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
1 Jul
Wed
2 Jul
Thu
3 Jul
Fri
4 Jul
Sat
5 Jul
Sun
6 Jul
Mon
7 Jul
Real-time AQI (Monitoring Station in Xi'an)
兴庆小区
1812
PM2.5
18
PM10
15
O3
0.7
CO
1
SO2
24
NO2
高新西区
1611
PM2.5
16
PM10
26
O3
0.3
CO
1
SO2
11
NO2
经开区
2411
PM2.5
24
PM10
7
O3
0.4
CO
2
SO2
40
NO2
长安区
198
PM2.5
19
PM10
6
O3
0.6
CO
4
SO2
28
NO2
曲江文化产业集团
3613
PM2.5
36
PM10
16
O3
0.6
CO
1
SO2
27
NO2
Air quality in the last 12 months (Xi'an)
|
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
|
|
|
2025/03
|
171
|
67
|
25
|
61
|
74
|
72
|
85
|
89
|
70
|
86
|
201
|
199
|
92
|
56
|
48
|
45
|
52
|
49
|
50
|
60
|
68
|
72
|
87
|
73
|
62
|
211
|
180
|
125
|
101
|
84
|
83
|
|
2025/02
|
215
|
152
|
36
|
50
|
47
|
53
|
91
|
40
|
59
|
95
|
125
|
82
|
84
|
86
|
66
|
77
|
93
|
104
|
109
|
113
|
134
|
152
|
73
|
70
|
80
|
78
|
105
|
113
|
|||
|
2025/01
|
119
|
92
|
109
|
117
|
94
|
78
|
74
|
78
|
64
|
78
|
63
|
77
|
101
|
83
|
43
|
68
|
113
|
94
|
101
|
140
|
196
|
228
|
195
|
136
|
60
|
80
|
67
|
106
|
310
|
254
|
249
|
|
2024/12
|
71
|
81
|
71
|
74
|
67
|
69
|
69
|
51
|
78
|
105
|
141
|
138
|
48
|
62
|
63
|
92
|
110
|
94
|
99
|
133
|
58
|
67
|
87
|
90
|
105
|
103
|
81
|
59
|
80
|
65
|
83
|
|
2024/11
|
80
|
66
|
62
|
55
|
73
|
103
|
129
|
148
|
109
|
122
|
141
|
142
|
104
|
61
|
56
|
52
|
18
|
27
|
54
|
49
|
56
|
82
|
132
|
117
|
35
|
52
|
74
|
73
|
56
|
52
|
|
|
2024/10
|
47
|
53
|
56
|
55
|
83
|
97
|
77
|
130
|
83
|
64
|
93
|
97
|
69
|
67
|
72
|
55
|
78
|
55
|
42
|
32
|
36
|
30
|
53
|
78
|
94
|
63
|
42
|
57
|
96
|
107
|
72
|
|
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
|
|
|
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