Air Quality
Excellent
No health implications.
3
PM2.5
15
PM10
104
O3
0.2
CO
6
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Sep
55
Good
Sat
13 Sep
88
Good
Sun
14 Sep
87
Good
Mon
15 Sep
86
Good
Tue
16 Sep
64
Good
Wed
17 Sep
24
Excellent
Thu
18 Sep
23
Excellent
Air quality in the last 12 months (Xuecheng)
|
2025/08
|
22
|
30
|
36
|
45
|
43
|
36
|
50
|
40
|
26
|
24
|
20
|
26
|
18
|
31
|
38
|
36
|
42
|
50
|
48
|
43
|
39
|
41
|
35
|
38
|
61
|
53
|
40
|
52
|
71
|
36
|
27
|
|
2025/07
|
36
|
34
|
35
|
31
|
36
|
38
|
47
|
39
|
34
|
53
|
57
|
40
|
49
|
36
|
44
|
40
|
43
|
48
|
56
|
36
|
33
|
32
|
31
|
32
|
38
|
32
|
29
|
33
|
33
|
33
|
31
|
|
2025/06
|
52
|
43
|
60
|
65
|
73
|
71
|
53
|
78
|
66
|
51
|
76
|
51
|
56
|
47
|
51
|
55
|
47
|
41
|
25
|
25
|
44
|
52
|
50
|
43
|
54
|
50
|
39
|
35
|
13
|
29
|
|
|
2025/05
|
65
|
81
|
48
|
54
|
55
|
78
|
79
|
59
|
18
|
32
|
52
|
55
|
58
|
61
|
79
|
90
|
101
|
68
|
84
|
68
|
65
|
74
|
74
|
59
|
52
|
56
|
63
|
55
|
58
|
63
|
71
|
|
2025/04
|
73
|
55
|
57
|
72
|
82
|
79
|
81
|
93
|
81
|
85
|
64
|
140
|
84
|
69
|
58
|
64
|
87
|
105
|
71
|
68
|
53
|
84
|
80
|
91
|
75
|
61
|
66
|
58
|
58
|
74
|
|
|
2025/03
|
103
|
29
|
52
|
70
|
80
|
87
|
94
|
94
|
91
|
99
|
114
|
149
|
83
|
68
|
77
|
51
|
55
|
43
|
59
|
71
|
61
|
66
|
82
|
113
|
127
|
104
|
116
|
168
|
59
|
59
|
72
|
|
2025/02
|
141
|
167
|
119
|
50
|
55
|
61
|
64
|
47
|
70
|
66
|
91
|
113
|
96
|
83
|
108
|
103
|
59
|
73
|
61
|
57
|
64
|
85
|
65
|
59
|
80
|
106
|
122
|
128
|
|||
|
2025/01
|
105
|
164
|
77
|
120
|
173
|
91
|
78
|
70
|
52
|
53
|
95
|
112
|
111
|
110
|
63
|
82
|
85
|
115
|
125
|
150
|
169
|
148
|
79
|
65
|
93
|
99
|
46
|
63
|
97
|
95
|
193
|
|
2024/12
|
87
|
88
|
60
|
124
|
179
|
143
|
115
|
63
|
68
|
94
|
114
|
56
|
89
|
91
|
84
|
103
|
132
|
57
|
64
|
110
|
84
|
61
|
86
|
105
|
143
|
133
|
84
|
82
|
71
|
115
|
120
|
|
2024/11
|
75
|
81
|
96
|
72
|
46
|
60
|
50
|
49
|
44
|
63
|
81
|
111
|
113
|
70
|
62
|
75
|
51
|
45
|
48
|
52
|
75
|
65
|
41
|
51
|
33
|
49
|
56
|
58
|
61
|
66
|
|
|
2024/10
|
36
|
30
|
40
|
48
|
48
|
30
|
47
|
69
|
57
|
79
|
84
|
85
|
66
|
71
|
90
|
93
|
37
|
20
|
38
|
45
|
52
|
66
|
53
|
61
|
68
|
59
|
115
|
69
|
71
|
99
|
95
|
|
2024/09
|
47
|
37
|
39
|
45
|
50
|
34
|
43
|
40
|
36
|
44
|
38
|
31
|
42
|
47
|
39
|
44
|
24
|
22
|
30
|
28
|
26
|
37
|
35
|
52
|
54
|
63
|
65
|
41
|
39
|
38
|
|
|
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