Air Quality
Excellent
No health implications.
14
PM2.5
41
PM10
51
O3
0.3
CO
9
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Jun
73
Good
Wed
4 Jun
73
Good
Thu
5 Jun
71
Good
Fri
6 Jun
77
Good
Sat
7 Jun
66
Good
Sun
8 Jun
70
Good
Mon
9 Jun
48
Excellent
Air quality in the last 12 months (Xiji)
|
2025/04
|
108
|
96
|
99
|
131
|
87
|
85
|
62
|
122
|
123
|
75
|
222
|
354
|
143
|
53
|
82
|
209
|
91
|
259
|
152
|
113
|
161
|
97
|
54
|
58
|
62
|
44
|
57
|
49
|
72
|
216
|
|
|
2025/03
|
70
|
44
|
42
|
51
|
49
|
44
|
65
|
69
|
67
|
51
|
196
|
90
|
96
|
54
|
47
|
52
|
42
|
31
|
47
|
65
|
61
|
65
|
96
|
85
|
98
|
377
|
112
|
114
|
67
|
76
|
70
|
|
2025/02
|
52
|
51
|
38
|
40
|
42
|
54
|
79
|
69
|
57
|
47
|
92
|
78
|
64
|
53
|
58
|
104
|
75
|
68
|
59
|
65
|
63
|
50
|
37
|
49
|
57
|
49
|
50
|
56
|
|||
|
2025/01
|
62
|
51
|
73
|
65
|
49
|
52
|
57
|
45
|
55
|
59
|
76
|
76
|
112
|
58
|
57
|
50
|
65
|
58
|
55
|
53
|
68
|
70
|
113
|
142
|
79
|
99
|
75
|
68
|
81
|
67
|
48
|
|
2024/12
|
43
|
55
|
55
|
51
|
55
|
53
|
45
|
49
|
58
|
74
|
72
|
59
|
56
|
54
|
57
|
57
|
66
|
52
|
60
|
55
|
54
|
54
|
63
|
73
|
66
|
69
|
46
|
54
|
56
|
48
|
43
|
|
2024/11
|
36
|
38
|
45
|
52
|
53
|
39
|
40
|
47
|
53
|
51
|
51
|
59
|
62
|
51
|
75
|
47
|
37
|
24
|
42
|
49
|
48
|
48
|
51
|
38
|
51
|
59
|
67
|
60
|
41
|
47
|
|
|
2024/10
|
37
|
27
|
33
|
23
|
32
|
48
|
40
|
39
|
46
|
46
|
40
|
33
|
33
|
33
|
39
|
43
|
30
|
48
|
21
|
30
|
33
|
27
|
38
|
36
|
47
|
53
|
33
|
37
|
46
|
28
|
34
|
|
2024/09
|
57
|
37
|
30
|
41
|
17
|
16
|
22
|
32
|
28
|
19
|
20
|
28
|
19
|
31
|
25
|
21
|
34
|
37
|
47
|
42
|
35
|
37
|
42
|
43
|
30
|
23
|
54
|
64
|
22
|
23
|
|
|
2024/08
|
31
|
29
|
29
|
25
|
23
|
22
|
17
|
17
|
107
|
153
|
50
|
41
|
38
|
34
|
54
|
40
|
28
|
25
|
30
|
32
|
35
|
39
|
43
|
43
|
38
|
26
|
24
|
35
|
36
|
33
|
56
|
|
2024/07
|
26
|
25
|
25
|
54
|
61
|
53
|
22
|
35
|
40
|
41
|
41
|
73
|
32
|
21
|
15
|
17
|
26
|
29
|
20
|
38
|
208
|
36
|
33
|
123
|
67
|
42
|
40
|
31
|
30
|
31
|
35
|
|
2024/06
|
51
|
30
|
27
|
33
|
35
|
30
|
30
|
38
|
25
|
31
|
35
|
42
|
42
|
52
|
55
|
30
|
26
|
36
|
41
|
31
|
20
|
35
|
43
|
47
|
43
|
31
|
24
|
27
|
44
|
32
|
|
|
2024/05
|
38
|
32
|
17
|
34
|
54
|
62
|
56
|
43
|
35
|
86
|
72
|
50
|
48
|
49
|
79
|
60
|
63
|
56
|
58
|
57
|
41
|
44
|
47
|
79
|
54
|
50
|
36
|
44
|
38
|
51
|
60
|
|
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
Air quality source: CNEMC
*: primary pollution