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
22 Oct
Wed
23 Oct
Thu
24 Oct
Fri
25 Oct
Sat
26 Oct
Sun
27 Oct
Mon
28 Oct
Real-time AQI (Monitoring Station in Xi'an)
高压开关厂
4818
PM2.5
48
PM10
4
O3
0.7
CO
5
SO2
86
NO2
兴庆小区
4610
PM2.5
46
PM10
18
O3
0.5
CO
4
SO2
61
NO2
纺织城
5110
PM2.5
51 *
PM10
2
O3
0.3
CO
6
SO2
72
NO2
小寨
3112
PM2.5
31
PM10
30
O3
0.4
CO
4
SO2
39
NO2
市人民体育场
4619
PM2.5
46
PM10
11
O3
0.5
CO
5
SO2
65
NO2
高新西区
3316
PM2.5
33
PM10
43
O3
0.3
CO
4
SO2
32
NO2
经开区
5222
PM2.5
54 *
PM10
2
O3
0.5
CO
4
SO2
83
NO2
长安区
4815
PM2.5
48
PM10
9
O3
0.3
CO
5
SO2
52
NO2
临潼区
2811
PM2.5
28
PM10
56
O3
0.4
CO
5
SO2
28
NO2
草滩
5715
PM2.5
64 *
PM10
0
O3
0.6
CO
6
SO2
68
NO2
曲江文化产业集团
248
PM2.5
22
PM10
31
O3
0.4
CO
6
SO2
47
NO2
广运潭
4712
PM2.5
47
PM10
17
O3
0.4
CO
3
SO2
70
NO2
文体局
5721
PM2.5
64 *
PM10
5
O3
1.0
CO
8
SO2
64
NO2
无线电监控中心
9341
PM2.5
136 *
PM10
10
O3
0.5
CO
9
SO2
92
NO2
Air quality in the last 12 months (Xi'an)
|
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
|
|
|
2024/08
|
50
|
52
|
41
|
44
|
41
|
38
|
38
|
39
|
52
|
104
|
60
|
48
|
48
|
51
|
45
|
37
|
47
|
38
|
47
|
49
|
39
|
55
|
61
|
59
|
45
|
35
|
26
|
40
|
40
|
37
|
38
|
|
2024/07
|
23
|
31
|
35
|
41
|
36
|
38
|
39
|
15
|
32
|
43
|
38
|
46
|
49
|
49
|
47
|
39
|
15
|
25
|
32
|
28
|
37
|
34
|
47
|
74
|
83
|
67
|
50
|
52
|
44
|
24
|
38
|
|
2024/06
|
73
|
42
|
58
|
32
|
37
|
59
|
45
|
40
|
40
|
49
|
45
|
53
|
55
|
45
|
60
|
42
|
38
|
34
|
39
|
40
|
25
|
43
|
47
|
62
|
83
|
64
|
52
|
60
|
46
|
59
|
|
|
2024/05
|
46
|
57
|
37
|
35
|
39
|
51
|
62
|
66
|
46
|
48
|
82
|
63
|
71
|
68
|
79
|
64
|
63
|
67
|
48
|
45
|
55
|
55
|
50
|
48
|
52
|
37
|
61
|
58
|
32
|
53
|
74
|
|
2024/04
|
84
|
81
|
69
|
87
|
81
|
90
|
80
|
76
|
62
|
50
|
57
|
63
|
55
|
43
|
76
|
88
|
71
|
73
|
176
|
127
|
118
|
94
|
300
|
141
|
85
|
67
|
69
|
65
|
47
|
27
|
|
|
2024/03
|
57
|
54
|
80
|
109
|
111
|
75
|
90
|
74
|
90
|
93
|
64
|
65
|
73
|
94
|
63
|
301
|
190
|
75
|
132
|
105
|
96
|
114
|
114
|
49
|
36
|
72
|
105
|
74
|
62
|
75
|
90
|
|
2024/02
|
171
|
89
|
115
|
107
|
103
|
126
|
122
|
150
|
127
|
227
|
99
|
120
|
135
|
107
|
55
|
72
|
97
|
341
|
461
|
81
|
56
|
85
|
74
|
92
|
130
|
128
|
110
|
150
|
100
|
||
|
2024/01
|
117
|
105
|
77
|
93
|
109
|
81
|
77
|
127
|
112
|
92
|
126
|
183
|
234
|
149
|
110
|
92
|
109
|
151
|
106
|
111
|
56
|
22
|
37
|
59
|
67
|
89
|
97
|
108
|
139
|
193
|
233
|
|
2023/12
|
68
|
107
|
153
|
130
|
116
|
165
|
87
|
81
|
130
|
108
|
47
|
87
|
55
|
39
|
76
|
73
|
57
|
76
|
102
|
67
|
57
|
66
|
115
|
148
|
156
|
172
|
192
|
245
|
226
|
174
|
125
|
|
2023/11
|
61
|
64
|
51
|
55
|
62
|
50
|
74
|
86
|
83
|
73
|
43
|
68
|
72
|
112
|
109
|
212
|
77
|
76
|
95
|
144
|
163
|
96
|
80
|
66
|
68
|
107
|
89
|
74
|
75
|
45
|
|
|
2023/10
|
57
|
26
|
26
|
22
|
27
|
25
|
37
|
46
|
56
|
70
|
78
|
68
|
43
|
41
|
41
|
69
|
86
|
36
|
26
|
45
|
59
|
67
|
69
|
74
|
66
|
66
|
81
|
80
|
66
|
72
|
65
|
|
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