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
28 Apr
Wed
29 Apr
Thu
30 Apr
Fri
1 May
Sat
2 May
Sun
3 May
Mon
4 May
Real-time AQI (Monitoring Station in Xi'an)
兴庆小区
8529
PM2.5
99 *
PM10
11
O3
0.4
CO
5
SO2
56
NO2
纺织城
10929
PM2.5
142 *
PM10
3
O3
0.7
CO
6
SO2
70
NO2
小寨
7831
PM2.5
88 *
PM10
32
O3
0.5
CO
6
SO2
34
NO2
市人民体育场
8626
PM2.5
100 *
PM10
26
O3
0.3
CO
5
SO2
45
NO2
高新西区
10035
PM2.5
120 *
PM10
16
O3
0.6
CO
6
SO2
55
NO2
经开区
10430
PM2.5
129 *
PM10
26
O3
0.5
CO
11
SO2
41
NO2
长安区
7925
PM2.5
90 *
PM10
33
O3
0.5
CO
5
SO2
34
NO2
临潼区
10225
PM2.5
123 *
PM10
14
O3
0.6
CO
6
SO2
44
NO2
广运潭
7926
PM2.5
90 *
PM10
16
O3
0.7
CO
3
SO2
41
NO2
无线电监控中心
11239
PM2.5
149 *
PM10
19
O3
0.6
CO
8
SO2
35
NO2
行知小学
11136
PM2.5
148 *
PM10
13
O3
0.7
CO
5
SO2
56
NO2
西苑北路977号
9037
PM2.5
106 *
PM10
23
O3
0.6
CO
8
SO2
31
NO2
Air quality in the last 12 months (Xi'an)
|
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
|
|
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
|
|
|
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