Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
15 Sep
Wed
16 Sep
Thu
17 Sep
Fri
18 Sep
Sat
19 Sep
Sun
20 Sep
Mon
21 Sep
Real-time AQI (Monitoring Station in Xi'an)
兴庆小区
279
PM2.5
26
PM10
84
O3
0.4
CO
4
SO2
12
NO2
纺织城
3413
PM2.5
34
PM10
34
O3
0.6
CO
2
SO2
47
NO2
小寨
6442 *
PM2.5
57
PM10
25
O3
1.0
CO
1
SO2
39
NO2
市人民体育场
4718
PM2.5
47
PM10
52
O3
0.8
CO
3
SO2
31
NO2
高新西区
7648 *
PM2.5
81
PM10
30
O3
0.8
CO
5
SO2
40
NO2
经开区
6034
PM2.5
64 *
PM10
4
O3
0.8
CO
2
SO2
74
NO2
长安区
4632
PM2.5
46
PM10
15
O3
0.8
CO
2
SO2
38
NO2
临潼区
6442 *
PM2.5
61
PM10
32
O3
0.8
CO
2
SO2
34
NO2
广运潭
5236 *
PM2.5
43
PM10
7
O3
0.7
CO
5
SO2
62
NO2
无线电监控中心
7849 *
PM2.5
75
PM10
33
O3
1.0
CO
7
SO2
31
NO2
行知小学
7641
PM2.5
86 *
PM10
2
O3
1.0
CO
4
SO2
89
NO2
西苑北路977号
3524
PM2.5
29
PM10
54
O3
0.8
CO
5
SO2
13
NO2
Air quality in the last 12 months (Xi'an)
|
2026/08
|
21
|
25
|
24
|
21
|
20
|
28
|
35
|
39
|
45
|
40
|
43
|
33
|
31
|
33
|
38
|
52
|
56
|
25
|
32
|
40
|
53
|
45
|
43
|
45
|
39
|
33
|
39
|
25
|
27
|
41
|
48
|
|
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
|
|
|
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