
56
|
52
|
|
|
2024/10
|
47
|
53
|
56
|
55
|
83
|
97
|
77
|
130
|
83
|
64
|
93
|
97
|
69
|
67
|
72
|
55
|
78
|
55
|
42
|
32
|
36
|
30
|
53
|
78
|
94
|
63
|
42
|
57
|
96
|
107
|
72
|
|
2024/09
|
63
|
55
|
40
|
49
|
31
|
52
|
33
|
31
|
51
|
51
|
55
|
40
|
43
|
37
|
54
|
47
|
53
|
53
|
41
|
33
|
29
|
54
|
63
|
95
|
92
|
115
|
79
|
63
|
35
|
33
|
|
|
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
*: primary pollution