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
27 Aug
Fri
28 Aug
Sat
29 Aug
Sun
30 Aug
Mon
31 Aug
Tue
1 Sep
Wed
2 Sep
Real-time AQI (Monitoring Station in Xi'an)
兴庆小区
3924
PM2.5
34
PM10
122
O3
0.6
CO
4
SO2
9
NO2
纺织城
4932
PM2.5
49
PM10
106
O3
0.6
CO
10
SO2
14
NO2
小寨
4524
PM2.5
45
PM10
113
O3
0.6
CO
2
SO2
12
NO2
市人民体育场
4124
PM2.5
34
PM10
129
O3
0.6
CO
4
SO2
14
NO2
高新西区
4323
PM2.5
43
PM10
124
O3
0.4
CO
6
SO2
10
NO2
经开区
4221
PM2.5
42
PM10
112
O3
0.4
CO
2
SO2
5
NO2
长安区
3616
PM2.5
36
PM10
112
O3
0.5
CO
2
SO2
11
NO2
临潼区
4833
PM2.5
46
PM10
108
O3
0.8
CO
8
SO2
10
NO2
广运潭
5035
PM2.5
48
PM10
101
O3
0.6
CO
4
SO2
10
NO2
无线电监控中心
5231
PM2.5
52 *
PM10
82
O3
0.8
CO
5
SO2
17
NO2
行知小学
4022
PM2.5
40
PM10
119
O3
0.8
CO
7
SO2
10
NO2
西苑北路977号
6220
PM2.5
66 *
PM10
130
O3
0.5
CO
2
SO2
16
NO2
Air quality in the last 12 months (Xi'an)
|
2026/07
|
53
|
39
|
56
|
45
|
51
|
60
|
58
|
66
|
46
|
34
|
39
|
30
|
49
|
57
|
41
|
46
|
37
|
77
|
67
|
72
|
65
|
44
|
55
|
47
|
49
|
41
|
30
|
24
|
23
|
28
|
23
|
|
2026/06
|
62
|
79
|
72
|
69
|
67
|
36
|
35
|
36
|
47
|
57
|
54
|
36
|
55
|
67
|
44
|
44
|
42
|
25
|
40
|
32
|
28
|
31
|
36
|
33
|
45
|
41
|
65
|
67
|
67
|
48
|
|
|
2026/05
|
47
|
51
|
42
|
41
|
52
|
45
|
43
|
47
|
48
|
61
|
69
|
73
|
33
|
39
|
61
|
58
|
29
|
30
|
41
|
35
|
41
|
72
|
55
|
53
|
53
|
56
|
55
|
58
|
51
|
49
|
57
|
|
2026/04
|
62
|
69
|
99
|
114
|
85
|
88
|
96
|
75
|
70
|
70
|
72
|
61
|
60
|
59
|
55
|
47
|
64
|
63
|
188
|
93
|
36
|
29
|
47
|
64
|
63
|
73
|
77
|
89
|
67
|
59
|
|
|
2026/03
|
18
|
37
|
60
|
130
|
96
|
65
|
52
|
62
|
55
|
113
|
123
|
109
|
127
|
70
|
41
|
62
|
57
|
89
|
106
|
94
|
94
|
104
|
108
|
75
|
80
|
91
|
68
|
60
|
62
|
36
|
51
|
|
2026/02
|
130
|
109
|
116
|
125
|
136
|
129
|
69
|
70
|
81
|
144
|
136
|
113
|
83
|
111
|
74
|
53
|
176
|
111
|
81
|
57
|
186
|
321
|
141
|
53
|
70
|
64
|
61
|
57
|
|||
|
2026/01
|
76
|
130
|
157
|
76
|
55
|
42
|
57
|
62
|
63
|
62
|
68
|
70
|
82
|
117
|
110
|
100
|
106
|
135
|
68
|
34
|
61
|
105
|
157
|
187
|
196
|
157
|
161
|
172
|
154
|
140
|
131
|
|
2025/12
|
89
|
81
|
77
|
95
|
134
|
151
|
85
|
95
|
125
|
138
|
136
|
103
|
81
|
91
|
112
|
123
|
126
|
170
|
128
|
64
|
71
|
113
|
97
|
95
|
74
|
84
|
116
|
158
|
161
|
183
|
122
|
|
2025/11
|
62
|
74
|
97
|
106
|
99
|
68
|
46
|
56
|
66
|
94
|
93
|
94
|
75
|
93
|
109
|
77
|
30
|
36
|
52
|
65
|
80
|
83
|
60
|
81
|
78
|
143
|
135
|
97
|
77
|
80
|
|
|
2025/10
|
21
|
26
|
42
|
28
|
18
|
15
|
13
|
40
|
20
|
15
|
11
|
12
|
25
|
52
|
31
|
40
|
12
|
29
|
37
|
26
|
37
|
50
|
63
|
71
|
57
|
37
|
62
|
68
|
81
|
73
|
67
|
|
2025/09
|
41
|
33
|
35
|
17
|
28
|
53
|
59
|
45
|
44
|
49
|
26
|
20
|
38
|
52
|
51
|
33
|
19
|
11
|
17
|
34
|
19
|
16
|
21
|
27
|
47
|
46
|
37
|
17
|
32
|
46
|
|
|
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
|
|
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