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
26 Apr
Sat
27 Apr
Sun
28 Apr
Mon
29 Apr
Tue
30 Apr
Wed
1 May
Thu
2 May
Real-time AQI (Monitoring Station in Xi'an)
高压开关厂
5525
PM2.5
59 *
PM10
136
O3
0.6
CO
8
SO2
32
NO2
兴庆小区
5521
PM2.5
59 *
PM10
140
O3
0.5
CO
8
SO2
22
NO2
纺织城
5925
PM2.5
67 *
PM10
80
O3
0.5
CO
8
SO2
29
NO2
小寨
6326
PM2.5
75 *
PM10
128
O3
0.5
CO
6
SO2
27
NO2
市人民体育场
5923
PM2.5
67 *
PM10
139
O3
0.5
CO
6
SO2
29
NO2
高新西区
5424
PM2.5
57 *
PM10
134
O3
0.5
CO
7
SO2
27
NO2
经开区
6429
PM2.5
77 *
PM10
134
O3
0.3
CO
7
SO2
28
NO2
长安区
6129
PM2.5
71 *
PM10
82
O3
0.4
CO
3
SO2
47
NO2
临潼区
5623
PM2.5
61 *
PM10
130
O3
0.5
CO
7
SO2
21
NO2
草滩
5818
PM2.5
65 *
PM10
117
O3
0.4
CO
6
SO2
26
NO2
曲江文化产业集团
5823
PM2.5
66 *
PM10
122
O3
0.5
CO
4
SO2
29
NO2
广运潭
6834
PM2.5
85 *
PM10
131
O3
0.6
CO
7
SO2
25
NO2
文体局
6221
PM2.5
73 *
PM10
116
O3
0.5
CO
5
SO2
31
NO2
无线电监控中心
7230
PM2.5
94 *
PM10
114
O3
0.5
CO
3
SO2
29
NO2
Air quality in the last 12 months (Xi'an)
|
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
|
|
2023/09
|
53
|
62
|
65
|
59
|
42
|
44
|
59
|
97
|
62
|
51
|
40
|
25
|
44
|
49
|
50
|
54
|
60
|
41
|
37
|
36
|
38
|
43
|
29
|
22
|
25
|
22
|
24
|
24
|
28
|
43
|
|
|
2023/08
|
37
|
39
|
38
|
45
|
53
|
35
|
33
|
42
|
50
|
57
|
54
|
34
|
55
|
53
|
50
|
65
|
116
|
61
|
65
|
31
|
35
|
61
|
40
|
48
|
53
|
33
|
23
|
38
|
45
|
55
|
54
|
|
2023/07
|
49
|
44
|
31
|
37
|
73
|
58
|
56
|
82
|
93
|
75
|
58
|
51
|
25
|
53
|
52
|
62
|
65
|
59
|
60
|
70
|
56
|
75
|
74
|
47
|
51
|
35
|
45
|
23
|
29
|
34
|
36
|
|
2023/06
|
34
|
29
|
25
|
22
|
29
|
54
|
54
|
57
|
63
|
66
|
83
|
61
|
62
|
61
|
45
|
38
|
29
|
28
|
50
|
59
|
71
|
60
|
47
|
44
|
52
|
71
|
56
|
31
|
64
|
63
|
|
|
2023/05
|
69
|
70
|
64
|
54
|
72
|
33
|
34
|
39
|
46
|
52
|
49
|
61
|
62
|
60
|
67
|
58
|
63
|
50
|
51
|
64
|
43
|
32
|
43
|
42
|
52
|
48
|
31
|
16
|
23
|
44
|
41
|
|
2023/04
|
75
|
65
|
18
|
21
|
64
|
173
|
134
|
102
|
85
|
89
|
426
|
250
|
185
|
72
|
68
|
83
|
93
|
95
|
95
|
456
|
83
|
21
|
24
|
32
|
53
|
73
|
75
|
181
|
104
|
77
|
|
|
2023/03
|
106
|
109
|
89
|
86
|
117
|
116
|
118
|
83
|
89
|
93
|
149
|
113
|
111
|
100
|
85
|
46
|
50
|
83
|
116
|
103
|
105
|
139
|
85
|
170
|
93
|
83
|
74
|
79
|
71
|
80
|
81
|
|
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